- Position, align, fit, and weld parts to form complete units or subunits, following blueprints and layout specifications, and using jigs, welding torches, and hand tools.
Occupations with related tasks Save Table: XLSX CSV
| Closely Related Tasks | All Related Tasks | Job Zone | Code | Occupation |
| 7 | 9 | 2 | 51-4121.00 | Welders, Cutters, Solderers, and Brazers |
| 5 | 9 | 2 | 51-4122.00 | Welding, Soldering, and Brazing Machine Setters, Operators, and Tenders |
| 3 | 4 | 2 | 51-2011.00 | Aircraft Structure, Surfaces, Rigging, and Systems Assemblers |
| 2 | 5 | 2 | 51-4192.00 | Layout Workers, Metal and Plastic |
| 2 | 5 | 2 | 49-9044.00 | Millwrights |
| 2 | 2 | 2 | 51-2023.00 | Electromechanical Equipment Assemblers |
| 2 | 2 | 2 | 51-2022.00 | Electrical and Electronic Equipment Assemblers |
| 2 | 2 | 2 | 51-2061.00 | Timing Device Assemblers and Adjusters |
| 2 | 2 | 2 | 51-9197.00 | Tire Builders 
|
| 1 | 4 | 2 | 51-4032.00 | Drilling and Boring Machine Tool Setters, Operators, and Tenders, Metal and Plastic |
| 1 | 4 | 3 | 49-9063.00 | Musical Instrument Repairers and Tuners |
| 1 | 3 | 3 | 51-4061.00 | Model Makers, Metal and Plastic |
| 1 | 3 | 2 | 51-9083.00 | Ophthalmic Laboratory Technicians |
| 1 | 3 | 1 | 51-6031.00 | Sewing Machine Operators |
| 1 | 3 | 3 | 49-9071.00 | Maintenance and Repair Workers, General
|
| 1 | 3 | 3 | 51-9071.00 | Jewelers and Precious Stone and Metal Workers |
| 1 | 2 | 2 | 51-2031.00 | Engine and Other Machine Assemblers |
| 1 | 2 | 3 | 51-9082.00 | Medical Appliance Technicians |
| 1 | 2 | 3 | 51-4062.00 | Patternmakers, Metal and Plastic |
| 1 | 2 | 2 | 49-3091.00 | Bicycle Repairers |
| 1 | 2 | 2 | 51-4194.00 | Tool Grinders, Filers, and Sharpeners |
| 1 | 2 | 3 | 49-9062.00 | Medical Equipment Repairers
|
| 1 | 2 | 3 | 49-3042.00 | Mobile Heavy Equipment Mechanics, Except Engines
|
| 1 | 2 | 2 | 51-6093.00 | Upholsterers |
| 1 | 2 | 2 | 51-9195.00 | Molders, Shapers, and Casters, Except Metal and Plastic
|
| 1 | 2 | 2 | 51-6041.00 | Shoe and Leather Workers and Repairers |
| 1 | 2 | 3 | 51-4041.00 | Machinists |
| 1 | 2 | 2 | 51-4031.00 | Cutting, Punching, and Press Machine Setters, Operators, and Tenders, Metal and Plastic |
| 1 | 1 | 3 | 49-3052.00 | Motorcycle Mechanics |
| 1 | 1 | 2 | 51-6051.00 | Sewers, Hand |
| 1 | 1 | 2 | 49-9098.00 | Helpers--Installation, Maintenance, and Repair Workers |
| 1 | 1 | 2 | 51-4035.00 | Milling and Planing Machine Setters, Operators, and Tenders, Metal and Plastic |
| 1 | 1 | 3 | 49-9041.00 | Industrial Machinery Mechanics
|
| 1 | 1 | 2 | 51-9191.00 | Adhesive Bonding Machine Operators and Tenders |
| 1 | 1 | 3 | 51-4111.00 | Tool and Die Makers |
| 1 | 1 | 2 | 51-6042.00 | Shoe Machine Operators and Tenders |
| 1 | 1 | 3 | 51-8013.04 | Hydroelectric Plant Technicians |
| 1 | 1 | 2 | 51-4081.00 | Multiple Machine Tool Setters, Operators, and Tenders, Metal and Plastic |
| 1 | 1 | 3 | 49-1011.00 | First-Line Supervisors of Mechanics, Installers, and Repairers |
| 1 | 1 | 2 | 49-9099.01 | Geothermal Technicians |
| 1 | 1 | 2 | 51-9141.00 | Semiconductor Processing Technicians |
| 1 | 1 | 2 | 49-3021.00 | Automotive Body and Related Repairers |
| 1 | 1 | 3 | 49-9092.00 | Commercial Divers
|
| 1 | 1 | 2 | 51-9041.00 | Extruding, Forming, Pressing, and Compacting Machine Setters, Operators, and Tenders |
- Weld components in flat, vertical, or overhead positions.
- Recognize, set up, and operate hand and power tools common to the welding trade, such as shielded metal arc and gas metal arc welding equipment.
- Select and install torches, torch tips, filler rods, and flux, according to welding chart specifications or types and thicknesses of metals.
- Align and clamp workpieces together, using rules, squares, or hand tools, or position items in fixtures, jigs, or vises.
- Weld separately or in combination, using aluminum, stainless steel, cast iron, and other alloys.
- Ignite torches or start power supplies and strike arcs by touching electrodes to metals being welded, completing electrical circuits.
- Guide and direct flames or electrodes on or across workpieces to straighten, bend, melt, or build up metal.
- Melt and apply solder along adjoining edges of workpieces to solder joints, using soldering irons, gas torches, or electric-ultrasonic equipment.
- Melt and apply solder to fill holes, indentations, or seams of fabricated metal products, using soldering equipment.
- Operate safety equipment and use safe work habits.
- Examine workpieces for defects and measure workpieces with straightedges or templates to ensure conformance with specifications.
- Detect faulty operation of equipment or defective materials and notify supervisors.
- Mark or tag material with proper job number, piece marks, and other identifying marks as required.
- Determine required equipment and welding methods, applying knowledge of metallurgy, geometry, and welding techniques.
- Prepare all material surfaces to be welded, ensuring that there is no loose or thick scale, slag, rust, moisture, grease, or other foreign matter.
- Connect and turn regulator valves to activate and adjust gas flow and pressure so that desired flames are obtained.
- Position and secure workpieces, using hoists, cranes, wire, and banding machines or hand tools.
- Monitor the fitting, burning, and welding processes to avoid overheating of parts or warping, shrinking, distortion, or expansion of material.
- Grind, cut, buff, or bend edges of workpieces to be joined to ensure snug fit, using power grinders and hand tools.
- Chip or grind off excess weld, slag, or spatter, using hand scrapers or power chippers, portable grinders, or arc-cutting equipment.
- Develop templates and models for welding projects, using mathematical calculations based on blueprint information.
- Repair products by dismantling, straightening, reshaping, and reassembling parts, using cutting torches, straightening presses, and hand tools.
- Clean or degrease parts, using wire brushes, portable grinders, or chemical baths.
- Hammer out bulges or bends in metal workpieces.
- Check grooves, angles, or gap allowances, using micrometers, calipers, and precision measuring instruments.
- Use fire suppression methods in industrial emergencies.
- Preheat workpieces prior to welding or bending, using torches or heating furnaces.
- Set up and use ladders and scaffolding as necessary to complete work.
- Operate metal shaping, straightening, and bending machines, such as brakes and shears.
- Analyze engineering drawings, blueprints, specifications, sketches, work orders, and material safety data sheets to plan layout, assembly, and operations.
- Weld components in flat, vertical, or overhead positions.
- Recognize, set up, and operate hand and power tools common to the welding trade, such as shielded metal arc and gas metal arc welding equipment.
- Select and install torches, torch tips, filler rods, and flux, according to welding chart specifications or types and thicknesses of metals.
- Align and clamp workpieces together, using rules, squares, or hand tools, or position items in fixtures, jigs, or vises.
- Weld separately or in combination, using aluminum, stainless steel, cast iron, and other alloys.
- Ignite torches or start power supplies and strike arcs by touching electrodes to metals being welded, completing electrical circuits.
- Guide and direct flames or electrodes on or across workpieces to straighten, bend, melt, or build up metal.
- Melt and apply solder along adjoining edges of workpieces to solder joints, using soldering irons, gas torches, or electric-ultrasonic equipment.
- Melt and apply solder to fill holes, indentations, or seams of fabricated metal products, using soldering equipment.
- Assemble, align, and clamp workpieces into holding fixtures to bond, heat-treat, or solder fabricated metal components.
- Set up, operate, or tend welding machines that join or bond components to fabricate metal products or assemblies.
- Correct problems by adjusting controls or by stopping machines and opening holding devices.
- Tend auxiliary equipment used in welding processes.
- Start, monitor, and adjust robotic welding production lines.
- Lay out, fit, or connect parts to be bonded, calculating production measurements, as necessary.
- Mark weld points and positions of components on workpieces, using rules, squares, templates, or scribes.
- Fill hoppers and position spouts to direct flow of flux or manually brush flux onto seams of workpieces.
- Dress electrodes, using tip dressers, files, emery cloths, or dressing wheels.
- Inspect, measure, or test completed metal workpieces to ensure conformance to specifications, using measuring and testing devices.
- Read blueprints, work orders, or production schedules to determine product or job instructions or specifications.
- Give directions to other workers regarding machine set-up and use.
- Select, position, align, and bolt jigs, holding fixtures, guides, or stops onto machines, using measuring instruments and hand tools.
- Transfer components, metal products, or assemblies, using moving equipment.
- Clean, lubricate, maintain, and adjust equipment to maintain efficient operation, using air hoses, cleaning fluids, and hand tools.
- Prepare metal surfaces or workpieces, using hand-operated equipment, such as grinders, cutters, or drills.
- Conduct trial runs before welding, soldering, or brazing, and make necessary adjustments to equipment.
- Remove completed workpieces or parts from machinery, using hand tools.
- Load or feed workpieces into welding machines to join or bond components.
- Observe meters, gauges, or machine operations to ensure that soldering or brazing processes meet specifications.
- Turn and press knobs and buttons or enter operating instructions into computers to adjust and start welding machines.
- Compute and record settings for new work, applying knowledge of metal properties, principles of welding, and shop mathematics.
- Set dials and timing controls to regulate electrical current, gas flow pressure, heating or cooling cycles, or shut-off.
- Record operational information on specified production reports.
- Select torch tips, alloys, flux, coil, tubing, or wire, according to metal types or thicknesses, data charts, or records.
- Devise or build fixtures or jigs used to hold parts in place during welding, brazing, or soldering.
- Add chemicals or materials to workpieces or machines to facilitate bonding or to cool workpieces.
- Immerse completed workpieces into water or acid baths to cool and clean components.
- Anneal finished workpieces to relieve internal stress.
- Assemble, align, and clamp workpieces into holding fixtures to bond, heat-treat, or solder fabricated metal components.
- Set up, operate, or tend welding machines that join or bond components to fabricate metal products or assemblies.
- Correct problems by adjusting controls or by stopping machines and opening holding devices.
- Tend auxiliary equipment used in welding processes.
- Start, monitor, and adjust robotic welding production lines.
- Lay out, fit, or connect parts to be bonded, calculating production measurements, as necessary.
- Mark weld points and positions of components on workpieces, using rules, squares, templates, or scribes.
- Fill hoppers and position spouts to direct flow of flux or manually brush flux onto seams of workpieces.
- Dress electrodes, using tip dressers, files, emery cloths, or dressing wheels.
- Position and align subassemblies in jigs or fixtures, using measuring instruments and following blueprint lines and index points.
- Align, fit, assemble, connect, or install system components, using jigs, fixtures, measuring instruments, hand tools, or power tools.
- Weld tubing and fittings or solder cable ends, using tack welders, induction brazing chambers, or other equipment.
- Layout and mark reference points and locations for installation of parts or components, using jigs, templates, or measuring and marking instruments.
- Assemble parts, fittings, or subassemblies on aircraft, using layout tools, hand tools, power tools, or fasteners, such as bolts, screws, rivets, or clamps.
- Read blueprints, illustrations, or specifications to determine layouts, sequences of operations, or identities or relationships of parts.
- Attach brackets, hinges, or clips to secure or support components or subassemblies, using bolts, screws, rivets, chemical bonding, or welding.
- Inspect or test installed units, parts, systems, or assemblies for fit, alignment, performance, defects, or compliance with standards, using measuring instruments or test equipment.
- Adjust, repair, rework, or replace parts or assemblies to ensure proper operation.
- Cut, trim, file, bend, or smooth parts to ensure proper fit and clearance.
- Fabricate parts needed for assembly or installation, using shop machinery or equipment.
- Clean, oil, or coat system components, as necessary, before assembly or attachment.
- Assemble prefabricated parts to form subassemblies.
- Set, align, adjust, or synchronize aircraft armament or rigging or control system components to established tolerances or requirements, using sighting devices and hand tools.
- Join structural assemblies, such as wings, tails, or fuselage.
- Assemble prototypes or integrated-technology demonstrators of new or emerging environmental technologies for aircraft.
- Swage fittings onto cables, using swaging machines.
- Manually install structural assemblies or signal crane operators to position assemblies for joining.
- Set up or operate machines or systems to crimp, cut, bend, form, swage, flare, bead, burr, or straighten tubing, according to specifications.
- Place and connect control cables to electronically controlled units, using hand tools, ring locks, cotter keys, threaded connectors, turnbuckles, or related devices.
- Install mechanical linkages and actuators, using tensiometers to verify tension of cables.
- Clean aircraft structures, parts, or components, using aqueous, semi-aqueous, aliphatic hydrocarbon, or organic solvent cleaning products or techniques to reduce carbon or other harmful emissions.
- Install accessories in swaging machines, using hand tools.
- Mark identifying information on tubing or cable assemblies, using etching devices, labels, rubber stamps, or other methods.
- Verify dimensions of cable assemblies or positions of fittings, using measuring instruments.
- Splice cables, using clamps and fittings, or reweave cable strands.
- Fit and fasten sheet metal coverings to surface areas or other sections of aircraft prior to welding or riveting.
- Capture or segregate waste material, such as aluminum swarf, machine cutting fluid, or solvents, for recycling or environmentally responsible disposal.
- Cut cables and tubing, using master templates, measuring instruments, and cable cutters or saws.
- Monitor robotic assembly equipment, such as snake-arm robots, used to assemble, seal, or swage aircraft structures.
- Position and align subassemblies in jigs or fixtures, using measuring instruments and following blueprint lines and index points.
- Align, fit, assemble, connect, or install system components, using jigs, fixtures, measuring instruments, hand tools, or power tools.
- Weld tubing and fittings or solder cable ends, using tack welders, induction brazing chambers, or other equipment.
- Layout and mark reference points and locations for installation of parts or components, using jigs, templates, or measuring and marking instruments.
- Fit and align fabricated parts to be welded or assembled.
- Locate center lines and verify template positions, using measuring instruments such as gauge blocks, height gauges, and dial indicators.
- Mark curves, lines, holes, dimensions, and welding symbols onto workpieces, using scribes, soapstones, punches, and hand drills.
- Lay out and fabricate metal structural parts such as plates, bulkheads, and frames.
- Compute layout dimensions, and determine and mark reference points on metal stock or workpieces for further processing, such as welding and assembly.
- Plan locations and sequences of cutting, drilling, bending, rolling, punching, and welding operations, using compasses, protractors, dividers, and rules.
- Plan and develop layouts from blueprints and templates, applying knowledge of trigonometry, design, effects of heat, and properties of metals.
- Lift and position workpieces in relation to surface plates, manually or with hoists, and using parallel blocks and angle plates.
- Design and prepare templates of wood, paper, or metal.
- Install doors, hatches, brackets, and clips.
- Brace parts in position within hulls or ships for riveting or welding.
- Inspect machined parts to verify conformance to specifications.
- Add dimensional details to blueprints or drawings made by other workers.
- Apply pigment to layout surfaces, using paint brushes.
- Fit and align fabricated parts to be welded or assembled.
- Locate center lines and verify template positions, using measuring instruments such as gauge blocks, height gauges, and dial indicators.
- Mark curves, lines, holes, dimensions, and welding symbols onto workpieces, using scribes, soapstones, punches, and hand drills.
- Lay out and fabricate metal structural parts such as plates, bulkheads, and frames.
- Compute layout dimensions, and determine and mark reference points on metal stock or workpieces for further processing, such as welding and assembly.
- Assemble machines, and bolt, weld, rivet, or otherwise fasten them to foundation or other structures, using hand tools and power tools.
- Weld, repair, and fabricate equipment or machinery.
- Align machines or equipment, using hoists, jacks, hand tools, squares, rules, micrometers, lasers, or plumb bobs.
- Signal crane operator to lower basic assembly units to bedplate, and align unit to centerline.
- Lay out mounting holes, using measuring instruments, and drill holes with power drill.
- Insert shims, adjust tension on nuts and bolts, or position parts, using hand tools and measuring instruments, to set specified clearances between moving and stationary parts.
- Level bedplate and establish centerline, using straightedge, levels, and transit.
- Assemble and install equipment, using hand tools and power tools.
- Conduct preventative maintenance and repair, and lubricate machines and equipment.
- Replace defective parts of machine, or adjust clearances and alignment of moving parts.
- Attach moving parts and subassemblies to basic assembly unit, using hand tools and power tools.
- Position steel beams to support bedplates of machines and equipment, using blueprints and schematic drawings to determine work procedures.
- Shrink-fit bushings, sleeves, rings, liners, gears, and wheels to specified items, using portable gas heating equipment.
- Move machinery and equipment, using hoists, dollies, rollers, and trucks.
- Dismantle machinery and equipment for shipment to installation site, performing installation and maintenance work as part of team.
- Dismantle machines, using hammers, wrenches, crowbars, and other hand tools.
- Fabricate and dismantle parts, equipment, and machines, using a cutting torch or other cutting equipment.
- Bolt parts, such as side and deck plates, jaw plates, and journals, to basic assembly unit.
- Construct foundation for machines, using hand tools and building materials such as wood, cement, and steel.
- Install robot and modify its program, using teach pendant.
- Troubleshoot equipment, electrical components, hydraulics, or other mechanical systems.
- Connect power unit to machines or steam piping to equipment, and test unit to evaluate its mechanical operation.
- Operate engine lathe to grind, file, and turn machine parts to dimensional specifications.
- Assemble machines, and bolt, weld, rivet, or otherwise fasten them to foundation or other structures, using hand tools and power tools.
- Weld, repair, and fabricate equipment or machinery.
- Align machines or equipment, using hoists, jacks, hand tools, squares, rules, micrometers, lasers, or plumb bobs.
- Signal crane operator to lower basic assembly units to bedplate, and align unit to centerline.
- Lay out mounting holes, using measuring instruments, and drill holes with power drill.
- Position, align, and adjust parts for proper fit and assembly.
- Assemble parts or units, and position, align, and fasten units to assemblies, subassemblies, or frames, using hand tools and power tools.
- Inspect, test, and adjust completed units to ensure that units meet specifications, tolerances, and customer order requirements.
- Connect cables, tubes, and wiring, according to specifications.
- Measure parts to determine tolerances, using precision measuring instruments such as micrometers, calipers, and verniers.
- Read blueprints and specifications to determine component parts and assembly sequences of electromechanical units.
- Attach name plates and mark identifying information on parts.
- Disassemble units to replace parts or to crate them for shipping.
- File, lap, and buff parts to fit, using hand and power tools.
- Clean and lubricate parts and subassemblies, using grease paddles or oilcans.
- Operate or tend automated assembling equipment, such as robotics and fixed automation equipment.
- Drill, tap, ream, countersink, and spot-face bolt holes in parts, using drill presses and portable power drills.
- Operate small cranes to transport or position large parts.
- Pack or fold insulation between panels.
- Position, align, and adjust parts for proper fit and assembly.
- Assemble parts or units, and position, align, and fasten units to assemblies, subassemblies, or frames, using hand tools and power tools.
- Assemble electrical or electronic systems or support structures and install components, units, subassemblies, wiring, or assembly casings, using rivets, bolts, soldering or micro-welding equipment.
- Position, align, or adjust workpieces or electrical parts to facilitate wiring or assembly.
- Read and interpret schematic drawings, diagrams, blueprints, specifications, work orders, or reports to determine materials requirements or assembly instructions.
- Adjust, repair, or replace electrical or electronic components to correct defects and to ensure conformance to specifications.
- Explain assembly procedures or techniques to other workers.
- Clean parts, using cleaning solutions, air hoses, and cloths.
- Drill or tap holes in specified equipment locations to mount control units or to provide openings for elements, wiring, or instruments.
- Fabricate or form parts, coils, or structures according to specifications, using drills, calipers, cutters, or saws.
- Confer with supervisors or engineers to plan or review work activities or to resolve production problems.
- Inspect or test wiring installations, assemblies, or circuits for resistance factors or for operation, and record results.
- Mark and tag components so that stock inventory can be tracked and identified.
- Measure and adjust voltages to specified values to determine operational accuracy of instruments.
- Complete, review, or maintain production, time, or component waste reports.
- Distribute materials, supplies, or subassemblies to work areas.
- Pack finished assemblies for shipment, and transport them to storage areas, using hoists or handtrucks.
- Instruct customers in the installation, repair, or maintenance of products.
- Paint structures as specified, using paint sprayers.
- Assemble electrical or electronic systems or support structures and install components, units, subassemblies, wiring, or assembly casings, using rivets, bolts, soldering or micro-welding equipment.
- Position, align, or adjust workpieces or electrical parts to facilitate wiring or assembly.
- Adjust sizes or positioning of timepiece parts to achieve specified fit or function, using calipers, fixtures, and loupes.
- Mount hairsprings and balance wheel assemblies between jaws of truing calipers.
- Assemble and install components of timepieces to complete mechanisms, using watchmakers' tools and loupes.
- Observe operation of timepiece parts and subassemblies to determine accuracy of movement, and to diagnose causes of defects.
- Test operation and fit of timepiece parts and subassemblies, using electronic testing equipment, tweezers, watchmakers' tools, and loupes.
- Replace specified parts to repair malfunctioning timepieces, using watchmakers' tools, loupes, and holding fixtures.
- Disassemble timepieces such as watches, clocks, and chronometers so that repairs can be made.
- Clean and lubricate timepiece parts and assemblies, using solvents, buff sticks, and oil.
- Examine components of timepieces such as watches, clocks, or chronometers for defects, using loupes or microscopes.
- Bend parts, such as hairsprings, pallets, barrel covers, and bridges, to correct deficiencies in truing or endshake, using tweezers.
- Change timing weights on balance wheels to correct deficient timing.
- Estimate spaces between collets and first inner coils to determine if spaces are within acceptable limits.
- Bend inner coils of springs away from or toward collets, using tweezers, to locate centers of collets in centers of springs, and to correct errors resulting from faulty colleting of coils.
- Turn wheels of calipers and examine springs, using loupes, to determine if center coils appear as perfect circles.
- Examine and adjust hairspring assemblies to ensure horizontal and circular alignment of hairsprings, using calipers, loupes, and watchmakers' tools.
- Review blueprints, sketches, or work orders to gather information about tasks to be completed.
- Tighten or replace loose jewels, using watchmakers' tools.
- Adjust sizes or positioning of timepiece parts to achieve specified fit or function, using calipers, fixtures, and loupes.
- Mount hairsprings and balance wheel assemblies between jaws of truing calipers.
- Align treads with guides, start drums to wind treads onto plies, and slice ends.
- Pull plies from supply racks, and align plies with edges of drums.
- Build semi-raw rubber treads onto buffed tire casings to prepare tires for vulcanization in recapping or retreading processes.
- Trim excess rubber and imperfections during retreading processes.
- Fill cuts and holes in tires, using hot rubber.
- Place tires into molds for new tread.
- Fit inner tubes and final layers of rubber onto tires.
- Buff tires according to specifications for width and undertread depth.
- Brush or spray solvents onto plies to ensure adhesion, and repeat process as specified, alternating direction of each ply to strengthen tires.
- Start rollers that bond tread and plies as drums revolve.
- Roll camelbacks onto casings by hand, and cut camelbacks, using knives.
- Inspect worn tires for faults, cracks, cuts, and nail holes, and to determine if tires are suitable for retreading.
- Measure tires to determine mold size requirements.
- Roll hand rollers over rebuilt casings, exerting pressure to ensure adhesion between camelbacks and casings.
- Position ply stitcher rollers and drums according to width of stock, using hand tools and gauges.
- Cut plies at splice points, and press ends together to form continuous bands.
- Activate bead setters that press prefabricated beads onto plies.
- Depress pedals to rotate drums, and wind specified numbers of plies around drums to form tire bodies.
- Clean and paint completed tires.
- Rub cement sticks on drum edges to provide adhesive surfaces for plies.
- Position rollers that turn ply edges under and over beads, or use steel rods to turn ply edges.
- Depress pedals to collapse drums after processing is complete.
- Wind chafers and breakers onto plies.
- Align treads with guides, start drums to wind treads onto plies, and slice ends.
- Pull plies from supply racks, and align plies with edges of drums.
- Verify that workpiece reference lines are parallel to the axis of table rotation, using dial indicators mounted in spindles.
- Establish zero reference points on workpieces, such as at the intersections of two edges or over hole locations.
- Lay out reference lines and machining locations on work, using layout tools, and applying knowledge of shop math and layout techniques.
- Operate tracing attachments to duplicate contours from templates or models.
- Verify conformance of machined work to specifications, using measuring instruments, such as calipers, micrometers, or fixed or telescoping gauges.
- Study machining instructions, job orders, or blueprints to determine dimensional or finish specifications, sequences of operations, setups, or tooling requirements.
- Move machine controls to lower tools to workpieces and to engage automatic feeds.
- Change worn cutting tools, using wrenches.
- Select and set cutting speeds, feed rates, depths of cuts, and cutting tools, according to machining instructions or knowledge of metal properties.
- Position and secure workpieces on tables, using bolts, jigs, clamps, shims, or other holding devices.
- Observe drilling or boring machine operations to detect any problems.
- Lift workpieces onto work tables either manually or with hoists or direct crane operators to lift and position workpieces.
- Turn valves and direct flow of coolants or cutting oil over cutting areas.
- Install tools in spindles.
- Perform minor assembly, such as fastening parts with nuts, bolts, or screws, using power tools or hand tools.
- Operate single- or multiple-spindle drill presses to bore holes so that machining operations can be performed on metal or plastic workpieces.
- Sharpen cutting tools, using bench grinders.
- Verify that workpiece reference lines are parallel to the axis of table rotation, using dial indicators mounted in spindles.
- Establish zero reference points on workpieces, such as at the intersections of two edges or over hole locations.
- Lay out reference lines and machining locations on work, using layout tools, and applying knowledge of shop math and layout techniques.
- Operate tracing attachments to duplicate contours from templates or models.
- Solder or weld frames of mallet instruments and metal drum parts.
- Align pads and keys on reed or wind instruments.
- Solder posts and parts to hold them in their proper places.
- Test tubes and pickups in electronic amplifier units, and solder parts and connections as necessary.
- Play instruments to evaluate their sound quality and to locate any defects.
- Adjust string tensions to tune instruments, using hand tools and electronic tuning devices.
- Reassemble instruments following repair, using hand tools and power tools and glue, hair, yarn, resin, or clamps, and lubricate instruments as necessary.
- Disassemble instruments and parts for repair and adjustment.
- Repair or replace musical instrument parts and components, such as strings, bridges, felts, and keys, using hand and power tools.
- Inspect instruments to locate defects, and to determine their value or the level of restoration required.
- Compare instrument pitches with tuning tool pitches to tune instruments.
- String instruments, and adjust trusses and bridges of instruments to obtain specified string tensions and heights.
- Polish instruments, using rags and polishing compounds, buffing wheels, or burnishing tools.
- Repair cracks in wood or metal instruments, using pinning wire, lathes, fillers, clamps, or soldering irons.
- Mix and measure glue that will be used for instrument repair.
- Shape old parts and replacement parts to improve tone or intonation, using hand tools, lathes, or soldering irons.
- Refinish instruments to protect and decorate them, using hand tools, buffing tools, and varnish.
- Make wood replacement parts, using woodworking machines and hand tools.
- Remove dents and burrs from metal instruments, using mallets and burnishing tools.
- Adjust felt hammers on pianos to increase tonal mellowness or brilliance, using sanding paddles, lacquer, or needles.
- Remove irregularities from tuning pins, strings, and hammers of pianos, using wood blocks or filing tools.
- Strike wood, fiberglass, or metal bars of instruments, and use tuned blocks, stroboscopes, or electronic tuners to evaluate tones made by instruments.
- Wash metal instruments in lacquer-stripping and cyanide solutions to remove lacquer and tarnish.
- Assemble and install new pipe organs and pianos in buildings.
- Refinish and polish piano cabinets or cases to prepare them for sale.
- Deliver pianos to purchasers or to locations of their use.
- Remove drumheads by removing tension rods with drum keys and cutting tools.
- Place rim hoops back onto drum shells to allow new drumheads to dry and become taut.
- Repair breaks in percussion instruments, such as drums and cymbals, using drill presses, power saws, glue, clamps, grinding wheels, or other hand tools.
- Cut new drumheads from animal skins, using scissors, and soak drumheads in water to make them pliable.
- Assemble bars onto percussion instruments.
- Stretch drumheads over rim hoops and tuck them around and under the hoops, using hand tucking tools.
- Cut out sections around cracks on percussion instruments to prevent cracks from advancing, using shears or grinding wheels.
- Clean, sand, and paint parts of percussion instruments to maintain their condition.
- File metal reeds until their pitches correspond with standard tuning bar pitches.
- Replace xylophone bars and wheels.
- Remove material from bars of percussion instruments to obtain specified tones, using bandsaws, sanding machines, machine grinders, or hand files and scrapers.
- Solder or weld frames of mallet instruments and metal drum parts.
- Align pads and keys on reed or wind instruments.
- Solder posts and parts to hold them in their proper places.
- Test tubes and pickups in electronic amplifier units, and solder parts and connections as necessary.
- Align, fit, and join parts, using bolts and screws or by welding or gluing.
- Lay out and mark reference points and dimensions on materials, using measuring instruments and drawing or scribing tools.
- Wire and solder electrical and electronic connections and components.
- Study blueprints, drawings, and sketches to determine material dimensions, required equipment, and operations sequences.
- Inspect and test products to verify conformance to specifications, using precision measuring instruments or circuit testers.
- Drill, countersink, and ream holes in parts and assemblies for bolts, screws, and other fasteners, using power tools.
- Cut, shape, and form metal parts, using lathes, power saws, snips, power brakes and shears, files, and mallets.
- Set up and operate machines, such as lathes, drill presses, punch presses, or bandsaws, to fabricate prototypes or models.
- Devise and construct tools, dies, molds, jigs, and fixtures, or modify existing tools and equipment.
- Rework or alter component model or parts as required to ensure that products meet standards.
- Grind, file, and sand parts to finished dimensions.
- Program computer numerical control (CNC) machines to fabricate model parts.
- Use computer-aided design (CAD) and computer-aided manufacturing (CAM) software or hardware to fabricate model parts.
- Assemble mechanical, electrical, and electronic components into models or prototypes, using hand tools, power tools, and fabricating machines.
- Consult and confer with engineering personnel to discuss developmental problems and to recommend product modifications.
- Record specifications, production operations, and final dimensions of models for use in establishing operating standards and procedures.
- Align, fit, and join parts, using bolts and screws or by welding or gluing.
- Lay out and mark reference points and dimensions on materials, using measuring instruments and drawing or scribing tools.
- Wire and solder electrical and electronic connections and components.
- Mount, secure, and align finished lenses in frames or optical assemblies, using precision hand tools.
- Repair broken parts, using precision hand tools and soldering irons.
- Lay out lenses and trace lens outlines on glass, using templates.
- Mount and secure lens blanks or optical lenses in holding tools or chucks of cutting, polishing, grinding, or coating machines.
- Inspect lens blanks to detect flaws, verify smoothness of surface, and ensure thickness of coating on lenses.
- Set up machines to polish, bevel, edge, or grind lenses, flats, blanks, or other precision optical elements.
- Inspect, weigh, and measure mounted or unmounted lenses after completion to verify alignment and conformance to specifications, using precision instruments.
- Shape lenses appropriately so that they can be inserted into frames.
- Clean finished lenses and eyeglasses, using cloths and solvents.
- Examine prescriptions, work orders, or broken or used eyeglasses to determine specifications for lenses, contact lenses, or other optical elements.
- Adjust lenses and frames to correct alignment.
- Select lens blanks, molds, tools, and polishing or grinding wheels, according to production specifications.
- Position and adjust cutting tools to specified curvature, dimensions, and depth of cut.
- Assemble eyeglass frames and attach shields, nose pads, and temple pieces, using pliers, screwdrivers, and drills.
- Set dials and start machines to polish lenses or hold lenses against rotating wheels to polish them manually.
- Immerse eyeglass frames in solutions to harden, soften, or dye frames.
- Control equipment that coats lenses to alter their reflective qualities.
- Remove lenses from molds and separate lenses in containers for further processing or storage.
- Mount, secure, and align finished lenses in frames or optical assemblies, using precision hand tools.
- Repair broken parts, using precision hand tools and soldering irons.
- Lay out lenses and trace lens outlines on glass, using templates.
- Baste edges of material to align and temporarily secure parts for final assembly.
- Draw markings or pin appliques on fabric to obtain variations in design.
- Position and mark patterns on materials to prepare for sewing.
- Monitor machine operation to detect problems such as defective stitching, breaks in thread, or machine malfunctions.
- Place spools of thread, cord, or other materials on spindles, insert bobbins, and thread ends through machine guides and components.
- Position items under needles, using marks on machines, clamps, templates, or cloth as guides.
- Guide garments or garment parts under machine needles and presser feet to sew parts together.
- Remove holding devices and finished items from machines.
- Match cloth pieces in correct sequences prior to sewing them, and verify that dye lots and patterns match.
- Fold or stretch edges or lengths of items while sewing to facilitate forming specified sections.
- Cut excess material or thread from finished products.
- Select supplies such as fasteners and thread, according to job requirements.
- Examine and measure finished articles to verify conformance to standards, using rulers.
- Start and operate or tend machines, such as single or double needle serging and flat-bed felling machines, to automatically join, reinforce, or decorate material or articles.
- Record quantities of materials processed.
- Turn knobs, screws, and dials to adjust settings of machines, according to garment styles and equipment performance.
- Attach tape, trim, appliques, or elastic to specified garments or garment parts, according to item specifications.
- Repair or alter items by adding replacement parts or missing stitches.
- Perform equipment maintenance tasks such as replacing needles, sanding rough areas of needles, or cleaning and oiling sewing machines.
- Mount attachments, such as needles, cutting blades, or pattern plates, and adjust machine guides according to specifications.
- Cut materials according to specifications, using blades, scissors, or electric knives.
- Inspect garments, and examine repair tags and markings on garments to locate defects or damage, and mark errors as necessary.
- Attach buttons, hooks, zippers, fasteners, or other accessories to fabric, using feeding hoppers or clamp holders.
- Position material or articles in clamps, templates, or hoop frames prior to automatic operation of machines.
- Tape or twist together thread or cord to repair breaks.
- Perform specialized or automatic sewing machine functions, such as buttonhole making or tacking.
- Baste edges of material to align and temporarily secure parts for final assembly.
- Draw markings or pin appliques on fabric to obtain variations in design.
- Position and mark patterns on materials to prepare for sewing.
- Operate cutting torches or welding equipment to cut or join metal parts.
- Align and balance new equipment after installation.
- Plan and lay out repair work, using diagrams, drawings, blueprints, maintenance manuals, or schematic diagrams.
- Perform routine maintenance, such as inspecting drives, motors, or belts, checking fluid levels, replacing filters, or doing other preventive maintenance actions.
- Inspect, operate, or test machinery or equipment to diagnose machine malfunctions.
- Adjust functional parts of devices or control instruments, using hand tools, levels, plumb bobs, or straightedges.
- Order parts, supplies, or equipment from catalogs or suppliers.
- Diagnose mechanical problems and determine how to correct them, checking blueprints, repair manuals, or parts catalogs, as necessary.
- Design new equipment to aid in the repair or maintenance of machines, mechanical equipment, or building structures.
- Assemble, install, or repair wiring, electrical or electronic components, pipe systems, plumbing, machinery, or equipment.
- Clean or lubricate shafts, bearings, gears, or other parts of machinery.
- Estimate costs to repair machinery, equipment, or building structures.
- Record type and cost of maintenance or repair work.
- Maintain or repair specialized equipment or machinery located in cafeterias, laundries, hospitals, stores, offices, or factories.
- Dismantle machines, equipment, or devices to access and remove defective parts, using hoists, cranes, hand tools, or power tools.
- Install equipment to improve the energy or operational efficiency of residential or commercial buildings.
- Set up and operate machine tools to repair or fabricate machine parts, jigs, fixtures, or tools.
- Perform general cleaning of buildings or properties.
- Train or manage maintenance personnel or subcontractors.
- Fabricate or repair counters, benches, partitions, or other wooden structures, such as sheds or outbuildings.
- Paint or repair roofs, windows, doors, floors, woodwork, plaster, drywall, or other parts of building structures.
- Perform routine maintenance on boilers, such as replacing burners or hoses, installing replacement parts, or reinforcing structural weaknesses to ensure optimal boiler efficiency.
- Test and treat water supply.
- Provide groundskeeping services, such as landscaping or snow removal.
- Inspect used parts to determine changes in dimensional requirements, using rules, calipers, micrometers, or other measuring instruments.
- Assemble boilers at installation sites, using tools such as levels, plumb bobs, hammers, torches, or other hand tools.
- Lay brick to repair or maintain buildings, walls, arches, or other structures.
- Position, attach, or blow insulating materials to prevent energy losses from buildings, pipes, or other structures or objects.
- Grind and reseat valves, using valve-grinding machines.
- Operate cutting torches or welding equipment to cut or join metal parts.
- Align and balance new equipment after installation.
- Plan and lay out repair work, using diagrams, drawings, blueprints, maintenance manuals, or schematic diagrams.
- Position stones and metal pieces, and set, mount, and secure items in place, using setting and hand tools.
- Make repairs, such as enlarging or reducing ring sizes, soldering pieces of jewelry together, and replacing broken clasps and mountings.
- Lay out designs on metal stock, and cut along markings to fabricate pieces used to cast metal molds.
- Smooth soldered joints and rough spots, using hand files and emery paper, and polish smoothed areas with polishing wheels or buffing wire.
- Create jewelry from materials such as gold, silver, platinum, and precious or semiprecious stones.
- Clean and polish metal items and jewelry pieces, using jewelers' tools, polishing wheels, and chemical baths.
- Cut and file pieces of jewelry such as rings, brooches, bracelets, and lockets.
- Select and acquire metals and gems for designs.
- Compute costs of labor and materials in order to determine production costs of products and articles.
- Examine assembled or finished products to ensure conformance to specifications, using magnifying glasses or precision measuring instruments.
- Pierce and cut open designs in ornamentation, using hand drills and scroll saws.
- Construct preliminary models of wax, metal, clay, or plaster, and form sample castings in molds.
- Pour molten metal alloys or other materials into molds in order to cast models of jewelry.
- Shape and straighten damaged or twisted articles by hand or using pliers.
- Soften metal to be used in designs by heating it with a gas torch and shape it, using hammers and dies.
- Determine appraised values of diamonds and other gemstones based on price guides, market fluctuations, and stone grades and rarity.
- Grade stones based on their color, perfection, and quality of cut.
- Plate articles such as jewelry pieces and watch dials, using silver, gold, nickel, or other metals.
- Write or modify design specifications such as the metal contents and weights of items.
- Create new jewelry designs and modify existing designs, using computers as necessary.
- Buy and sell jewelry, or serve as agents between buyers and sellers.
- Record the weights and processing times of finished pieces.
- Mark, engrave, or emboss designs on metal pieces such as castings, wire, or jewelry, following specifications.
- Cut designs in molds or other materials to be used as models in the fabrication of metal and jewelry products.
- Design and fabricate molds, models, and machine accessories, and modify hand tools used to cast metal and jewelry pieces.
- Research and analyze reference materials, and consult with interested parties in order to develop new products or modify existing designs.
- Anneal precious metal objects such as coffeepots, tea sets, and trays in gas ovens for prescribed times to soften metal for reworking.
- Weigh, mix, and melt metal alloys or materials needed for jewelry models.
- Rotate molds to distribute alloys and to prevent formation of air pockets.
- Rout out locations where parts are to be joined to items, using routing machines.
- Position stones and metal pieces, and set, mount, and secure items in place, using setting and hand tools.
- Make repairs, such as enlarging or reducing ring sizes, soldering pieces of jewelry together, and replacing broken clasps and mountings.
- Lay out designs on metal stock, and cut along markings to fabricate pieces used to cast metal molds.
- Position or align components for assembly, manually or using hoists.
- Lay out and drill, ream, tap, or cut parts for assembly.
- Read and interpret assembly blueprints or specifications manuals, and plan assembly or building operations.
- Inspect, operate, and test completed products to verify functioning, machine capabilities, or conformance to customer specifications.
- Set and verify parts clearances.
- Verify conformance of parts to stock lists or blueprints, using measuring instruments such as calipers, gauges, or micrometers.
- Fasten or install piping, fixtures, or wiring and electrical components to form assemblies or subassemblies, using hand tools, rivet guns, or welding equipment.
- Remove rough spots and smooth surfaces to fit, trim, or clean parts, using hand tools or power tools.
- Rework, repair, or replace damaged parts or assemblies.
- Assemble systems of gears by aligning and meshing gears in gearboxes.
- Set up and operate metalworking machines, such as milling or grinding machines, to shape or fabricate parts.
- Maintain and lubricate parts or components.
- Position or align components for assembly, manually or using hoists.
- Lay out and drill, ream, tap, or cut parts for assembly.
- Drill and tap holes for rivets, and glue, weld, bolt, or rivet parts together to form prosthetic or orthotic devices.
- Lay out and mark dimensions of parts, using templates and precision measuring instruments.
- Read prescriptions or specifications to determine the type of product or device to be fabricated and the materials and tools required.
- Make orthotic or prosthetic devices, using materials such as thermoplastic and thermosetting materials, metal alloys and leather, and hand or power tools.
- Bend, form, and shape fabric or material to conform to prescribed contours of structural components.
- Construct or receive casts or impressions of patients' torsos or limbs for use as cutting and fabrication patterns.
- Repair, modify, or maintain medical supportive devices, such as artificial limbs, braces, or surgical supports, according to specifications.
- Cover or pad metal or plastic structures or devices, using coverings such as rubber, leather, felt, plastic, or fiberglass.
- Test medical supportive devices for proper alignment, movement, or biomechanical stability, using meters and alignment fixtures.
- Fit appliances onto patients, and make any necessary adjustments.
- Polish artificial limbs, braces, or supports, using grinding and buffing wheels.
- Take patients' body or limb measurements for use in device construction.
- Instruct patients in use of prosthetic or orthotic devices.
- Service or repair machinery used in the fabrication of appliances.
- Mix pigments to match patients' skin coloring, according to formulas, and apply mixtures to orthotic or prosthetic devices.
- Drill and tap holes for rivets, and glue, weld, bolt, or rivet parts together to form prosthetic or orthotic devices.
- Lay out and mark dimensions of parts, using templates and precision measuring instruments.
- Assemble pattern sections, using hand tools, bolts, screws, rivets, glue, or welding equipment.
- Lay out and draw or scribe patterns onto material, using compasses, protractors, rulers, scribes, or other instruments.
- Verify conformance of patterns or template dimensions to specifications, using measuring instruments such as calipers, scales, and micrometers.
- Set up and operate machine tools, such as milling machines, lathes, drill presses, and grinders, to machine castings or patterns.
- Repair and rework templates and patterns.
- Read and interpret blueprints or drawings of parts to be cast or patterns to be made, compute dimensions, and plan operational sequences.
- Construct platforms, fixtures, and jigs for holding and placing patterns.
- Clean and finish patterns or templates, using emery cloths, files, scrapers, and power grinders.
- Mark identification numbers or symbols onto patterns or templates.
- Program computerized numerical control machine tools.
- Create computer models of patterns or parts, using modeling software.
- Design and create templates, patterns, or coreboxes according to work orders, sample parts, or mockups.
- Paint or lacquer patterns.
- Select pattern materials such as wood, resin, and fiberglass.
- Apply plastic-impregnated fabrics or coats of sealing wax or lacquer to patterns used to produce plastic.
- Assemble pattern sections, using hand tools, bolts, screws, rivets, glue, or welding equipment.
- Lay out and draw or scribe patterns onto material, using compasses, protractors, rulers, scribes, or other instruments.
- Weld broken or cracked frames together, using oxyacetylene torches and welding rods.
- Install and adjust brakes and brake pads.
- Help customers select bicycles that fit their body sizes and intended bicycle uses.
- Assemble new bicycles.
- Sell bicycles and accessories.
- Install, repair, and replace equipment or accessories, such as handlebars, stands, lights, and seats.
- Install new tires and tubes.
- Install and adjust speed and gear mechanisms.
- Clean and lubricate bicycle parts.
- Order bicycle parts.
- Disassemble axles to repair, adjust, and replace defective parts, using hand tools.
- Build wheels by cutting and threading new spokes.
- Shape replacement parts, using bench grinders.
- Repair holes in tire tubes, using scrapers and patches.
- Paint bicycle frames, using spray guns or brushes.
- Weld broken or cracked frames together, using oxyacetylene torches and welding rods.
- Align wheels.
- Attach workpieces to grinding machines and form specified sections and repair cracks, using welding or brazing equipment.
- Duplicate workpiece contours, using tracer attachments.
- Monitor machine operations to determine whether adjustments are necessary, stopping machines when problems occur.
- Inspect, feel, and measure workpieces to ensure that surfaces and dimensions meet specifications.
- Study blueprints or layouts of metal workpieces to determine grinding procedures, and to plan machine setups and operational sequences.
- Select and mount grinding wheels on machines, according to specifications, using hand tools and applying knowledge of abrasives and grinding procedures.
- Compute numbers, widths, and angles of cutting tools, micrometers, scales, and gauges, and adjust tools to produce specified cuts.
- Turn valves to direct flow of coolant against cutting wheels and workpieces during grinding.
- Set up and operate grinding or polishing machines to grind metal workpieces, such as dies, parts, and tools.
- Dress grinding wheels, according to specifications.
- File or finish surfaces of workpieces, using prescribed hand tools.
- Perform basic maintenance, such as cleaning and lubricating machine parts.
- Remove finished workpieces from machines and place them in boxes or on racks, setting aside pieces that are defective.
- Remove and replace worn or broken machine parts, using hand tools.
- Fit parts together in pre-assembly to ensure that dimensions are accurate.
- Inspect dies to detect defects, assess wear, and verify specifications, using micrometers, steel gauge pins, and loupes.
- Place workpieces in electroplating solutions or apply pigments to surfaces of workpieces to highlight ridges and grooves.
- Straighten workpieces and remove dents, using straightening presses and hammers.
- Attach workpieces to grinding machines and form specified sections and repair cracks, using welding or brazing equipment.
- Duplicate workpiece contours, using tracer attachments.
- Repair shop equipment, metal furniture, or hospital equipment, including welding broken parts or replacing missing parts, or bring item into local shop for major repairs.
- Solder loose connections, using soldering iron.
- Inspect and test malfunctioning medical or related equipment, following manufacturers' specifications and using test and analysis instruments.
- Test or calibrate components or equipment, following manufacturers' manuals and troubleshooting techniques, using hand tools, power tools, or measuring devices.
- Keep records of maintenance, repair, and required updates of equipment.
- Perform preventive maintenance or service, such as cleaning, lubricating, or adjusting equipment.
- Test, evaluate, and classify excess or in-use medical equipment and determine serviceability, condition, and disposition, in accordance with regulations.
- Examine medical equipment or facility's structural environment and check for proper use of equipment to protect patients and staff from electrical or mechanical hazards and to ensure compliance with safety regulations.
- Disassemble malfunctioning equipment and remove, repair, or replace defective parts, such as motors, clutches, or transformers.
- Plan and carry out work assignments, using blueprints, schematic drawings, technical manuals, wiring diagrams, or liquid or air flow sheets, following prescribed regulations, directives, or other instructions as required.
- Research catalogs or repair part lists to locate sources for repair parts, requisitioning parts and recording their receipt.
- Explain or demonstrate correct operation or preventive maintenance of medical equipment to personnel.
- Contribute expertise to develop medical maintenance standard operating procedures.
- Evaluate technical specifications to identify equipment or systems best suited for intended use and possible purchase, based on specifications, user needs, or technical requirements.
- Study technical manuals or attend training sessions provided by equipment manufacturers to maintain current knowledge.
- Compute power and space requirements for installing medical, dental, or related equipment and install units to manufacturers' specifications.
- Supervise or advise subordinate personnel.
- Fabricate, dress down, or substitute parts or major new items to modify equipment to meet unique operational or research needs, working from job orders, sketches, modification orders, samples, or discussions with operating officials.
- Make computations relating to load requirements of wiring or equipment, using algebraic expressions and standard formulas.
- Repair shop equipment, metal furniture, or hospital equipment, including welding broken parts or replacing missing parts, or bring item into local shop for major repairs.
- Solder loose connections, using soldering iron.
- Weld or solder broken parts and structural members, using electric or gas welders and soldering tools.
- Assemble gear systems, and align frames and gears.
- Repair and replace damaged or worn parts.
- Test mechanical products and equipment after repair or assembly to ensure proper performance and compliance with manufacturers' specifications.
- Operate and inspect machines or heavy equipment to diagnose defects.
- Read and understand operating manuals, blueprints, and technical drawings.
- Dismantle and reassemble heavy equipment using hoists and hand tools.
- Overhaul and test machines or equipment to ensure operating efficiency.
- Adjust, maintain, and repair or replace subassemblies, such as transmissions and crawler heads, using hand tools, jacks, and cranes.
- Repair, rewire, and troubleshoot electrical systems.
- Diagnose faults or malfunctions to determine required repairs, using engine diagnostic equipment such as computerized test equipment and calibration devices.
- Examine parts for damage or excessive wear, using micrometers and gauges.
- Research, order, and maintain parts inventory for services and repairs.
- Fit bearings to adjust, repair, or overhaul mobile mechanical, hydraulic, and pneumatic equipment.
- Schedule maintenance for industrial machines and equipment, and keep equipment service records.
- Clean, lubricate, and perform other routine maintenance work on equipment and vehicles.
- Clean parts by spraying them with grease solvent or immersing them in tanks of solvent.
- Adjust and maintain industrial machinery, using control and regulating devices.
- Fabricate needed parts or items from sheet metal.
- Direct workers who are assembling or disassembling equipment or cleaning parts.
- Weld or solder broken parts and structural members, using electric or gas welders and soldering tools.
- Assemble gear systems, and align frames and gears.
- Fit, install, and secure material on frames, using hand tools, power tools, glue, cement, or staples.
- Draw cutting lines on material following patterns, templates, sketches, or blueprints, using chalk, pencils, paint, or other methods.
- Measure and cut new covering materials, using patterns and measuring and cutting instruments, following sketches and design specifications.
- Build furniture up with loose fiber stuffing, cotton, felt, or foam padding to form smooth, rounded surfaces.
- Make, restore, or create custom upholstered furniture, using hand tools and knowledge of fabrics and upholstery methods.
- Read work orders, and apply knowledge and experience with materials to determine types and amounts of materials required to cover workpieces.
- Examine furniture frames, upholstery, springs, and webbing to locate defects.
- Adjust or replace webbing, padding, or springs, and secure them in place.
- Sew rips or tears in material, or create tufting, using needles and thread.
- Remove covering, webbing, padding, or defective springs from workpieces, using hand tools such as hammers and tack pullers.
- Attach fasteners, grommets, buttons, buckles, ornamental trim, and other accessories to covers or frames, using hand tools.
- Repair furniture frames and refinish exposed wood.
- Interweave and fasten strips of webbing to the backs and undersides of furniture, using small hand tools and fasteners.
- Stretch webbing and fabric, using webbing stretchers.
- Operate sewing machines or sew upholstery by hand to seam cushions and join various sections of covering material.
- Design upholstery cover patterns and cutting plans, based on sketches, customer descriptions, or blueprints.
- Maintain records of time required to perform each job.
- Discuss upholstery fabrics, colors, and styles with customers, and provide cost estimates.
- Pick up and deliver furniture.
- Attach bindings or apply solutions to edges of cut material to prevent raveling.
- Collaborate with interior designers to decorate rooms and coordinate furnishing fabrics.
- Make, repair, or replace automobile upholstery and convertible and vinyl tops, using knowledge of fabric and upholstery methods.
- Fit, install, and secure material on frames, using hand tools, power tools, glue, cement, or staples.
- Draw cutting lines on material following patterns, templates, sketches, or blueprints, using chalk, pencils, paint, or other methods.
- Align and assemble parts to produce completed products, using gauges and hand tools.
- Locate and scribe parting lines on patterns, using measuring instruments, such as calipers, squares, or depth gauges.
- Read work orders or examine parts to determine parts or sections of products to be produced.
- Trim or remove excess material, using scrapers, knives, or band saws.
- Brush or spray mold surfaces with parting agents or insert paper into molds to ensure smoothness and prevent sticking or seepage.
- Engrave or stamp identifying symbols, letters, or numbers on products.
- Assemble, insert, and adjust wires, tubes, cores, fittings, rods, or patterns into molds, using hand tools and depth gauges.
- Clean, finish, and lubricate molds and mold parts.
- Separate models or patterns from molds and examine products for accuracy.
- Set the proper operating temperature for each casting.
- Load or stack filled molds in ovens, dryers, or curing boxes, or on storage racks or carts.
- Operate and adjust controls of heating equipment to melt material or to cure, dry, or bake filled molds.
- Select sizes and types of molds according to instructions.
- Patch broken edges or fractures, using clay or plaster.
- Withdraw cores or other loose mold members after castings solidify.
- Repair mold defects, such as cracks or broken edges, using patterns, mold boxes, or hand tools.
- Measure and cut products to specified dimensions, using measuring and cutting instruments.
- Smooth surfaces of molds, using scraping tools or sandpaper.
- Measure ingredients and mix molding, casting material, or sealing compounds to prescribed consistencies, according to formulas.
- Remove excess materials and level and smooth wet mold mixtures.
- Operate molding machines that compact sand in flasks to form molds.
- Place forms around models and separately immerse each half portion of a model in plaster, wax, or other mold-making materials.
- Verify dimensions of products, using measuring instruments, such as calipers, vernier gauges, or protractors.
- Bore holes or cut grates, risers, or pouring spouts in molds, using power tools.
- Tap or tilt molds to ensure uniform distribution of materials.
- Construct or form molds for use in casting clay or plaster objects, using plaster, fiberglass, rubber, casting machines, patterns, or flasks.
- Pour, pack, spread, or press plaster, concrete, or other materials into or around models or molds.
- Align and assemble parts to produce completed products, using gauges and hand tools.
- Locate and scribe parting lines on patterns, using measuring instruments, such as calipers, squares, or depth gauges.
- Align and stitch or glue materials such as fabric, fleece, leather, or wood, to join parts.
- Select materials and patterns, and trace patterns onto materials to be cut out.
- Dye, soak, polish, paint, stamp, stitch, stain, buff, or engrave leather or other materials to obtain desired effects, decorations, or shapes.
- Cut out parts, following patterns or outlines, using knives, shears, scissors, or machine presses.
- Construct, decorate, or repair leather products according to specifications, using sewing machines, needles and thread, leather lacing, glue, clamps, hand tools, or rivets.
- Repair and recondition leather products such as trunks, luggage, shoes, saddles, belts, purses, and baseball gloves.
- Inspect articles for defects, and remove damaged or worn parts, using hand tools.
- Drill or punch holes and insert or attach metal rings, handles, and fastening hardware, such as buckles.
- Prepare inserts, heel pads, and lifts from casts of customers' feet.
- Dress and otherwise finish boots or shoes, as by trimming the edges of new soles and heels to the shoe shape.
- Attach insoles to shoe lasts, affix shoe uppers, and apply heels and outsoles.
- Clean and polish shoes.
- Cement, nail, or sew soles and heels to shoes.
- Check the texture, color, and strength of leather to ensure that it is adequate for a particular purpose.
- Shape shoe heels with a knife, and sand them on a buffing wheel for smoothness.
- Place shoes on lasts to remove soles and heels, using knives or pliers.
- Repair or replace soles, heels, and other parts of footwear, using sewing, buffing and other shoe repair machines, materials, and equipment.
- Cut, insert, position, and secure paddings, cushioning, or linings, using stitches or glue.
- Estimate the costs of requested products or services such as custom footwear or footwear repair, and receive payment from customers.
- Draw patterns, using measurements, designs, plaster casts, or customer specifications, and position or outline patterns on work pieces.
- Nail heel and toe cleats onto shoes.
- Re-sew seams, and replace handles and linings of suitcases or handbags.
- Stretch shoes, dampening parts and inserting and twisting parts, using an adjustable stretcher.
- Read prescriptions or specifications, and take measurements to establish the type of product to be made, using calipers, tape measures, or rules.
- Attach accessories or ornamentation to decorate or protect products.
- Make, modify, and repair orthopedic or therapeutic footwear according to doctors' prescriptions, or modify existing footwear for people with foot problems and special needs.
- Measure customers for fit, and discuss with them the type of footwear to be made, recommending details such as leather quality.
- Align and stitch or glue materials such as fabric, fleece, leather, or wood, to join parts.
- Select materials and patterns, and trace patterns onto materials to be cut out.
- Set up or operate metalworking, brazing, heat-treating, welding, or cutting equipment.
- Lay out, measure, and mark metal stock to display placement of cuts.
- Calculate dimensions or tolerances, using instruments, such as micrometers or vernier calipers.
- Machine parts to specifications, using machine tools, such as lathes, milling machines, shapers, or grinders.
- Measure, examine, or test completed units to check for defects and ensure conformance to specifications, using precision instruments, such as micrometers.
- Set up, adjust, or operate basic or specialized machine tools used to perform precision machining operations.
- Program computers or electronic instruments, such as numerically controlled machine tools.
- Study sample parts, blueprints, drawings, or engineering information to determine methods or sequences of operations needed to fabricate products.
- Monitor the feed and speed of machines during the machining process.
- Maintain machine tools in proper operational condition.
- Fit and assemble parts to make or repair machine tools.
- Align and secure holding fixtures, cutting tools, attachments, accessories, or materials onto machines.
- Confer with numerical control programmers to check and ensure that new programs or machinery will function properly and that output will meet specifications.
- Operate equipment to verify operational efficiency.
- Evaluate machining procedures and recommend changes or modifications for improved efficiency or adaptability.
- Diagnose machine tool malfunctions to determine need for adjustments or repairs.
- Design fixtures, tooling, or experimental parts to meet special engineering needs.
- Dispose of scrap or waste material in accordance with company policies and environmental regulations.
- Confer with engineering, supervisory, or manufacturing personnel to exchange technical information.
- Separate scrap waste and related materials for reuse, recycling, or disposal.
- Check work pieces to ensure that they are properly lubricated or cooled.
- Support metalworking projects from planning and fabrication through assembly, inspection, and testing, using knowledge of machine functions, metal properties, and mathematics.
- Install repaired parts into equipment or install new equipment.
- Dismantle machines or equipment, using hand tools or power tools to examine parts for defects and replace defective parts where needed.
- Test experimental models under simulated operating conditions, for purposes such as development, standardization, or feasibility of design.
- Prepare working sketches for the illustration of product appearance.
- Establish work procedures for fabricating new structural products, using a variety of metalworking machines.
- Install experimental parts or assemblies, such as hydraulic systems, electrical wiring, lubricants, or batteries into machines or mechanisms.
- Advise clients about the materials being used for finished products.
- Set up or operate metalworking, brazing, heat-treating, welding, or cutting equipment.
- Lay out, measure, and mark metal stock to display placement of cuts.
- Position, align, and secure workpieces against fixtures or stops on machine beds or on dies.
- Scribe reference lines on workpieces as guides for cutting operations, according to blueprints, templates, sample parts, or specifications.
- Examine completed workpieces for defects, such as chipped edges or marred surfaces and sort defective pieces according to types of flaws.
- Measure completed workpieces to verify conformance to specifications, using micrometers, gauges, calipers, templates, or rulers.
- Set stops on machine beds, change dies, and adjust components, such as rams or power presses, when making multiple or successive passes.
- Start machines, monitor their operations, and record operational data.
- Set up, operate, or tend machines to saw, cut, shear, slit, punch, crimp, notch, bend, or straighten metal or plastic material.
- Test and adjust machine speeds or actions, according to product specifications, using gauges and hand tools.
- Install, align, and lock specified punches, dies, cutting blades, or other fixtures in rams or beds of machines, using gauges, templates, feelers, shims, and hand tools.
- Read work orders or production schedules to determine specifications, such as materials to be used, locations of cutting lines, or dimensions and tolerances.
- Position guides, stops, holding blocks, or other fixtures to secure and direct workpieces, using hand tools and measuring devices.
- Load workpieces, plastic material, or chemical solutions into machines.
- Adjust ram strokes of presses to specified lengths, using hand tools.
- Clean and lubricate machines.
- Mark identifying data on workpieces.
- Clean work area.
- Plan sequences of operations, applying knowledge of physical properties of workpiece materials.
- Operate forklifts to deliver materials.
- Lubricate workpieces with oil.
- Turn controls to set cutting speeds, feed rates, or table angles for specified operations.
- Place workpieces on cutting tables, manually or using hoists, cranes, or sledges.
- Turn valves to start flow of coolant against cutting areas or to start airflow that blows cuttings away from kerfs.
- Thread ends of metal coils from reels through slitters and secure ends on recoilers.
- Grind out burrs or sharp edges, using portable grinders, speed lathes, or polishing jacks.
- Remove housings, feed tubes, tool holders, or other accessories to replace worn or broken parts, such as springs or bushings.
- Replace defective blades or wheels, using hand tools.
- Set blade tensions, heights, and angles to perform prescribed cuts, using wrenches.
- Select, clean, and install spacers, rubber sleeves, or cutters on arbors.
- Hand-form, cut, or finish workpieces, using tools such as table saws, hand sledges, or anvils.
- Preheat workpieces, using heating furnaces or hand torches.
- Sharpen dulled blades, using bench grinders, abrasive wheels, or lathes.
- Hone cutters with oilstones to remove nicks.
- Position, align, and secure workpieces against fixtures or stops on machine beds or on dies.
- Scribe reference lines on workpieces as guides for cutting operations, according to blueprints, templates, sample parts, or specifications.
- Hammer out dents and bends in frames and weld tears and breaks.
- Mount, balance, change, or check condition or pressure of tires.
- Replace defective parts, using hand tools, arbor presses, flexible power presses, or power tools.
- Dismantle engines and repair or replace defective parts, such as magnetos, carburetors, or generators.
- Connect test panels to engines and measure generator output, ignition timing, or other engine performance indicators.
- Listen to engines, examine vehicle frames, or confer with customers to determine nature and extent of malfunction or damage.
- Repair or replace other parts, such as headlights, horns, handlebar controls, gasoline or oil tanks, starters, or mufflers.
- Disassemble subassembly units and examine condition, movement, or alignment of parts, visually or using gauges.
- Repair or adjust motorcycle subassemblies, such as forks, transmissions, brakes, or drive chains, according to specifications.
- Reassemble frames and reinstall engines after repairs.
- Remove cylinder heads and grind valves to scrape off carbon and replace defective valves, pistons, cylinders, or rings, using hand and power tools.
- Install motorcycle accessories.
- Reassemble and test subassembly units.
- Hammer out dents and bends in frames and weld tears and breaks.
- Measure and align parts, fasteners, or trimmings, following seams, edges, or markings on parts.
- Sew, join, reinforce, or finish parts of articles, such as garments, books, mattresses, toys, and wigs, using needles and thread or other materials.
- Trim excess threads or edges of parts, using scissors or knives.
- Select thread, twine, cord, or yarn to be used, and thread needles.
- Draw and cut patterns according to specifications.
- Fold, twist, stretch, or drape material, and secure articles in preparation for sewing.
- Smooth seams with heated irons, flat bones, or rubbing sticks.
- Use different sewing techniques such as felling, tacking, basting, embroidery, and fagoting.
- Sew buttonholes, or add lace or other trimming.
- Wax thread by drawing it through a ball of wax.
- Tie, knit, weave or knot ribbon, yarn, or decorative materials.
- Soften leather or shoe material with water to prepare it for sewing.
- Attach trimmings and labels to articles with cement, using brushes or cement guns.
- Measure and align parts, fasteners, or trimmings, following seams, edges, or markings on parts.
- Design, weld, and fabricate parts, using blueprints or other mechanical plans.
- Install or replace machinery, equipment, and new or replacement parts and instruments, using hand or power tools.
- Examine and test machinery, equipment, components, and parts for defects to ensure proper functioning.
- Tend and observe equipment and machinery to verify efficient and safe operation.
- Adjust, connect, or disconnect wiring, piping, tubing, and other parts, using hand or power tools.
- Clean or lubricate vehicles, machinery, equipment, instruments, tools, work areas, and other objects, using hand tools, power tools, and cleaning equipment.
- Diagnose electrical problems and install and rewire electrical components.
- Disassemble broken or defective equipment to facilitate repair and reassemble equipment when repairs are complete.
- Position vehicles, machinery, equipment, physical structures, and other objects for assembly or installation, using hand tools, power tools, and moving equipment.
- Transfer tools, parts, equipment, and supplies to and from work stations and other areas.
- Adjust, maintain, and repair tools, equipment, and machines, and assist more skilled workers with similar tasks.
- Order new parts to maintain inventory.
- Apply protective materials to equipment, components, and parts to prevent defects and corrosion.
- Assemble and maintain physical structures, using hand or power tools.
- Prepare work stations for use by mechanics and repairers.
- Design, weld, and fabricate parts, using blueprints or other mechanical plans.
- Verify alignment of workpieces on machines, using measuring instruments such as rules, gauges, or calipers.
- Position and secure workpieces on machines, using holding devices, measuring instruments, hand tools, and hoists.
- Remove workpieces from machines, and check to ensure that they conform to specifications, using measuring instruments such as microscopes, gauges, calipers, and micrometers.
- Move cutters or material manually or by turning handwheels, or engage automatic feeding mechanisms to mill workpieces to specifications.
- Observe milling or planing machine operation, and adjust controls to ensure conformance with specified tolerances.
- Select cutting speeds, feed rates, and depths of cuts, applying knowledge of metal properties and shop mathematics.
- Study blueprints, layouts, sketches, or work orders to assess workpiece specifications and to determine tooling instructions, tools and materials needed, and sequences of operations.
- Compute dimensions, tolerances, and angles of workpieces or machines according to specifications and knowledge of metal properties and shop mathematics.
- Move controls to set cutting specifications, to position cutting tools and workpieces in relation to each other, and to start machines.
- Replace worn tools, using hand tools, and sharpen dull tools, using bench grinders.
- Select and install cutting tools and other accessories according to specifications, using hand tools or power tools.
- Turn valves or pull levers to start and regulate the flow of coolant or lubricant to work areas.
- Record production output.
- Mount attachments and tools, such as pantographs, engravers, or routers, to perform other operations, such as drilling or boring.
- Make templates or cutting tools.
- Verify alignment of workpieces on machines, using measuring instruments such as rules, gauges, or calipers.
- Cut and weld metal to repair broken metal parts, fabricate new parts, or assemble new equipment.
- Repair or maintain the operating condition of industrial production or processing machinery or equipment.
- Repair or replace broken or malfunctioning components of machinery or equipment.
- Clean, lubricate, or adjust parts, equipment, or machinery.
- Disassemble machinery or equipment to remove parts and make repairs.
- Reassemble equipment after completion of inspections, testing, or repairs.
- Examine parts for defects, such as breakage or excessive wear.
- Record repairs and maintenance performed.
- Operate newly repaired machinery or equipment to verify the adequacy of repairs.
- Record parts or materials used and order or requisition new parts or materials, as necessary.
- Observe and test the operation of machinery or equipment to diagnose malfunctions, using voltmeters or other testing devices.
- Analyze test results, machine error messages, or information obtained from operators to diagnose equipment problems.
- Study blueprints or manufacturers' manuals to determine correct installation or operation of machinery.
- Enter codes and instructions to program computer-controlled machinery.
- Demonstrate equipment functions and features to machine operators.
- Assign schedules to work crews.
- Cut and weld metal to repair broken metal parts, fabricate new parts, or assemble new equipment.
- Align and position materials being joined to ensure accurate application of adhesive or heat sealing.
- Adjust machine components according to specifications such as widths, lengths, and thickness of materials and amounts of glue, cement, or adhesive required.
- Monitor machine operations to detect malfunctions and report or resolve problems.
- Start machines, and turn valves or move controls to feed, admit, apply, or transfer materials and adhesives, and to adjust temperature, pressure, and time settings.
- Fill machines with glue, cement, or adhesives.
- Perform test production runs and make adjustments as necessary to ensure that completed products meet standards and specifications.
- Examine and measure completed materials or products to verify conformance to specifications, using measuring devices such as tape measures, gauges, or calipers.
- Read work orders and communicate with coworkers to determine machine and equipment settings and adjustments and supply and product specifications.
- Remove and stack completed materials or products, and restock materials to be joined.
- Observe gauges, meters, and control panels to obtain information about equipment temperatures and pressures, or the speed of feeders or conveyors.
- Maintain production records such as quantities, dimensions, and thicknesses of materials processed.
- Remove jammed materials from machines and readjust components as necessary to resume normal operations.
- Mount or load material such as paper, plastic, wood, or rubber in feeding mechanisms of cementing or gluing machines.
- Transport materials, supplies, and finished products between storage and work areas, using forklifts.
- Clean and maintain gluing and cementing machines, using solutions, lubricants, brushes, and scrapers.
- Measure and mix ingredients to prepare glue.
- Depress pedals to lower electrodes that heat and seal edges of material.
- Align and position materials being joined to ensure accurate application of adhesive or heat sealing.
- Fit and assemble parts to make, repair, or modify dies, jigs, gauges, and tools, using machine tools, hand tools, or welders.
- Verify dimensions, alignments, and clearances of finished parts for conformance to specifications, using measuring instruments such as calipers, gauge blocks, micrometers, or dial indicators.
- Set up and operate conventional or computer numerically controlled machine tools such as lathes, milling machines, or grinders to cut, bore, grind, or otherwise shape parts to prescribed dimensions and finishes.
- Visualize and compute dimensions, sizes, shapes, and tolerances of assemblies, based on specifications.
- Study blueprints, sketches, models, or specifications to plan sequences of operations for fabricating tools, dies, or assemblies.
- Inspect finished dies for smoothness, contour conformity, and defects.
- Select metals to be used from a range of metals and alloys, based on properties such as hardness or heat tolerance.
- Lift, position, and secure machined parts on surface plates or worktables, using hoists, vises, v-blocks, or angle plates.
- File, grind, shim, and adjust different parts to properly fit them together.
- Smooth and polish flat and contoured surfaces of parts or tools, using scrapers, abrasive stones, files, emery cloths, or power grinders.
- Measure, mark, and scribe metal or plastic stock to lay out machining, using instruments such as protractors, micrometers, scribes, or rulers.
- Conduct test runs with completed tools or dies to ensure that parts meet specifications, making adjustments as necessary.
- Design jigs, fixtures, and templates for use as work aids in the fabrication of parts or products.
- Cut, shape, and trim blanks or blocks to specified lengths or shapes, using power saws, power shears, rules, and hand tools.
- Set up and operate drill presses to drill and tap holes in parts for assembly.
- Develop and design new tools and dies, using computer-aided design software.
- Set pyrometer controls of heat-treating furnaces and feed or place parts, tools, or assemblies into furnaces to harden.
- Fit and assemble parts to make, repair, or modify dies, jigs, gauges, and tools, using machine tools, hand tools, or welders.
- Align parts to be stitched, following seams, edges, or markings, before positioning them under needles.
- Study work orders or shoe part tags to obtain information about workloads, specifications, and the types of materials to be used.
- Remove and examine shoes, shoe parts, and designs to verify conformance to specifications such as proper embedding of stitches in channels.
- Perform routine equipment maintenance such as cleaning and lubricating machines or replacing broken needles.
- Cut excess thread or material from shoe parts, using scissors or knives.
- Turn screws to regulate size of staples.
- Turn setscrews on needle bars, and position required numbers of needles in stitching machines.
- Switch on machines, lower pressure feet or rollers to secure parts, and start machine stitching, using hand, foot, or knee controls.
- Collect shoe parts from conveyer belts or racks and place them in machinery such as ovens or on molds for dressing, returning them to conveyers or racks to send them to the next work station.
- Position dies on material in a manner that will obtain the maximum number of parts from each portion of material.
- Test machinery to ensure proper functioning before beginning production.
- Operate or tend machines to join, decorate, reinforce, or finish shoes and shoe parts.
- Draw thread through machine guide slots, needles, and presser feet in preparation for stitching, or load rolls of wire through machine axles.
- Fill shuttle spools with thread from a machine's bobbin winder by pressing a foot treadle.
- Load hot-melt plastic rod glue through reactivator axles, using wrenches, and switch on reactivators, setting temperature and timers to heat glue to specifications.
- Staple sides of shoes, pressing a foot treadle to position and hold each shoe under the feeder of the machine.
- Select and place spools of thread or pre-wound bobbins into shuttles, or onto spindles or loupers of stitching machines.
- Hammer loose staples for proper attachment.
- Turn knobs to adjust stitch length and thread tension.
- Align parts to be stitched, following seams, edges, or markings, before positioning them under needles.
- Connect metal parts or components in hydroelectric plants by welding, soldering, riveting, tapping, bolting, bonding, or screwing.
- Operate high voltage switches or related devices in hydropower stations.
- Identify or address malfunctions of hydroelectric plant operational equipment, such as generators, transformers, or turbines.
- Inspect water-powered electric generators or auxiliary equipment in hydroelectric plants to verify proper operation or to determine maintenance or repair needs.
- Implement load or switching orders in hydroelectric plants, in accordance with specifications or instructions.
- Start, adjust, or stop generating units, operating valves, gates, or auxiliary equipment in hydroelectric power generating plants.
- Perform preventive or corrective containment or cleanup measures in hydroelectric plants to prevent environmental contamination.
- Maintain or repair hydroelectric plant electrical, mechanical, or electronic equipment, such as motors, transformers, voltage regulators, generators, relays, battery systems, air compressors, sump pumps, gates, or valves.
- Operate hydroelectric plant equipment, such as turbines, pumps, valves, gates, fans, electric control boards, or battery banks.
- Communicate status of hydroelectric operating equipment to dispatchers or supervisors.
- Monitor hydroelectric power plant equipment operation and performance, adjusting to performance specifications, as necessary.
- Take readings and record data, such as water levels, temperatures, or flow rates.
- Install or calibrate electrical or mechanical equipment, such as motors, engines, switchboards, relays, switch gears, meters, pumps, hydraulics, or flood channels.
- Lift and move loads, using cranes, hoists, and rigging, to install or repair hydroelectric system equipment or infrastructure.
- Maintain logs, reports, work requests, or other records of work performed in hydroelectric plants.
- Change oil, hydraulic fluid, or other lubricants to maintain condition of hydroelectric plant equipment.
- Perform tunnel or field inspections of hydroelectric plant facilities or resources.
- Erect scaffolds, platforms, or hoisting frames to access hydroelectric plant machinery or infrastructure for repair or replacement.
- Cut, bend, or shape metal for applications in hydroelectric plants, using equipment such as hydraulic benders or pipe threaders.
- Splice or terminate cables or electrical wiring in hydroelectric plants.
- Test and repair or replace electrical equipment, such as circuit breakers, station batteries, cable trays, conduits, or control devices.
- Connect metal parts or components in hydroelectric plants by welding, soldering, riveting, tapping, bolting, bonding, or screwing.
- Align layout marks with dies or blades.
- Inspect workpieces for defects, and measure workpieces to determine accuracy of machine operation, using rules, templates, or other measuring instruments.
- Position, adjust, and secure stock material or workpieces against stops, on arbors, or in chucks, fixtures, or automatic feeding mechanisms, manually or using hoists.
- Read blueprints or job orders to determine product specifications and tooling instructions and to plan operational sequences.
- Select, install, and adjust alignment of drills, cutters, dies, guides, and holding devices, using templates, measuring instruments, and hand tools.
- Observe machine operation to detect workpiece defects or machine malfunctions, adjusting machines as necessary.
- Set up and operate machines, such as lathes, cutters, shears, borers, millers, grinders, presses, drills, or auxiliary machines, to make metallic and plastic workpieces.
- Change worn machine accessories, such as cutting tools or brushes, using hand tools.
- Set machine stops or guides to specified lengths as indicated by scales, rules, or templates.
- Select the proper coolants and lubricants and start their flow.
- Remove burrs, sharp edges, rust, or scale from workpieces, using files, hand grinders, wire brushes, or power tools.
- Perform minor machine maintenance, such as oiling or cleaning machines, dies, or workpieces, or adding coolant to machine reservoirs.
- Make minor electrical and mechanical repairs and adjustments to machines and notify supervisors when major service is required.
- Compute data, such as gear dimensions or machine settings, applying knowledge of shop mathematics.
- Start machines and turn handwheels or valves to engage feeding, cooling, and lubricating mechanisms.
- Move controls or mount gears, cams, or templates in machines to set feed rates and cutting speeds, depths, and angles.
- Instruct other workers in machine set-up and operation.
- Record operational data, such as pressure readings, lengths of strokes, feed rates, or speeds.
- Extract or lift jammed pieces from machines, using fingers, wire hooks, or lift bars.
- Measure and mark reference points and cutting lines on workpieces, using traced templates, compasses, and rules.
- Write programs for computer numerical control (CNC) machines to cut metal and plastic materials.
- Align layout marks with dies or blades.
- Perform skilled repair or maintenance operations, using equipment such as hand or power tools, hydraulic presses or shears, or welding equipment.
- Inspect, test, and measure completed work, using devices such as hand tools or gauges to verify conformance to standards or repair requirements.
- Inspect and monitor work areas, examine tools and equipment, and provide employee safety training to prevent, detect, and correct unsafe conditions or violations of procedures and safety rules.
- Interpret specifications, blueprints, or job orders to construct templates and lay out reference points for workers.
- Monitor employees' work levels and review work performance.
- Compute estimates and actual costs of factors such as materials, labor, or outside contractors.
- Monitor tool and part inventories and the condition and maintenance of shops to ensure adequate working conditions.
- Requisition materials and supplies, such as tools, equipment, or replacement parts.
- Confer with personnel, such as management, engineering, quality control, customer, or union workers' representatives, to coordinate work activities, resolve employee grievances, or identify and review resource needs.
- Determine schedules, sequences, and assignments for work activities, based on work priority, quantity of equipment, and skill of personnel.
- Examine objects, systems, or facilities and analyze information to determine needed installations, services, or repairs.
- Counsel employees about work-related issues and assist employees to correct job-skill deficiencies.
- Recommend or initiate personnel actions, such as hires, promotions, transfers, discharges, or disciplinary measures.
- Investigate accidents or injuries and prepare reports of findings.
- Conduct or arrange for worker training in safety, repair, or maintenance techniques, operational procedures, or equipment use.
- Develop, implement, or evaluate maintenance policies and procedures.
- Meet with vendors or suppliers to discuss products used in repair work.
- Participate in budget preparation and administration, coordinating purchasing and documentation and monitoring departmental expenditures.
- Review, evaluate, accept, and coordinate completion of work bid from contractors.
- Compile operational or personnel records, such as time and production records, inventory data, repair or maintenance statistics, or test results.
- Develop or implement electronic maintenance programs or computer information management systems.
- Design equipment configurations to meet personnel needs.
- Perform skilled repair or maintenance operations, using equipment such as hand or power tools, hydraulic presses or shears, or welding equipment.
- Weld piping, such as high density polyethylene (HDPE) piping, using techniques such as butt, socket, side-wall, and electro-fusion welding.
- Monitor and adjust operations of geothermal power plant equipment or systems.
- Prepare and maintain logs, reports, or other documentation of work performed.
- Identify and correct malfunctions of geothermal plant equipment, electrical systems, instrumentation, or controls.
- Collect and record data associated with operating geothermal power plants or well fields.
- Determine whether emergency or auxiliary systems will be needed to keep properties heated or cooled in extreme weather conditions.
- Perform pre- and post-installation pressure, flow, and related tests of vertical and horizontal geothermal loop piping.
- Identify equipment options, such as compressors, and make appropriate selections.
- Adjust power production systems to meet load and distribution demands.
- Maintain electrical switchgear, process controls, transmitters, gauges, and control equipment in accordance with geothermal plant procedures.
- Calculate heat loss and heat gain factors for residential properties to determine heating and cooling required by installed geothermal systems.
- Maintain, calibrate, or repair plant instrumentation, control, and electronic devices in geothermal plants.
- Install and maintain geothermal plant electrical protection equipment.
- Design and lay out geothermal heat systems according to property characteristics, heating and cooling requirements, piping and equipment requirements, applicable regulations, or other factors.
- Install and maintain geothermal system instrumentation or controls.
- Prepare newly installed geothermal heat systems for operation by flushing, purging, or other actions.
- Test water sources for factors, such as flow volume and contaminant presence.
- Install, maintain, or repair ground or water source-coupled heat pumps to heat and cool residential or commercial building air or water.
- Integrate hot water heater systems with geothermal heat exchange systems.
- Determine the type of geothermal loop system most suitable to a specific property and its heating and cooling needs.
- Dig trenches for system piping to appropriate depths and lay piping in trenches.
- Apply coatings or operate systems to mitigate corrosion of geothermal plant equipment or structures.
- Backfill piping trenches to protect pipes from damage.
- Operate equipment, such as excavators, backhoes, rock hammers, trench compactors, pavement saws, grout mixers or pumps, geothermal loop reels, and coil tubing units (CTU).
- Weld piping, such as high density polyethylene (HDPE) piping, using techniques such as butt, socket, side-wall, and electro-fusion welding.
- Attach ampoule to diffusion pump to remove air from ampoule, and seal ampoule, using blowtorch.
- Manipulate valves, switches, and buttons, or key commands into control panels to start semiconductor processing cycles.
- Maintain processing, production, and inspection information and reports.
- Inspect materials, components, or products for surface defects and measure circuitry, using electronic test equipment, precision measuring instruments, microscope, and standard procedures.
- Clean semiconductor wafers using cleaning equipment, such as chemical baths, automatic wafer cleaners, or blow-off wands.
- Study work orders, instructions, formulas, and processing charts to determine specifications and sequence of operations.
- Load and unload equipment chambers and transport finished product to storage or to area for further processing.
- Clean and maintain equipment, including replacing etching and rinsing solutions and cleaning bath containers and work area.
- Place semiconductor wafers in processing containers or equipment holders, using vacuum wand or tweezers.
- Set, adjust, and readjust computerized or mechanical equipment controls to regulate power level, temperature, vacuum, and rotation speed of furnace, according to crystal growing specifications.
- Etch, lap, polish, or grind wafers or ingots to form circuitry and change conductive properties, using etching, lapping, polishing, or grinding equipment.
- Load semiconductor material into furnace.
- Monitor operation and adjust controls of processing machines and equipment to produce compositions with specific electronic properties, using computer terminals.
- Count, sort, and weigh processed items.
- Calculate etching time based on thickness of material to be removed from wafers or crystals.
- Inspect equipment for leaks, diagnose malfunctions, and request repairs.
- Align photo mask pattern on photoresist layer, expose pattern to ultraviolet light, and develop pattern, using specialized equipment.
- Stamp, etch, or scribe identifying information on finished component according to specifications.
- Operate saw to cut remelt into sections of specified size or to cut ingots into wafers.
- Scribe or separate wafers into dice.
- Connect reactor to computer, using hand tools and power tools.
- Mount crystal ingots or wafers on blocks or plastic laminate, using special mounting devices, to facilitate their positioning in the holding fixtures of sawing, drilling, grinding or sanding equipment.
- Measure and weigh amounts of crystal growing materials, mix and grind materials, load materials into container, and monitor processing procedures to help identify crystal growing problems.
- Locate crystal axis of ingot, and draw orientation lines on ingot, using x-ray equipment, drill, and sanding machine.
- Attach ampoule to diffusion pump to remove air from ampoule, and seal ampoule, using blowtorch.
- Fit and weld replacement parts into place, using wrenches and welding equipment, and grind down welds to smooth them, using power grinders and other tools.
- File, grind, sand, and smooth filled or repaired surfaces, using power tools and hand tools.
- Inspect repaired vehicles for proper functioning, completion of work, dimensional accuracy, and overall appearance of paint job, and test-drive vehicles to ensure proper alignment and handling.
- Prime and paint repaired surfaces, using paint sprayguns and motorized sanders.
- Follow supervisors' instructions as to which parts to restore or replace and how much time the job should take.
- Sand body areas to be painted and cover bumpers, windows, and trim with masking tape or paper to protect them from the paint.
- Chain or clamp frames and sections to alignment machines that use hydraulic pressure to align damaged components.
- Position dolly blocks against surfaces of dented areas and beat opposite surfaces to remove dents, using hammers.
- Cut and tape plastic separating film to outside repair areas to avoid damaging surrounding surfaces during repair procedure and remove tape and wash surfaces after repairs are complete.
- Review damage reports, prepare or review repair cost estimates, and plan work to be performed.
- Fill small dents that cannot be worked out with plastic or solder.
- Remove damaged sections of vehicles using metal-cutting guns, air grinders and wrenches, and install replacement parts using wrenches or welding equipment.
- Remove small pits and dimples in body metal, using pick hammers and punches.
- Remove upholstery, accessories, electrical window-and-seat-operating equipment, and trim to gain access to vehicle bodies and fenders.
- Mix polyester resins and hardeners to be used in restoring damaged areas.
- Fit and secure windows, vinyl roofs, and metal trim to vehicle bodies, using caulking guns, adhesive brushes, and mallets.
- Adjust or align headlights, wheels, and brake systems.
- Replace damaged glass on vehicles.
- Remove damaged panels, and identify the family and properties of the plastic used on a vehicle.
- Apply heat to plastic panels, using hot-air welding guns or immersion in hot water, and press the softened panels back into shape by hand.
- Clean work areas, using air hoses, to remove damaged material and discarded fiberglass strips used in repair procedures.
- Soak fiberglass matting in resin mixtures and apply layers of matting over repair areas to specified thicknesses.
- Read specifications or confer with customers to determine the desired custom modifications for altering the appearance of vehicles.
- Cut openings in vehicle bodies for the installation of customized windows, using templates and power shears or chisels.
- Measure and mark vinyl material and cut material to size for roof installation, using rules, straightedges, and hand shears.
- Fit and weld replacement parts into place, using wrenches and welding equipment, and grind down welds to smooth them, using power grinders and other tools.
- Cut and weld steel, using underwater welding equipment, jigs, and supports.
- Take appropriate safety precautions, such as monitoring dive lengths and depths and registering with authorities before diving expeditions begin.
- Check and maintain diving equipment, such as helmets, masks, air tanks, harnesses, or gauges.
- Communicate with workers on the surface while underwater, using signal lines or telephones.
- Descend into water with the aid of diver helpers, using scuba gear or diving suits.
- Obtain information about diving tasks and environmental conditions.
- Supervise or train other divers, including hobby divers.
- Inspect the condition of underwater steel or wood structures.
- Inspect and test docks, ships, buoyage systems, plant intakes or outflows, or underwater pipelines, cables, or sewers, using closed circuit television, still photography, and testing equipment.
- Repair ships, bridge foundations, or other structures below the water line, using caulk, bolts, and hand tools.
- Recover objects by placing rigging around sunken objects, hooking rigging to crane lines, and operating winches, derricks, or cranes to raise objects.
- Operate underwater video, sonar, recording, or related equipment to investigate underwater structures or marine life.
- Take test samples or photographs to assess the condition of vessels or structures.
- Install, inspect, clean, or repair piping or valves.
- Carry out non-destructive testing, such as tests for cracks on the legs of oil rigs at sea.
- Install pilings or footings for piers or bridges.
- Salvage wrecked ships or their cargo, using pneumatic power velocity and hydraulic tools and explosive charges, when necessary.
- Remove obstructions from strainers or marine railway or launching ways, using pneumatic or power hand tools.
- Set or guide placement of pilings or sandbags to provide support for structures, such as docks, bridges, cofferdams, or platforms.
- Perform activities related to underwater search and rescue, salvage, recovery, or cleanup operations.
- Perform offshore oil or gas exploration or extraction duties, such as conducting underwater surveys or repairing and maintaining drilling rigs or platforms.
- Drill holes in rock and rig explosives for underwater demolitions.
- Remove rubbish or pollution from the sea.
- Set up dive sites for recreational instruction.
- Cultivate or harvest marine species or perform routine work on fish farms.
- Cut and weld steel, using underwater welding equipment, jigs, and supports.
- Remove molds, mold components, and feeder tubes from machinery after production is complete.
- Adjust machine components to regulate speeds, pressures, and temperatures, and amounts, dimensions, and flow of materials or ingredients.
- Press control buttons to activate machinery and equipment.
- Examine, measure, and weigh materials or products to verify conformance to standards, using measuring devices such as templates, micrometers, or scales.
- Monitor machine operations and observe lights and gauges to detect malfunctions.
- Clear jams, and remove defective or substandard materials or products.
- Notify supervisors when extruded filaments fail to meet standards.
- Record and maintain production data, such as meter readings, and quantities, types, and dimensions of materials produced.
- Review work orders, specifications, or instructions to determine materials, ingredients, procedures, components, settings, and adjustments for extruding, forming, pressing, or compacting machines.
- Turn controls to adjust machine functions, such as regulating air pressure, creating vacuums, and adjusting coolant flow.
- Clean dies, arbors, compression chambers, and molds, using swabs, sponges, or air hoses.
- Synchronize speeds of sections of machines when producing products involving several steps or processes.
- Move materials, supplies, components, and finished products between storage and work areas, using work aids such as racks, hoists, and handtrucks.
- Activate machines to shape or form products, such as candy bars, light bulbs, balloons, or insulation panels.
- Select and install machine components, such as dies, molds, and cutters, according to specifications, using hand tools and measuring devices.
- Send product samples to laboratories for analysis.
- Couple air and gas lines to machines to maintain plasticity of material and to regulate solidification of final products.
- Pour, scoop, or dump specified ingredients, metal assemblies, or mixtures into sections of machine prior to starting machines.
- Measure, mix, cut, shape, soften, and join materials and ingredients, such as powder, cornmeal, or rubber to prepare them for machine processing.
- Remove materials or products from molds or from extruding, forming, pressing, or compacting machines, and stack or store them for additional processing.
- Feed products into machines by hand or conveyor.
- Measure arbors and dies to verify sizes specified on work tickets.
- Thread extruded strips through water tanks and hold-down bars, or attach strands to wires and draw them through tubes.
- Complete work tickets, and place them with products.
- Disassemble equipment to repair it or to replace parts, such as nozzles, punches, and filters.
- Swab molds with solutions to prevent products from sticking.
- Ignite burners to preheat products, or use torches to apply heat.
- Install, align, and adjust neck rings, press plungers, and feeder tubes.
- Remove molds, mold components, and feeder tubes from machinery after production is complete.
