ROUTINE MAINTENANCE
WARNING
ELECTRIC SHOCK can kill.
•Disconnect input power by removing plug from receptacle before working inside
•Use only grounded receptacle.
•Do not touch electrically "hot" parts inside
•Have qualified personnel do the maintenance and troubleshooting work.
Requires NO Maintenance
•Drive Motor and Gearbox - Lifetime lubrication
•Fan Motor - Lifetime lubrication.
•Wire Reel Spindle - Do NOT lubricate shaft.
Before Each Use
•Check over machine and accessories for any obvious condition that may prevent safe performance or operation, repair or replace items as necessary to correct any abnormal condition.
After 5 minutes of welding or when spatter accumulates in nozzle
•Clean nozzle to avoid bridging between nozzle and contact tip which results in shorted nozzle, poor welds and overheated gun. Hint:
After each spool of wire feed
•Remove contact tip and clean inside diameter with short piece of wire
•Clean cable liner - when rough and erratic wirefeeding occur.
After feeding 50# of Flux Cored Wire or 300# of Solid Wire
Unplug machine or turn power switch to OFF - "O" position. Remove gun and cable from machine.
Remove gas nozzle and contact tip from gun
Lay cable out straight - blow out gently with compressed air - Bend cable back and forth - blow out again - Repeat until clean. CAUTION Excessive pressure at start may cause the dirt to form a plug.
Perodically As Required
•Blow dirt out of the welder with low pressure air to eliminate excessive dirt and dust buildup that could cause welder to run hot.
•Vacuum accumulated dirt from gearbox and wire feed section.
•Inspect the incoming guide tube and clean inside diameter if necessary. Replace when excessively worn.
•Replace Contact Tip - when hole is enlarged or elongated
Unplug machine or turn power switch to OFF - "O" position.
Unscrew nozzle by turning counterclockwise.
Unscrew contact tip by turning counterclockwise
Replace contact tip - use correct size - see stencil on tip - tighten snugly. Replace gas nozzle.
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