- Cut new or duplicate keys, using key cutting machines.
Occupations with related tasks Save Table: XLSX CSV
- 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.
- Remove upholstery, accessories, electrical window-and-seat-operating equipment, and trim to gain access to vehicle bodies and fenders.
- 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.
- 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.
- 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.
- 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.
- 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.
- 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 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.
- Remove upholstery, accessories, electrical window-and-seat-operating equipment, and trim to gain access to vehicle bodies and fenders.
- 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.
- Regrind drill points, and advance drill cutting points according to specifications for channel depths and shapes.
- Split gems along pre-marked lines to remove imperfections, using blades and jewelers' hammers.
- Lap girdles on rough diamonds, using diamond girdling lathes.
- Assign polish, symmetry, and clarity grades to stones, according to established grading systems.
- Identify and document stones' clarity characteristics, using plot diagrams.
- Estimate wholesale and retail value of gems, following pricing guides, market fluctuations, and other relevant economic factors.
- Examine gems during processing to ensure accuracy of angles and positions of cuts or bores, using magnifying glasses, loupes, or shadowgraphs.
- Examine diamonds or gems to ascertain the shape, cut, and width of cut stones, or to select the cuts that will result in the biggest, best quality stones.
- Examine gem surfaces and internal structures, using polariscopes, refractometers, microscopes, and other optical instruments, to differentiate between stones, to identify rare specimens, or to detect flaws, defects, or peculiarities affecting gem values.
- Advise customers and others on the best use of gems to create attractive jewelry items.
- Locate and mark drilling or cutting positions on stones or dies, using diamond chips and power hand tools.
- Secure gems or diamonds in holders, chucks, dops, lapidary sticks, or blocks for cutting, polishing, grinding, drilling, or shaping.
- Select shaping wheels for tasks, and mix and apply abrasives, bort, or polishing compounds.
- Measure sizes of stones' bore holes and cuts to ensure adherence to specifications, using precision measuring instruments.
- Sort rough diamonds into categories based on shape, size, color, and quality.
- Place stones in clamps on polishing machines and polish facets of stones, using felt-covered or canvas-covered polishing wheels and polishing compounds such as tripoli and rouge.
- Hold stones, gems, dies, or styluses against rotating plates, wheels, saws, or slitters to cut, shape, slit, grind, or polish them.
- Replace, true, and sharpen blades, drills, and plates.
- Secure stones in metal mountings, using solder.
- Immerse stones in prescribed chemical solutions to determine specific gravities and key properties of gemstones or substitutes.
- Dismantle lapping, boring, cutting, polishing, and shaping equipment and machinery to clean and lubricate it.
- Regulate the speed of revolutions and reciprocating actions of drilling mechanisms.
- Buy and sell diamonds and diamond jewelry for clients.
- Regrind drill points, and advance drill cutting points according to specifications for channel depths and shapes.
- Split gems along pre-marked lines to remove imperfections, using blades and jewelers' hammers.
- Lap girdles on rough diamonds, using diamond girdling lathes.
- Cut flat safety glass according to specified patterns or perform precision pattern making and glass cutting to custom fit replacement windows.
- Hold cut or uneven edges of glass against automated abrasive belts to shape or smooth edges.
- Select appropriate tools, safety equipment, and parts, according to job requirements.
- Prime all scratches on pinchwelds with primer and allow to dry.
- Remove all dirt, foreign matter, and loose glass from damaged areas, apply primer along windshield or window edges, and allow primer to dry.
- Check for and remove moisture or contamination in damaged areas and keep areas dry until repairs are complete.
- Apply a bead of urethane around the perimeter of each pinchweld and dress the remaining urethane on the pinchwelds so that it is of uniform level and thickness.
- Obtain windshields or windows for specific automobile makes and models from stock and examine them for defects prior to installation.
- Install, repair, or replace safety glass and related materials, such as back glass heating elements, on vehicles or equipment.
- Install replacement glass in vehicles.
- Allow all glass parts installed with urethane ample time to cure, taking temperature and humidity into account.
- Replace all moldings, clips, windshield wipers, or other parts that were removed prior to glass replacement or repair.
- Remove broken or damaged glass windshields or window glass from motor vehicles, using hand tools to remove screws from frames holding glass.
- Replace or adjust motorized or manual window-raising mechanisms.
- Remove moldings, clips, windshield wipers, screws, bolts, and inside A-pillar moldings and lower headliners in preparation for installation or repair work.
- Install new foam dams on pinchwelds, if required.
- Install rubber channeling strips around edges of glass or frames to weatherproof windows or to prevent rattling.
- Cool or warm glass in the event of temperature extremes.
- Cut flat safety glass according to specified patterns or perform precision pattern making and glass cutting to custom fit replacement windows.
- Hold cut or uneven edges of glass against automated abrasive belts to shape or smooth edges.
- Trim trees that could be hazardous to the functioning of cables or wires.
- Cut and peel lead sheathing and insulation from defective or newly installed cables and conduits prior to splicing.
- Adhere to safety practices and procedures, such as checking equipment regularly and erecting barriers around work areas.
- Drive vehicles equipped with tools and materials to job sites.
- Open switches or attach grounding devices to remove electrical hazards from disturbed or fallen lines or to facilitate repairs.
- Climb poles or use truck-mounted buckets to access equipment.
- Install, maintain, and repair electrical distribution and transmission systems, including conduits, cables, wires, and related equipment, such as transformers, circuit breakers, and switches.
- Inspect and test power lines and auxiliary equipment to locate and identify problems, using reading and testing instruments.
- Coordinate work assignment preparation and completion with other workers.
- Replace or straighten damaged poles.
- String wire conductors and cables between poles, towers, trenches, pylons, and buildings, setting lines in place and using winches to adjust tension.
- Attach cross-arms, insulators, and auxiliary equipment to poles prior to installing them.
- Dig holes, using augers, and set poles, using cranes and power equipment.
- Travel in trucks, helicopters, and airplanes to inspect lines for freedom from obstruction and adequacy of insulation.
- Identify defective sectionalizing devices, circuit breakers, fuses, voltage regulators, transformers, switches, relays, or wiring, using wiring diagrams and electrical-testing instruments.
- Install watt-hour meters and connect service drops between power lines and consumers' facilities.
- Test conductors, according to electrical diagrams and specifications, to identify corresponding conductors and to prevent incorrect connections.
- Place insulating or fireproofing materials over conductors and joints.
- Splice or solder cables together or to overhead transmission lines, customer service lines, or street light lines, using hand tools, epoxies, or specialized equipment.
- Pull up cable by hand from large reels mounted on trucks.
- Lay underground cable directly in trenches, or string it through conduit running through the trenches.
- Cut trenches for laying underground cables, using trenchers and cable plows.
- Clean, tin, and splice corresponding conductors by twisting ends together or by joining ends with metal clamps and soldering connections.
- Trim trees that could be hazardous to the functioning of cables or wires.
- Cut and peel lead sheathing and insulation from defective or newly installed cables and conduits prior to splicing.
- Fit garments on clients, altering as needed.
- Trim excess threads or edges of parts, using scissors or knives.
- Draw and cut patterns according to specifications.
- Select thread, twine, cord, or yarn to be used, and thread needles.
- 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.
- Use different sewing techniques such as felling, tacking, basting, embroidery, and fagoting.
- Smooth seams with heated irons, flat bones, or rubbing sticks.
- Fold, twist, stretch, or drape material, and secure articles in preparation for sewing.
- Sew buttonholes, or add lace or other trimming.
- Tie, knit, weave or knot ribbon, yarn, or decorative materials.
- Patch materials, such as cotton or leather.
- Fit garments on clients, altering as needed.
- Trim excess threads or edges of parts, using scissors or knives.
- Draw and cut patterns according to specifications.
- Measure furnace walls to determine dimensions and cut required number of sheets from plastic block, using saws.
- Reline or repair ladles and pouring spouts with refractory clay, using trowels.
- Chip slag from linings of ladles or remove linings when beyond repair, using hammers and chisels.
- Mix specified amounts of sand, clay, mortar powder, and water to form refractory clay or mortar, using shovels or mixing machines.
- Dry and bake new linings by placing inverted linings over burners, building fires in ladles, or by using blowtorches.
- Remove worn or damaged plastic block refractory linings of furnaces, using hand tools.
- Climb scaffolding, carrying hoses, and spray surfaces of cupolas with refractory mixtures, using spray equipment.
- Spread mortar on stopper heads and rods, using trowels, and slide brick sleeves over rods to form refractory jackets.
- Dump and tamp clay in molds, using tamping tools.
- Transfer clay structures to curing ovens, melting tanks, and drawing kilns, using forklifts.
- Reline furnaces using ramming material.
- Measure furnace walls to determine dimensions and cut required number of sheets from plastic block, using saws.
- Open and close doors, windows, and drawers to test their operation, trimming edges to fit, using jackplanes or drawknives.
- Move and set up mobile homes or prefabricated buildings on owners' lots or at mobile home parks.
- Seal open sides of modular units to prepare them for shipment, using polyethylene sheets, nails, and hammers.
- Repair leaks in plumbing or gas lines, using caulking compounds and plastic or copper pipe.
- Connect water hoses to inlet pipes of plumbing systems, and test operation of plumbing fixtures.
- List parts needed, estimate costs, and plan work procedures, using parts lists, technical manuals, and diagrams.
- Install, repair, and replace units, fixtures, appliances, and other items and systems in mobile and modular homes, prefabricated buildings, or travel trailers, using hand tools or power tools.
- Inspect, examine, and test the operation of parts or systems to evaluate operating condition and to determine if repairs are needed.
- Confer with customers or read work orders to determine the nature and extent of damage to units.
- Remove damaged exterior panels, repair and replace structural frame members, and seal leaks, using hand tools.
- Locate and repair frayed wiring, broken connections, or incorrect wiring, using ohmmeters, soldering irons, tape, and hand tools.
- Reset hardware, using chisels, mallets, and screwdrivers.
- Refinish wood surfaces on cabinets, doors, moldings, and floors, using power sanders, putty, spray equipment, brushes, paints, or varnishes.
- Connect electrical systems to outside power sources and activate switches to test the operation of appliances and light fixtures.
- Open and close doors, windows, and drawers to test their operation, trimming edges to fit, using jackplanes or drawknives.
- Measure, cut, and install frameworks and conduit to support and connect wiring, control panels, and junction boxes, using hand tools.
- Inspect and test electrical systems and equipment to locate and diagnose malfunctions, using visual inspections, testing devices, and computer software.
- Reassemble and test equipment after repairs.
- Adjust, repair, or replace defective wiring and relays in ignition, lighting, air-conditioning, and safety control systems, using electrician's tools.
- Splice wires with knives or cutting pliers, and solder connections to fixtures, outlets, and equipment.
- Locate and remove or repair circuit defects such as blown fuses or malfunctioning transistors.
- Maintain equipment service records.
- Refer to schematics and manufacturers' specifications that show connections and provide instructions on how to locate problems.
- Install fixtures, outlets, terminal boards, switches, and wall boxes, using hand tools.
- Install new fuses, electrical cables, or power sources as required.
- Cut openings and drill holes for fixtures, outlet boxes, and fuse holders, using electric drills and routers.
- Confer with customers to determine the nature of malfunctions.
- Install electrical equipment such as air-conditioning, heating, or ignition systems and components such as generator brushes and commutators, using hand tools.
- Repair or rebuild equipment such as starters, generators, distributors, or door controls, using electrician's tools.
- Estimate costs of repairs based on parts and labor requirements.
- Measure, cut, and install frameworks and conduit to support and connect wiring, control panels, and junction boxes, using hand tools.
- 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.
- Open and close doors, windows, or drawers to test their operation, trimming edges to fit, as necessary.
- Diagnose and repair furnace or air conditioning systems.
- Connect electrical systems to outside power sources, and activate switches to test the operation of appliances or light fixtures.
- Examine or test operation of parts or systems to ensure completeness of repairs.
- Repair plumbing or propane gas lines, using caulking compounds and plastic or copper pipe.
- Inspect recreational vehicles to diagnose problems and perform necessary adjustment, repair, or overhaul.
- Locate and repair frayed wiring, broken connections, or incorrect wiring, using ohmmeters, soldering irons, tape, or hand tools.
- Confer with customers, read work orders, or examine vehicles needing repair to determine the nature and extent of damage.
- Repair leaks with caulking compound or replace pipes, using pipe wrenches.
- Inspect, repair, or replace brake systems.
- Connect water hoses to inlet pipes of plumbing systems, and test operation of toilets or sinks.
- List parts needed, estimate costs, and plan work procedures, using parts lists, technical manuals, or diagrams.
- Remove damaged exterior panels, and repair and replace structural frame members.
- Reset hardware, using chisels, mallets, and screwdrivers.
- Explain proper operation of vehicle systems to customers.
- Refinish wood surfaces on cabinets, doors, moldings, or floors, using power sanders, putty, spray equipment, brushes, paints, or varnishes.
- Seal open sides of modular units to prepare them for shipment, using polyethylene sheets, nails, and hammers.
- Inspect and install lights, such as headlights and taillights.
- Open and close doors, windows, or drawers to test their operation, trimming edges to fit, as necessary.
- Measure dimensions of bundles, using rulers, and cut battens to required sizes, using power saws.
- Stop equipment or machinery and clear jams, using poles, bars, and hand tools, or remove damaged materials from conveyors.
- Load, unload, or adjust materials or products on conveyors by hand, by using lifts, hoists, and scoops, or by opening gates, chutes, or hoppers.
- Observe conveyor operations and monitor lights, dials, and gauges to maintain specified operating levels and to detect equipment malfunctions.
- Observe packages moving along conveyors to identify packages, detect defective packaging, and perform quality control.
- Position deflector bars, gates, chutes, or spouts to divert flow of materials from one conveyor onto another conveyor.
- Clean, sterilize, and maintain equipment, machinery, and work stations, using hand tools, shovels, brooms, chemicals, hoses, and lubricants.
- Record production data such as weights, types, quantities, and storage locations of materials, as well as equipment performance problems and downtime.
- Inform supervisors of equipment malfunctions that need to be addressed.
- Manipulate controls, levers, and valves to start pumps, auxiliary equipment, or conveyors, and to adjust equipment positions, speeds, timing, and material flows.
- Distribute materials, supplies, and equipment to work stations, using lifts and trucks.
- Press console buttons to deflect packages to predetermined accumulators or reject lines.
- Thread strapping through strapping tools and secure battens with strapping to form protective pallets around extrusions.
- Operate elevator systems in conjunction with conveyor systems.
- Weigh or measure materials and products, using scales or other measuring instruments, or read scales on conveyors that continually weigh products, to verify specified tonnages and prevent overloads.
- Read production and delivery schedules, and confer with supervisors, to determine sorting and transfer procedures, arrangement of packages on pallets, and destinations of loaded pallets.
- Operate consoles to control automatic palletizing equipment.
- Contact workers in work stations or other departments to request movement of materials, products, or machinery, or to notify them of incoming shipments and their estimated delivery times.
- Affix identifying information to materials or products, using hand tools.
- Collect samples of materials or products, checking them to ensure conformance to specifications or sending them to laboratories for analysis.
- Move, assemble, and connect hoses or nozzles to material hoppers, storage tanks, conveyor sections or chutes, and pumps.
- Repair or replace equipment components or parts such as blades, rolls, and pumps.
- Join sections of conveyor frames at temporary working areas, and connect power units.
- Measure dimensions of bundles, using rulers, and cut battens to required sizes, using power saws.
- Cut door stops or angle irons to fit openings.
- Wind large springs with upward motion of arm.
- Complete required paperwork, such as work orders, according to services performed or required.
- Repair or replace worn or broken door parts, using hand tools.
- Fasten angle iron back-hangers to ceilings and tracks, using fasteners or welding equipment.
- Order replacement springs, sections, or slats.
- Carry springs to tops of doors, using ladders or scaffolding, and attach springs to tracks to install spring systems.
- Install door frames, rails, steel rolling curtains, electronic-eye mechanisms, or electric door openers and closers, using power tools, hand tools, and electronic test equipment.
- Adjust doors to open or close with the correct amount of effort, or make simple adjustments to electric openers.
- Set doors into place or stack hardware sections into openings after rail or track installation.
- Assemble and fasten tracks to structures or bucks, using impact wrenches or welding equipment.
- Inspect job sites, assessing headroom, side room, or other conditions to determine appropriateness of door for a given location.
- Collect payment upon job completion.
- Prepare doors for hardware installation, such as drilling holes to install locks.
- Remove or disassemble defective automatic mechanical door closers, using hand tools.
- Run low voltage wiring on ceiling surfaces, using insulated staples.
- Operate lifts, winches, or chain falls to move heavy curtain doors.
- Install dock seals, bumpers, or shelters.
- Study blueprints and schematic diagrams to determine appropriate methods of installing or repairing automated door openers.
- Lubricate door closer oil chambers, and pack spindles with leather washers.
- Bore or cut holes in flooring as required for installation, using hand or power tools.
- Clean door closer parts, using caustic soda, rotary brushes, or grinding wheels.
- Set in and secure floor treadles for door-activating mechanisms, and connect power packs and electrical panelboards to treadles.
- Fabricate replacements for worn or broken parts, using welders, lathes, drill presses, or shaping or milling machines.
- Cover treadles with carpeting or other floor covering materials, and test systems by operating treadles.
- Cut door stops or angle irons to fit openings.
- Measure, cut, and thread pipe, and connect it to feeder lines and equipment or appliances, using rules and hand tools.
- Bill customers for repair work, and collect payment.
- Observe and examine appliances during operation to detect specific malfunctions such as loose parts or leaking fluid.
- Talk to customers or refer to work orders to establish the nature of appliance malfunctions.
- Refer to schematic drawings, product manuals, and troubleshooting guides to diagnose and repair problems.
- Trace electrical circuits, following diagrams, and conduct tests with circuit testers and other equipment to locate shorts and grounds.
- Replace worn and defective parts such as switches, bearings, transmissions, belts, gears, circuit boards, or defective wiring.
- Provide repair cost estimates, and recommend whether appliance repair or replacement is a better choice.
- Disassemble appliances so that problems can be diagnosed and repairs can be made.
- Respond to emergency calls for problems such as gas leaks.
- Service and repair domestic electrical or gas appliances, such as clothes washers, refrigerators, stoves, and dryers.
- Reassemble units after repairs are made, making adjustments and cleaning and lubricating parts as needed.
- Record maintenance and repair work performed on appliances.
- Test and examine gas pipelines and equipment to locate leaks and faulty connections, and to determine the pressure and flow of gas.
- Light and adjust pilot lights on gas stoves, and examine valves and burners for gas leakage and specified flame.
- Instruct customers regarding operation and care of appliances, and provide information such as emergency service numbers.
- Contact supervisors or offices to receive repair assignments.
- Maintain stocks of parts used in on-site installation, maintenance, and repair of appliances.
- Level refrigerators, adjust doors, and connect water lines to water pipes for ice makers and water dispensers, using hand tools.
- Observe and test operation of appliances following installation, and make any initial installation adjustments that are necessary.
- Set appliance thermostats, and check to ensure that they are functioning properly.
- Install appliances such as refrigerators, washing machines, and stoves.
- Level washing machines and connect hoses to water pipes, using hand tools.
- Clean and reinstall parts.
- Clean, lubricate, and touch up minor defects on newly installed or repaired appliances.
- Conserve, recover, and recycle refrigerants used in cooling systems.
- Install gas pipes and water lines to connect appliances to existing gas lines or plumbing.
- Take measurements to determine if appliances will fit in installation locations, performing minor carpentry work when necessary to ensure proper installation.
- Assemble new or reconditioned appliances.
- Measure, cut, and thread pipe, and connect it to feeder lines and equipment or appliances, using rules and hand tools.
- Cut and form insulation, and insert insulation into armature, rotor, or stator slots.
- Inspect and test equipment to locate damage or worn parts and diagnose malfunctions, or read work orders or schematic drawings to determine required repairs.
- Reassemble repaired electric motors to specified requirements and ratings, using hand tools and electrical meters.
- Measure velocity, horsepower, revolutions per minute (rpm), amperage, circuitry, and voltage of units or parts to diagnose problems, using ammeters, voltmeters, wattmeters, and other testing devices.
- Repair and rebuild defective mechanical parts in electric motors, generators, and related equipment, using hand tools and power tools.
- Lift units or parts such as motors or generators, using cranes or chain hoists, or signal crane operators to lift heavy parts or subassemblies.
- Record repairs required, parts used, and labor time.
- Disassemble defective equipment so that repairs can be made, using hand tools.
- Adjust working parts, such as fan belts, contacts, and springs, using hand tools and gauges.
- Lubricate moving parts.
- Read service guides to find information needed to perform repairs.
- Inspect electrical connections, wiring, relays, charging resistance boxes, and storage batteries, following wiring diagrams.
- Scrape and clean units or parts, using cleaning solvents and equipment such as buffing wheels.
- Weld, braze, or solder electrical connections.
- Verify and adjust alignments and dimensions of parts, using gauges and tracing lathes.
- Steam-clean polishing and buffing wheels to remove abrasives and bonding materials, and spray, brush, or recoat surfaces as necessary.
- Set machinery for proper performance, using computers.
- Test equipment for overheating, using speed gauges and thermometers.
- Reface, ream, and polish commutators and machine parts to specified tolerances, using machine tools.
- Maintain stocks of parts.
- Assemble electrical parts such as alternators, generators, starting devices, and switches, following schematic drawings and using hand, machine, and power tools.
- Solder, wrap, and coat wires to ensure proper insulation.
- Rewire electrical systems, and repair or replace electrical accessories.
- Clean cells, cell assemblies, glassware, leads, electrical connections, and battery poles, using scrapers, steam, water, emery cloths, power grinders, or acid.
- Rewind coils on cores in slots, or make replacement coils, using coil-winding machines.
- Remove and replace defective parts such as coil leads, carbon brushes, and wires, using soldering equipment.
- Hammer out dents and twists in tools and equipment.
- Seal joints with putty, mortar, and asbestos, using putty extruders and knives.
- Repair and operate battery-charging equipment.
- Sharpen tools such as saws, picks, shovels, screwdrivers, and scoops, either manually or by using bench grinders and emery wheels.
- Test battery charges, and replace or recharge batteries as necessary.
- Cut and form insulation, and insert insulation into armature, rotor, or stator slots.
- Measure, cut, thread, or bend pipe or tubing, using pipe fitter's tools.
- Discuss heating or cooling system malfunctions with users to isolate problems or to verify that repairs corrected malfunctions.
- Test electrical circuits or components for continuity, using electrical test equipment.
- Repair or replace defective equipment, components, or wiring.
- Lay out and connect electrical wiring between controls and equipment, according to wiring diagrams, using electrician's hand tools.
- Schedule work with customers and initiate work orders, house requisitions, and orders from stock.
- Estimate, order, pick up, deliver, and install materials and supplies needed to maintain equipment in good working condition.
- Install, connect, or adjust thermostats, humidistats, or timers.
- Comply with all applicable standards, policies, or procedures, such as safety procedures or the maintenance of a clean work area.
- Repair or service heating, ventilating, and air conditioning (HVAC) systems to improve efficiency, such as by changing filters, cleaning ducts, and refilling non-toxic refrigerants.
- Test pipes, lines, components, and connections for leaks.
- Braze or solder parts to repair defective joints and leaks.
- Recommend, develop, or perform preventive or general maintenance procedures, such as cleaning, power-washing, or vacuuming equipment, oiling parts, or changing filters.
- Keep records of repairs and replacements made and causes of malfunctions.
- Record and report time, materials, faults, deficiencies, or other unusual occurrences on work orders.
- Adjust system controls to settings recommended by manufacturer to balance system.
- Perform mechanical overhauls and refrigerant reclaiming.
- Install expansion and control valves, using acetylene torches and wrenches.
- Inspect and test systems to verify system compliance with plans and specifications or to detect and locate malfunctions.
- Connect heating or air conditioning equipment to fuel, water, or refrigerant source to form complete circuit.
- Mount compressor, condenser, and other components in specified locations on frames, using hand tools and acetylene welding equipment.
- Study blueprints, design specifications, or manufacturers' recommendations to ascertain the configuration of heating or cooling equipment components and to ensure the proper installation of components.
- Install auxiliary components to heating or cooling equipment, such as expansion or discharge valves, air ducts, pipes, blowers, dampers, flues, or stokers.
- Install or repair self-contained ground source heat pumps or hybrid ground or air source heat pumps to minimize carbon-based energy consumption and reduce carbon emissions.
- Install or repair air purification systems, such as specialized filters or ultraviolet (UV) light purification systems.
- Supervise and instruct assistants.
- Lay out reference points for installation of structural and functional components, using measuring instruments.
- Install dehumidifiers or related equipment for spaces that require cool, dry air to operate efficiently, such as computer rooms.
- Lift and align components into position, using hoist or block and tackle.
- Cut or drill holes in floors, walls, or roof to install equipment, using power saws or drills.
- Contact vendors to order and arrange delivery of parts for customers.
- Measure, cut, thread, or bend pipe or tubing, using pipe fitter's tools.
- Cut seats to receive new orifices, tap inspection ports, and perform other repairs to salvage usable materials, using hand tools and machine tools.
- Record maintenance information, including test results, material usage, and repairs made.
- Disassemble and repair mechanical control devices or valves, such as regulators, thermostats, or hydrants, using power tools, hand tools, and cutting torches.
- Lubricate wearing surfaces of mechanical parts, using oils or other lubricants.
- Calibrate instrumentation, such as meters, gauges, and regulators, for pressure, temperature, flow, and level.
- Install, inspect and test electric meters, relays, and power sources to detect causes of malfunctions and inaccuracies, using hand tools and testing equipment.
- Test valves and regulators for leaks and accurate temperature and pressure settings, using precision testing equipment.
- Record meter readings and installation data on meter cards, work orders, or field service orders, or enter data into hand-held computers.
- Turn meters on or off to establish or close service.
- Shut off service and notify repair crews when major repairs are required, such as the replacement of underground pipes or wiring.
- Install regulators and related equipment such as gas meters, odorization units, and gas pressure telemetering equipment.
- Turn valves to allow measured amounts of air or gas to pass through meters at specified flow rates.
- Report hazardous field situations and damaged or missing meters.
- Vary air pressure flowing into regulators and turn handles to assess functioning of valves and pistons.
- Examine valves or mechanical control device parts for defects, dents, or loose attachments, and mark malfunctioning areas of defective units.
- Mount and install meters and other electric equipment such as time clocks, transformers, and circuit breakers, using electricians' hand tools.
- Connect regulators to test stands, and turn screw adjustments until gauges indicate that inlet and outlet pressures meet specifications.
- Investigate instances of illegal tapping into service lines.
- Trace and tag meters or house lines.
- Repair electric meters and components, such as transformers and relays, and replace metering devices, dial glasses, and faulty or incorrect wiring, using hand tools.
- Replace defective parts, such as bellows, range springs, and toggle switches, and reassemble units according to blueprints, using cam presses and hand tools.
- Measure tolerances of assembled and salvageable parts for conformance to standards or specifications, using gauges, micrometers, and calipers.
- Clean internal compartments and moving parts, using rags and cleaning compounds.
- Dismantle meters, and replace or adjust defective parts such as cases, shafts, gears, disks, and recording mechanisms, using soldering irons and hand tools.
- Disconnect or remove defective or unauthorized meters, using hand tools.
- Attach air hoses to meter inlets, plug outlets, and observe gauges for pressure losses to test internal seams for leaks.
- Make adjustments to meter components, such as setscrews or timing mechanisms, so that they conform to specifications.
- Repair leaks in valve seats or bellows of automotive heater thermostats, using soft solder, flux, and acetylene torches.
- Splice and connect cables from meters or current transformers to pull boxes or switchboards, using hand tools.
- Advise customers on proper installation of valves or regulators and related equipment.
- Clean plant growth, scale, paint, soil, or rust from meter housings, using wire brushes, scrapers, buffers, sandblasters, or cleaning compounds.
- Connect hoses from provers to meter inlets and outlets, and raise prover bells until prover gauges register zero.
- Cut seats to receive new orifices, tap inspection ports, and perform other repairs to salvage usable materials, using hand tools and machine tools.
- Trim and shape replacement body sections to specified sizes and fits and secure sections in place, using adhesives, hand tools, and power tools.
- Inspect completed work to certify that maintenance meets standards and that aircraft are ready for operation.
- Read and interpret maintenance manuals, service bulletins, and other specifications to determine the feasibility and method of repairing or replacing malfunctioning or damaged components.
- Maintain repair logs, documenting all preventive and corrective aircraft maintenance.
- Examine and inspect aircraft components, including landing gear, hydraulic systems, and deicers to locate cracks, breaks, leaks, or other problems.
- Conduct routine and special inspections as required by regulations.
- Replace or repair worn, defective, or damaged components, using hand tools, gauges, and testing equipment.
- Inspect airframes for wear or other defects.
- Check for corrosion, distortion, and invisible cracks in the fuselage, wings, and tail, using x-ray and magnetic inspection equipment.
- Measure parts for wear, using precision instruments.
- Remove or install aircraft engines, using hoists or forklift trucks.
- Service and maintain aircraft and related apparatus by performing activities such as flushing crankcases, cleaning screens, and or moving parts.
- Test operation of engines and other systems, using test equipment, such as ignition analyzers, compression checkers, distributor timers, or ammeters.
- Assemble and install electrical, plumbing, mechanical, hydraulic, and structural components and accessories, using hand or power tools.
- Reassemble engines following repair or inspection and reinstall engines in aircraft.
- Maintain, repair, and rebuild aircraft structures, functional components, and parts, such as wings and fuselage, rigging, hydraulic units, oxygen systems, fuel systems, electrical systems, gaskets, or seals.
- Measure the tension of control cables.
- Read and interpret pilots' descriptions of problems to diagnose causes.
- Obtain fuel and oil samples and check them for contamination.
- Examine engines through specially designed openings while working from ladders or scaffolds, or use hoists or lifts to remove the entire engine from an aircraft.
- Listen to operating engines to detect and diagnose malfunctions, such as sticking or burned valves.
- Remove or cut out defective parts or drill holes to gain access to internal defects or damage, using drills and punches.
- Communicate with other workers to coordinate fitting and alignment of heavy parts, or to facilitate processing of repair parts.
- Inventory and requisition or order supplies, parts, materials, and equipment.
- Clean, refuel, and change oil in line service aircraft.
- Modify aircraft structures, space vehicles, systems, or components, following drawings, schematics, charts, engineering orders, and technical publications.
- Clean engines, sediment bulk and screens, and carburetors, adjusting carburetor float levels.
- Install and align repaired or replacement parts for subsequent riveting or welding, using clamps and wrenches.
- Accompany aircraft on flights to make in-flight adjustments and corrections.
- Locate and mark dimensions and reference lines on defective or replacement parts, using templates, scribes, compasses, and steel rules.
- Spread plastic film over areas to be repaired to prevent damage to surrounding areas.
- Fabricate defective sections or parts, using metal fabricating machines, saws, brakes, shears, and grinders.
- Clean, strip, prime, and sand structural surfaces and materials to prepare them for bonding.
- Determine repair limits for engine hot section parts.
- Disassemble engines and inspect parts, such as turbine blades or cylinders, for corrosion, wear, warping, cracks, and leaks, using precision measuring instruments, x-rays, and magnetic inspection equipment.
- Remove, inspect, repair, and install in-flight refueling stores and external fuel tanks.
- Cure bonded structures, using portable or stationary curing equipment.
- Prepare and paint aircraft surfaces.
- Trim and shape replacement body sections to specified sizes and fits and secure sections in place, using adhesives, hand tools, and power tools.
