Job Duties Custom List 49-9092.00 — Commercial Divers
- Descend into water with the aid of diver helpers, using scuba gear or diving suits.
Occupations with related tasks Save Table: XLSX CSV
- Make service calls to maintain and repair machines.
- Transport machines to installation sites.
- Fill machines with products, ingredients, money, and other supplies.
- Inspect machines and meters to determine causes of malfunctions and fix minor problems such as jammed bills or stuck products.
- Test machines to determine proper functioning.
- Replace malfunctioning parts, such as worn magnetic heads on automatic teller machine (ATM) card readers.
- Maintain records of machine maintenance and repair.
- Clean and oil machine parts.
- Order parts needed for machine repairs.
- Adjust and repair coin, vending, or amusement machines and meters and replace defective mechanical and electrical parts, using hand tools, soldering irons, and diagrams.
- Record transaction information on forms or logs, and notify designated personnel of discrepancies.
- Keep records of merchandise distributed and money collected.
- Collect coins and bills from machines, prepare invoices, and settle accounts with concessionaires.
- Adjust machine pressure gauges and thermostats.
- Disassemble and assemble machines, according to specifications and using hand and power tools.
- Contact other repair personnel or make arrangements for the removal of machines in cases where major repairs are required.
- Refer to manuals and wiring diagrams to gather information needed to repair machines.
- Install machines, making the necessary water and electrical connections in compliance with codes.
- Make service calls to maintain and repair machines.
- Transport machines to installation sites.
- Travel in trucks, helicopters, and airplanes to inspect lines for freedom from obstruction and adequacy of insulation.
- Drive vehicles equipped with tools and materials to job sites.
- Adhere to safety practices and procedures, such as checking equipment regularly and erecting barriers around work areas.
- 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.
- 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.
- Trim trees that could be hazardous to the functioning of cables or wires.
- 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.
- Cut and peel lead sheathing and insulation from defective or newly installed cables and conduits prior to splicing.
- Clean, tin, and splice corresponding conductors by twisting ends together or by joining ends with metal clamps and soldering connections.
- Travel in trucks, helicopters, and airplanes to inspect lines for freedom from obstruction and adequacy of insulation.
- Drive vehicles equipped with tools and materials to job sites.
- Make service calls to repair units in customers' homes, or return units to shops for major repairs.
- Install, service, and repair electronic equipment or instruments such as televisions, radios, and videocassette recorders.
- Calibrate and test equipment, and locate circuit and component faults, using hand and power tools and measuring and testing instruments such as resistance meters and oscilloscopes.
- Confer with customers to determine the nature of problems or to explain repairs.
- Position or mount speakers, and wire speakers to consoles.
- Instruct customers on the safe and proper use of equipment.
- Read and interpret electronic circuit diagrams, function block diagrams, specifications, engineering drawings, and service manuals.
- Tune or adjust equipment and instruments to obtain optimum visual or auditory reception, according to specifications, manuals, and drawings.
- Keep records of work orders and test and maintenance reports.
- Disassemble entertainment equipment and repair or replace loose, worn, or defective components and wiring, using hand tools and soldering irons.
- Compute cost estimates for labor and materials.
- Make service calls to repair units in customers' homes, or return units to shops for major repairs.
- Travel to customers' premises to install, maintain, or repair audio and visual electronic reception equipment or accessories.
- Set up service for customers, installing, connecting, testing, or adjusting equipment.
- Measure signal strength at utility poles, using electronic test equipment.
- Inspect or test lines or cables, recording and analyzing test results, to assess transmission characteristics and locate faults or malfunctions.
- Splice cables, using hand tools, epoxy, or mechanical equipment.
- Access specific areas to string lines, or install terminal boxes, auxiliary equipment, or appliances, using bucket trucks, climbing poles or ladders, or entering tunnels, trenches, or crawl spaces.
- Clean or maintain tools or test equipment.
- String cables between structures and lines from poles, towers, or trenches, and pull lines to proper tension.
- Pull up cable by hand from large reels mounted on trucks.
- Lay underground cable directly in trenches, or string it through conduits running through trenches.
- Pull cable through ducts by hand or with winches.
- Dig trenches for underground wires or cables.
- Explain cable service to subscribers after installation, and collect any installation fees due.
- Place insulation over conductors, or seal splices with moisture-proof covering.
- Compute impedance of wires from poles to houses to determine additional resistance needed for reducing signals to desired levels.
- Install equipment such as amplifiers or repeaters to maintain the strength of communications transmissions.
- Use a variety of construction equipment to complete installations, such as digger derricks, trenchers, or cable plows.
- Fill and tamp holes, using cement, earth, and tamping devices.
- Dig holes for power poles, using power augers or shovels, set poles in place with cranes, and hoist poles upright, using winches.
- Travel to customers' premises to install, maintain, or repair audio and visual electronic reception equipment or accessories.
- Travel to customers' stores or offices to service machines or to provide emergency repair service.
- Reassemble machines after making repairs or replacing parts.
- Converse with customers to determine details of equipment problems.
- Disassemble machines to examine parts, such as wires, gears, or bearings for wear or defects, using hand or power tools and measuring devices.
- Advise customers concerning equipment operation, maintenance, or programming.
- Align, adjust, or calibrate equipment according to specifications.
- Repair, adjust, or replace electrical or mechanical components or parts, using hand tools, power tools, or soldering or welding equipment.
- Maintain parts inventories and order any additional parts needed for repairs.
- Operate machines to test functioning of parts or mechanisms.
- Reinstall software programs or adjust settings on existing software to fix machine malfunctions.
- Clean, oil, or adjust mechanical parts to maintain machines' operating efficiency and to prevent breakdowns.
- Maintain records of equipment maintenance work or repairs.
- Test new systems to ensure that they are in working order.
- Complete repair bills, shop records, time cards, or expense reports.
- Install and configure new equipment, including operating software or peripheral equipment.
- Analyze equipment performance records to assess equipment functioning.
- Read specifications, such as blueprints, charts, or schematics, to determine machine settings or adjustments.
- Update existing equipment, performing tasks such as installing updated circuit boards or additional memory.
- Test components or circuits of faulty equipment to locate defects, using oscilloscopes, signal generators, ammeters, voltmeters, or special diagnostic software programs.
- Assemble machines according to specifications, using hand or power tools and measuring devices.
- Lay cable and hook up electrical connections between machines, power sources, and phone lines.
- Enter information into computers to copy programs from one electronic component to another or to draw, modify, or store schematics.
- Fill machines with toners, inks, or other duplicating fluids.
- Train new repairers.
- Calibrate testing instruments.
- Travel to customers' stores or offices to service machines or to provide emergency repair service.
- Respond to emergency calls for problems such as gas leaks.
- 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.
- 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.
- Measure, cut, and thread pipe, and connect it to feeder lines and equipment or appliances, using rules and hand tools.
- Assemble new or reconditioned appliances.
- Respond to emergency calls for problems such as gas leaks.
- Deliver pianos to purchasers or to locations of their use.
- 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.
- Align pads and keys on reed or wind instruments.
- Solder posts and parts to hold them in their proper places.
- Remove dents and burrs from metal instruments, using mallets and burnishing tools.
- Test tubes and pickups in electronic amplifier units, and solder parts and connections as necessary.
- 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.
- Remove drumheads by removing tension rods with drum keys and cutting tools.
- Solder or weld frames of mallet instruments and metal drum parts.
- Repair breaks in percussion instruments, such as drums and cymbals, using drill presses, power saws, glue, clamps, grinding wheels, or other hand tools.
- Assemble bars onto percussion instruments.
- Clean, sand, and paint parts of percussion instruments to maintain their condition.
- Replace xylophone bars and wheels.
- Deliver pianos to purchasers or to locations of their use.
- Estimate, order, pick up, deliver, and install materials and supplies needed to maintain equipment in good working condition.
- Test electrical circuits or components for continuity, using electrical test equipment.
- Comply with all applicable standards, policies, or procedures, such as safety procedures or the maintenance of a clean work area.
- 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.
- Discuss heating or cooling system malfunctions with users to isolate problems or to verify that repairs corrected malfunctions.
- Connect heating or air conditioning equipment to fuel, water, or refrigerant source to form complete circuit.
- Adjust system controls to settings recommended by manufacturer to balance system.
- Recommend, develop, or perform preventive or general maintenance procedures, such as cleaning, power-washing, or vacuuming equipment, oiling parts, or changing filters.
- Inspect and test systems to verify system compliance with plans and specifications or to detect and locate malfunctions.
- Repair or replace defective equipment, components, or wiring.
- 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, connect, or adjust thermostats, humidistats, or timers.
- Install auxiliary components to heating or cooling equipment, such as expansion or discharge valves, air ducts, pipes, blowers, dampers, flues, or stokers.
- Braze or solder parts to repair defective joints and leaks.
- Lay out and connect electrical wiring between controls and equipment, according to wiring diagrams, using electrician's hand tools.
- Perform mechanical overhauls and refrigerant reclaiming.
- Install expansion and control valves, using acetylene torches and wrenches.
- Measure, cut, thread, or bend pipe or tubing, using pipe fitter's tools.
- Mount compressor, condenser, and other components in specified locations on frames, using hand tools and acetylene welding equipment.
- Install dehumidifiers or related equipment for spaces that require cool, dry air to operate efficiently, such as computer rooms.
- Record and report time, materials, faults, deficiencies, or other unusual occurrences on work orders.
- Keep records of repairs and replacements made and causes of malfunctions.
- Cut or drill holes in floors, walls, or roof to install equipment, using power saws or drills.
- Schedule work with customers and initiate work orders, house requisitions, and orders from stock.
- Supervise and instruct assistants.
- Lay out reference points for installation of structural and functional components, using measuring instruments.
- Lift and align components into position, using hoist or block and tackle.
- Install or repair air purification systems, such as specialized filters or ultraviolet (UV) light purification systems.
- 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.
- Estimate, order, pick up, deliver, and install materials and supplies needed to maintain equipment in good working condition.
