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Coolant System
Check coolant level
Inspect for leaks
Change coolant as per manufacturer's recommendations
Cable and Connectors
Inspect power cable for damage
Check all connectors for proper fit and condition
Clean and tighten all connections
Welding Gun
Check contact tip condition
Inspect gas diffuser
Clean welding gun liner
Filters and Fans
Inspect inlet air filters
Clean or replace air filters
Check fan operation
General Inspection
Check for loose connections or components
Inspect machine housing for damage
Clean exterior of machine