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TITLE(s): WELDER SETTER, ELECTRON-BEAM MACHINE (welding) Sets up electron-beam welding machine to join together metal components through emission of electrons in vacuum chamber onto workpiece, according to welding charts and specifications: Turns knobs to set voltage and welding speed according to specifications. Turns knobs to set focus of electron beam, beam current, vacuum level and deflection, according to welding charts of parameter settings and equipment setup experience. Turns controls to start air-pumping and water-cooling systems. Positions metal components into present fixture. Pushes cycle button to automatically start power supply and to weld component. Inspects welded component for defects according to knowledge of metal characteristics and electron-beam welding equipment. Cleans gun cartridge, using cleaning solution, and replaces damaged filament, using handtools. Replaces worn seal in vacuum chamber, using wrench. GOE: 06.01.02 STRENGTH: L GED: R4 M3 L3 SVP: 6 DLU: 77 ONET CROSSWALK: 91702 Welding Machine Setters and Set-Up Operators | |||||||||||||||||||||||||||||||||||
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