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Line 1: == Start up: == * ☐ Shielding gas: ~~turned~~open onmain valve (turn ~~main tank valve~~ counter-clockwise ~~to open~~)▼ * ☐ Material cleaned and tungsten prepped * Photo regulator tank volume (right), check output pressure (left) is set 7-12 ▲* ☐ Shielding gas turned on (turn main tank valve counter-clockwise to open) * ☐ Ground clamp: ~~secured~~secure to worktable or work▼ * ☐ Regulator tank pressure (right gauge) and regulator output pressure (left gauge) is above zero - notify instructor when low * Torch: check tungsten & hang securely on table * ☐ Machine plugged into 20A source, turned on (switch in back) * Pedal: set on floor * ☐ Fume exhaust turned on * Fume extractor: position over work & turn on ▲* ☐ Ground clamp secured to worktable or work * ☐ Proper attire,: ~~gloves,~~Adjust helmet, ~~adjusted~~wear gloves * Machine: turn on == Shut down: == * Machine: turn off * ☐ Hot work: put in a safe place ~~while~~to ~~cooling~~cool * ☐ Machine off * Torch: remove tungsten and sharpen * ☐ Shielding gas off (turn main valve clockwise to close, leave regulator as is)▼ * Torch: clean ceramic cup, reinstall tungsten * ☐ Clean work area * Pedal, torch, & ground clamp: coil neatly and hang * ☐ Fume exhaust off ▲* ☐ Shielding gas: ~~off (turn~~close main valve (turn clockwise ~~to close~~), leave regulator as is) * ☐ Sharpen tungsten for next person * Photo regulator tank volume (right) * ☐ Clean electrode holder, install tungsten, coil cables, stow foot pedal * Fume extractor: turn off * ☐ Return in 20 minutes for fire safety check▼ * Clean work area: clamps away, sweep tables and floor ▲* ☐ Return in 20 minutes for fire safety check

Welding Checklist: Difference between revisions

Welding Checklist (view source)

Revision as of 23:42, 30 October 2023