1. Tends charging board that charges cooling units of refrigerators, freezers, or air-conditioners with gas refrigerant, using one of following methods: Sets indicator on charging board to control volume and type of refrigerant for unit being charged, following work order specifications. 2. Determines pressure in refrigeration unit, using mercury gauge. …
1. Coordinates flow of natural gas throughout distribution system of public utility or pipeline to ensure volume and pressure of gas required for consumers demands: Monitors telemetering panelboard to determine gas pressure and volume, and records instrument readings in log. 2. Reviews correlating data, such as gas quality, pressure and …
1. Sets up and operates one or more gear hobbing machines to machine splines or gear teeth on metal blanks according to specifications, machining instructions, and knowledge of gear hobbing procedures: Reads machining instructions or blueprints to determine machine settings, fixtures and hobs to use, and gear specifications, such as …
1. Sets up and operates gear inspection equipment to measure curvature of gear tooth, distance between teeth, concentricity of gear, profile and surface dimensions, surface finish, and material hardness of production and prototype gears, utilizing knowledge of gear inspection techniques and procedures: Reads blueprints or specifications to determine dimensions and …
1. Fabricates and repairs equipment used in loading and unloading ships’ cargoes: Operates power sewing machine to patch and seam canvas hatch tents. 2. Inserts grommets into and attaches ropes to tent. 3. Cuts lumber into specified lengths and constructs cargo boards, using carpenter’s handtools and power tools. 4. Splices …
1. Tends one or more previously set up gear-cutting machines, such as gear shapers, hobbers, finishers, and generators, to machine spline or gear teeth on metal blanks: Positions and secures workpiece on arbor, or in chuck, fixture, or automatic feeding mechanism. 2. Starts machine and flow of coolant and observes …
1. Sets up machines to measure and weigh loaded cartridges: Turns setscrews and nuts to adjust and synchronize feeding, gauging, weighing, and ejection mechanisms, using handtools, and master cartridge and fixed gauges to verify settings. 2. Starts machine and inspects sample cartridges for conformance to weight and size specifications. 3. …
1. Tends machine that gauges and weighs cartridges and examines cartridges for defects: Scoops handful of cartridges from bin and arranges them with heads in one direction. 2. Rolls cartridges from hand to hand and examines them for such defects as dents, scratches, and missing or inverted primers. 3. Places …
1. Gauges and tests amount of oil in storage tanks, and regulates flow of oil and, other petroleum products into pipelines at wells, tank farms, refineries, and marine and rail terminals, following prescribed standards and regulations: Gauges quantity of oil in storage tanks before and after delivery, using calibrated steel …
1. Supervises and coordinates activities of GAUGERS controlling flow of oil into pipelines and gauging amount of oil stored in tanks or railroad cars. 2. May oversee loading and shipment of oil and preparation of loading reports and bills of lading. 3. Performs duties as described under SUPERVISOR Master Title.
1. Guards entrance gate of industrial plant and grounds, warehouse, or other property to control traffic to and from buildings and grounds: Opens gate to allow entrance or exit of employees, truckers, and authorized visitors. 2. Checks credentials or approved roster before admitting anyone. 3. Issues passes at own discretion …
1. Dips punty or blowpipe into tank furnace to gather gob of molten glass for further processing: Reads product specifications to determine size of gob of molten glass to be gathered. 2. Immerses head of punty or blowpipe into molten glass in furnace and turns punty or blowpipe to gather …
1. Operates machine to cut floor covering sheets into tile: Installs specified cutting die, and adjusts feed stroke, air pressure, and suction pick-up on machine, using handtools. 2. Starts machine and feeds floor covering sheets into machine. 3. Removes tiles from machine and transfers tiles to stock area, using handtruck.
1. Assists passengers and checks flight tickets at entrance gate or station when boarding or disembarking airplane of commercial airline: Examines passenger tickets to ensure that passengers have correct flight or seat, or directs passengers to correct boarding area, using passenger manifest, seating chart, and flight schedules. 2. Verifies names …
1. Assists GAS-REGULATOR REPAIRER in repair and installation of regulators, relief valves, and related equipment: Dismantles and cleans regulators preparatory to repair. 2. Performs regulator pressure-tests as directed. 3. Cuts, threads, and joins pipe sections and fittings to fabricate pipe assemblies to be installed in regulating stations by other workers. …
1. Tends machine that singes nap or loose fibers from thread: Creels machine with packages of thread. 2. Draws thread from creel, lays individual ends of thread between teeth of expansion combs, pulls thread over gas burner, and loops ends of thread around takeup spools. 3. Turns valve to start …
1. Tends equipment to transfer liquid gases from processing equipment to tank trucks and storage tanks: Connects hose and starts pumps until specified quantity of gas has been transferred, as indicated by gauge. 2. Ensures that specified type of gas is pumped, using portable gas analyzer. 3. Records type and …
1. Repairs acetylene gas welding equipment, using handtools and metalworking machines: Disassembles parts, such as worn hose, torch tips, torch valves, pressure gauges and regulators. 2. Examines parts and repairs usable ones, using hand files and metalworking machines, such as lathes, drill presses, and grinding wheels. 3. Replaces defective parts …
1. Assists GAS-METER INSTALLER to install residential-type gas meters and regulators in buildings: Carries handtools and meters to and from vehicle and work site. 2. Disconnects meters or regulators, using handtools. 3. Ignites gas appliances after meter installation. 4. Performs other duties as described under HELPER Master Title.
1. Assists GAS-PUMPING-STATION OPERATOR in maintenance of equipment in gasholder station: Carries handtools to and from work area. 2. Inspects equipment to detect malfunctions, such as overheating and noisy compressor. 3. Assists in repairing equipment, using handtools. 4. May paint equipment to prevent corrosion. 5. Performs other duties as described …
1. Controls operation of steam, gas, or electric-motor-driven compressor to maintain specified pressures on high and low pressure mains dispensing gas from gasholders: Observes pressure gauges to determine consumption rate variations and turns knobs or switches to regulate pressures. 2. Opens valves to allow gas to flow into and out …
1. Supervises and coordinates activities of workers engaged in providing adequate pressure on gas dispensed from gasholders. 2. Performs duties as described under SUPERVISOR Master Title.
1. Tests, repairs, and adjusts regulators, relief valves, and related equipment used to control gas pressure in city gas mains and service pipes, pipelines, in-plant gas systems, and petroleum refineries: Dismantles regulator and examines such parts as springs, valves, and diaphragm for wear or deterioration. 2. Cleans corrosion and tar …
1. Installs residential-type gas meters and regulators in buildings, using handtools: Turns valve to adjust gas burners on appliances, using screwdriver. 2. Inspects appliances to detect gas leaks, using portable testing device, and notifies customer of needed repair. 3. Shuts off gas supply to installed meters, following instructions. 4. Removes …
1. Reconditions, tests, and calibrates positive displacement gas meters, using handtools and test equipment: Dismantles gas meter case, diaphragm assembly, and connecting rods, using soldering iron and handtools. 2. Positions and solders diaphragm and diaphragm rings in dismantled meter case. 3. Inserts and solders flow-control valves in place, using soldering …
