- Repair or adjust seats, doors, or windows.
Occupations with related tasks Save Table: XLSX CSV
- Repair, reline, replace, and adjust brakes.
- Tear down, repair, and rebuild faulty assemblies, such as power systems, steering systems, and linkages.
- Repair or replace parts such as pistons, rods, gears, valves, and bearings.
- Tune automobile engines to ensure proper and efficient functioning.
- Repair, replace, or adjust defective fuel injectors, carburetor parts, and gasoline filters.
- Install, adjust, or repair hydraulic or electromagnetic automatic lift mechanisms used to raise and lower automobile windows, seats, and tops.
- Test and adjust repaired systems to meet manufacturers' performance specifications.
- Rebuild parts, such as crankshafts and cylinder blocks.
- Inspect vehicles for damage and record findings so that necessary repairs can be made.
- Test drive vehicles and test components and systems, using equipment such as infrared engine analyzers, compression gauges, and computerized diagnostic devices.
- Review work orders and discuss work with supervisors.
- Estimate costs of vehicle repair.
- Confer with customers to obtain descriptions of vehicle problems and to discuss work to be performed and future repair requirements.
- Align vehicles' front ends.
- Align wheels, axles, frames, torsion bars, and steering mechanisms of automobiles, using special alignment equipment and wheel-balancing machines.
- Perform routine and scheduled maintenance services, such as oil changes, lubrications, and tune-ups.
- Plan work procedures, using charts, technical manuals, and experience.
- Follow checklists to ensure all important parts are examined, including belts, hoses, steering systems, spark plugs, brake and fuel systems, wheel bearings, and other potentially troublesome areas.
- Maintain cleanliness of work area.
- Change spark plugs, fuel filters, air filters, and batteries in hybrid electric vehicles.
- Repair and service air conditioning, heating, engine cooling, and electrical systems.
- Disassemble units and inspect parts for wear, using micrometers, calipers, and gauges.
- Test electronic computer components in automobiles to ensure proper operation.
- Overhaul or replace carburetors, blowers, generators, distributors, starters, and pumps.
- Rewire ignition systems, lights, and instrument panels.
- Troubleshoot fuel, ignition, and emissions control systems, using electronic testing equipment.
- Conduct visual inspections of compressed natural gas fuel systems to identify cracks, gouges, abrasions, discoloration, broken fibers, loose brackets, damaged gaskets, or other problems.
- Diagnose and replace or repair engine management systems or related sensors for flexible fuel vehicles (FFVs) with ignition timing, fuel rate, alcohol concentration, or air-to-fuel ratio malfunctions.
- Repair or rebuild transmissions.
- Retrofit vehicle fuel systems with aftermarket products, such as vapor transfer devices, evaporation control devices, swirlers, lean burn devices, and friction reduction devices, to enhance combustion and fuel efficiency.
- Repair, reline, replace, and adjust brakes.
- Tear down, repair, and rebuild faulty assemblies, such as power systems, steering systems, and linkages.
- Repair or replace parts such as pistons, rods, gears, valves, and bearings.
- Tune automobile engines to ensure proper and efficient functioning.
- Repair, replace, or adjust defective fuel injectors, carburetor parts, and gasoline filters.
- Install, adjust, or repair hydraulic or electromagnetic automatic lift mechanisms used to raise and lower automobile windows, seats, and tops.
- Test and adjust repaired systems to meet manufacturers' performance specifications.
- Rebuild parts, such as crankshafts and cylinder blocks.
- Mount, balance, change, or check condition or pressure of tires.
- Replace defective parts, using hand tools, arbor presses, flexible power presses, or power tools.
- Repair or replace other parts, such as headlights, horns, handlebar controls, gasoline or oil tanks, starters, or mufflers.
- Repair or adjust motorcycle subassemblies, such as forks, transmissions, brakes, or drive chains, according to specifications.
- 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.
- Disassemble subassembly units and examine condition, movement, or alignment of parts, visually or using gauges.
- 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.
- Diagnose electrical problems.
- Mount, balance, change, or check condition or pressure of tires.
- Replace defective parts, using hand tools, arbor presses, flexible power presses, or power tools.
- Repair or replace other parts, such as headlights, horns, handlebar controls, gasoline or oil tanks, starters, or mufflers.
- Repair or adjust motorcycle subassemblies, such as forks, transmissions, brakes, or drive chains, according to specifications.
- Dismantle engines and repair or replace defective parts, such as magnetos, carburetors, or generators.
- Repair, fabricate, and install steel or wood fittings, using blueprints, shop sketches, and instruction manuals.
- Examine car roofs for wear and damage, and repair defective sections, using roofing material, cement, nails, and waterproof paint.
- Repair window sash frames, attach weather stripping and channels to frames, and replace window glass, using hand tools.
- Repair car upholstery.
- Adjust repaired or replaced units as needed to ensure proper operation.
- Record conditions of cars, and repair and maintenance work performed or to be performed.
- Inspect components such as bearings, seals, gaskets, wheels, and coupler assemblies to determine if repairs are needed.
- Repair or replace defective or worn parts such as bearings, pistons, and gears, using hand tools, torque wrenches, power tools, and welding equipment.
- Inspect the interior and exterior of rail cars coming into rail yards to identify defects and to determine the extent of wear and damage.
- Remove locomotives, car mechanical units, or other components, using pneumatic hoists and jacks, pinch bars, hand tools, and cutting torches.
- Test units for operability before and after repairs.
- Perform scheduled maintenance, and clean units and components.
- Paint car exteriors, interiors, and fixtures.
- Repair and maintain electrical and electronic controls for propulsion and braking systems.
- Disassemble units such as water pumps, control valves, and compressors so that repairs can be made.
- Measure diameters of axle wheel seats, using micrometers, and mark dimensions on axles so that wheels can be bored to specified dimensions.
- Test electrical systems of cars by operating systems and using testing equipment such as ammeters.
- Replace defective wiring and insulation, and tighten electrical connections, using hand tools.
- Install and repair interior flooring, fixtures, walls, plumbing, steps, and platforms.
- Align car sides for installation of car ends and crossties, using width gauges, turnbuckles, and wrenches.
- Repair, fabricate, and install steel or wood fittings, using blueprints, shop sketches, and instruction manuals.
- Examine car roofs for wear and damage, and repair defective sections, using roofing material, cement, nails, and waterproof paint.
- Repair window sash frames, attach weather stripping and channels to frames, and replace window glass, using hand tools.
- Repair car upholstery.
- Adjust repaired or replaced units as needed to ensure proper operation.
- Install, repair, or replace safety glass and related materials, such as back glass heating elements, on vehicles or equipment.
- Replace or adjust motorized or manual window-raising mechanisms.
- 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.
- Allow all glass parts installed with urethane ample time to cure, taking temperature and humidity into account.
- 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.
- Install replacement glass in vehicles.
- Remove broken or damaged glass windshields or window glass from motor vehicles, using hand tools to remove screws from frames holding glass.
- Install rubber channeling strips around edges of glass or frames to weatherproof windows or to prevent rattling.
- Select appropriate tools, safety equipment, and parts, according to job requirements.
- Obtain windshields or windows for specific automobile makes and models from stock and examine them for defects prior to installation.
- Check for and remove moisture or contamination in damaged areas and keep areas dry until repairs are complete.
- Replace all moldings, clips, windshield wipers, or other parts that were removed prior to glass replacement or repair.
- Remove moldings, clips, windshield wipers, screws, bolts, and inside A-pillar moldings and lower headliners in preparation for installation or repair work.
- Cool or warm glass in the event of temperature extremes.
- Install new foam dams on pinchwelds, if required.
- Hold cut or uneven edges of glass against automated abrasive belts to shape or smooth edges.
- Cut flat safety glass according to specified patterns or perform precision pattern making and glass cutting to custom fit replacement windows.
- Install, repair, or replace safety glass and related materials, such as back glass heating elements, on vehicles or equipment.
- Replace or adjust motorized or manual window-raising mechanisms.
- 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.
- Allow all glass parts installed with urethane ample time to cure, taking temperature and humidity into account.
- 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.
- Install replacement glass in vehicles.
- Remove broken or damaged glass windshields or window glass from motor vehicles, using hand tools to remove screws from frames holding glass.
- Install rubber channeling strips around edges of glass or frames to weatherproof windows or to prevent rattling.
- Adjust carburetor mixtures, electrical point settings, or timing while motors are running in water-filled test tanks.
- Set starter locks and align and repair steering or throttle controls, using gauges, screwdrivers, or wrenches.
- Repair engine mechanical equipment, such as power tilts, bilge pumps, or power take-offs.
- Inspect and repair or adjust propellers or propeller shafts.
- Adjust generators and replace faulty wiring, using hand tools and soldering irons.
- Start motors and monitor performance for signs of malfunctioning, such as smoke, excessive vibration, or misfiring.
- Document inspection and test results and work performed or to be performed.
- Mount motors to boats, and operate boats at various speeds on waterways to conduct operational tests.
- Perform routine engine maintenance on motorboats, such as changing oil and filters.
- Replace parts, such as gears, magneto points, piston rings, or spark plugs, and reassemble engines.
- Idle motors and observe thermometers to determine the effectiveness of cooling systems.
- Disassemble and inspect motors to locate defective parts, using mechanic's hand tools and gauges.
- Repair or rework parts, using machine tools such as lathes, mills, drills, or grinders.
- Explain repair procedures to customers.
- Adjust carburetor mixtures, electrical point settings, or timing while motors are running in water-filled test tanks.
- Set starter locks and align and repair steering or throttle controls, using gauges, screwdrivers, or wrenches.
- Repair engine mechanical equipment, such as power tilts, bilge pumps, or power take-offs.
- Inspect and repair or adjust propellers or propeller shafts.
- Adjust generators and replace faulty wiring, using hand tools and soldering irons.
- Install and adjust brakes and brake pads.
- Install and adjust speed and gear mechanisms.
- Repair holes in tire tubes, using scrapers and patches.
- Help customers select bicycles that fit their body sizes and intended bicycle uses.
- Align wheels.
- 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.
- 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.
- Estimate costs of repairing bicycles and write service tickets.
- Make adjustments to bicycles to improve customer fit and riding position.
- Install and adjust brakes and brake pads.
- Install and adjust speed and gear mechanisms.
- Repair holes in tire tubes, using scrapers and patches.
- Repair leaks in valve seats or bellows of automotive heater thermostats, using soft solder, flux, and acetylene torches.
- Calibrate instrumentation, such as meters, gauges, and regulators, for pressure, temperature, flow, and level.
- 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.
- Turn valves to allow measured amounts of air or gas to pass through meters at specified flow rates.
- Vary air pressure flowing into regulators and turn handles to assess functioning of valves and pistons.
- Connect regulators to test stands, and turn screw adjustments until gauges indicate that inlet and outlet pressures meet specifications.
- Dismantle meters, and replace or adjust defective parts such as cases, shafts, gears, disks, and recording mechanisms, using soldering irons and hand tools.
- Make adjustments to meter components, such as setscrews or timing mechanisms, so that they conform to specifications.
- 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.
- 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.
- Install regulators and related equipment such as gas meters, odorization units, and gas pressure telemetering equipment.
- Cut seats to receive new orifices, tap inspection ports, and perform other repairs to salvage usable materials, using hand tools and machine tools.
- Report hazardous field situations and damaged or missing meters.
- 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.
- 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.
- 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.
- 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.
- Repair leaks in valve seats or bellows of automotive heater thermostats, using soft solder, flux, and acetylene torches.
- Calibrate instrumentation, such as meters, gauges, and regulators, for pressure, temperature, flow, and level.
- 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.
- Turn valves to allow measured amounts of air or gas to pass through meters at specified flow rates.
- Vary air pressure flowing into regulators and turn handles to assess functioning of valves and pistons.
- Connect regulators to test stands, and turn screw adjustments until gauges indicate that inlet and outlet pressures meet specifications.
- Dismantle meters, and replace or adjust defective parts such as cases, shafts, gears, disks, and recording mechanisms, using soldering irons and hand tools.
- Make adjustments to meter components, such as setscrews or timing mechanisms, so that they conform to specifications.
- Tune or overhaul engines.
- Reassemble machines and equipment following repair, testing operation and making adjustments, as necessary.
- Maintain, repair, and overhaul farm machinery and vehicles, such as tractors, harvesters, and irrigation systems.
- Examine and listen to equipment, read inspection reports, and confer with customers to locate and diagnose malfunctions.
- Record details of repairs made and parts used.
- Dismantle defective machines for repair, using hand tools.
- Clean and lubricate parts.
- Repair or replace defective parts, using hand tools, milling and woodworking machines, lathes, welding equipment, grinders, or saws.
- Test and replace electrical components and wiring, using test meters, soldering equipment, and hand tools.
- Drive trucks to haul tools and equipment for on-site repair of large machinery.
- Fabricate new metal parts, using drill presses, engine lathes, and other machine tools.
- Repair bent or torn sheet metal.
- Calculate bills according to record of repairs made, labor time, and parts used.
- Install and repair agricultural irrigation, plumbing, and sprinkler systems.
- Tune or overhaul engines.
- Reassemble machines and equipment following repair, testing operation and making adjustments, as necessary.
- Maintain, repair, and overhaul farm machinery and vehicles, such as tractors, harvesters, and irrigation systems.
- Disassemble malfunctioning equipment and remove, repair, or replace defective parts, such as motors, clutches, or transformers.
- Test or calibrate components or equipment, following manufacturers' manuals and troubleshooting techniques, using hand tools, power tools, or measuring devices.
- Perform preventive maintenance or service, such as cleaning, lubricating, or adjusting equipment.
- Inspect, test, or troubleshoot malfunctioning medical or related equipment, following manufacturers' specifications and using test and analysis instruments.
- Keep records of maintenance, repair, and required updates of equipment.
- 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.
- Install medical equipment.
- Test, evaluate, and classify excess or in-use medical equipment and determine serviceability, condition, and disposition, in accordance with regulations.
- 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.
- Study technical manuals or attend training sessions provided by equipment manufacturers to maintain current knowledge.
- Explain or demonstrate correct operation or preventive maintenance of medical equipment to personnel.
- Research catalogs or repair part lists to locate sources for repair parts, requisitioning parts and recording their receipt.
- 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.
- Compute power and space requirements for installing medical, dental, or related equipment and install units to manufacturers' specifications.
- Evaluate technical specifications to identify equipment or systems best suited for intended use and possible purchase, based on specifications, user needs, or technical requirements.
- Contribute expertise to develop medical maintenance standard operating procedures.
- 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.
- Supervise or advise subordinate personnel.
- Make computations relating to load requirements of wiring or equipment, using algebraic expressions and standard formulas.
- Disassemble malfunctioning equipment and remove, repair, or replace defective parts, such as motors, clutches, or transformers.
- Test or calibrate components or equipment, following manufacturers' manuals and troubleshooting techniques, using hand tools, power tools, or measuring devices.
- Perform preventive maintenance or service, such as cleaning, lubricating, or adjusting equipment.
- Adjust points, valves, carburetors, distributors, and spark plug gaps, using feeler gauges.
- Repair and maintain gasoline engines used to power equipment such as portable saws, lawn mowers, generators, and compressors.
- Record repairs made, time spent, and parts used.
- Test and inspect engines to determine malfunctions, to locate missing and broken parts, and to verify repairs, using diagnostic instruments.
- Dismantle engines, using hand tools, and examine parts for defects.
- Repair or replace defective parts such as magnetos, water pumps, gears, pistons, and carburetors, using hand tools.
- Perform routine maintenance such as cleaning and oiling parts, honing cylinders, and tuning ignition systems.
- Reassemble engines after repair or maintenance work is complete.
- Replace motors.
- Obtain problem descriptions from customers, and prepare cost estimates for repairs.
- Show customers how to maintain equipment.
- Remove engines from equipment, and position and bolt engines to repair stands.
- Sell parts and equipment.
- Grind, ream, rebore, and re-tap parts to obtain specified clearances, using grinders, lathes, taps, reamers, boring machines, and micrometers.
- Adjust points, valves, carburetors, distributors, and spark plug gaps, using feeler gauges.
- Repair and maintain gasoline engines used to power equipment such as portable saws, lawn mowers, generators, and compressors.
- Remove damaged exterior panels, and repair and replace structural frame members.
- Inspect recreational vehicles to diagnose problems and perform necessary adjustment, repair, or overhaul.
- 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.
- 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.
- Reset hardware, using chisels, mallets, and screwdrivers.
- Open and close doors, windows, or drawers to test their operation, trimming edges to fit, as necessary.
- 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.
- Remove damaged exterior panels, and repair and replace structural frame members.
- Inspect recreational vehicles to diagnose problems and perform necessary adjustment, repair, or overhaul.
- Adjust or align headlights, wheels, and brake systems.
- Replace damaged glass on vehicles.
- 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.
- 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.
- 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.
- Adjust or align headlights, wheels, and brake systems.
- Replace damaged glass on vehicles.
- Repair ships, bridge foundations, or other structures below the water line, using caulk, bolts, and hand tools.
- 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.
- 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.
- Cut and weld steel, using underwater welding equipment, jigs, and supports.
- 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.
- Repair ships, bridge foundations, or other structures below the water line, using caulk, bolts, and hand tools.
- Set, align, adjust, or synchronize aircraft armament or rigging or control system components to established tolerances or requirements, using sighting devices and hand tools.
- 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.
- Layout and mark reference points and locations for installation of parts or components, using jigs, templates, or measuring and marking instruments.
- Clean, oil, or coat system components, as necessary, before assembly or attachment.
- Assemble prefabricated parts to form subassemblies.
- Join structural assemblies, such as wings, tails, or fuselage.
- Position and align subassemblies in jigs or fixtures, using measuring instruments and following blueprint lines and index points.
- Assemble prototypes or integrated-technology demonstrators of new or emerging environmental technologies for aircraft.
- Manually install structural assemblies or signal crane operators to position assemblies for joining.
- Align, fit, assemble, connect, or install system components, using jigs, fixtures, measuring instruments, hand tools, or power tools.
- 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.
- Weld tubing and fittings or solder cable ends, using tack welders, induction brazing chambers, or other equipment.
- 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.
- Set, align, adjust, or synchronize aircraft armament or rigging or control system components to established tolerances or requirements, using sighting devices and hand tools.
