Miller Electric Big Blue 502P - Manual (Page 29)

OM-491 Page 25
Change Fuel
Filters. See
Section 7-6.
Check
Valve
Clearance.*
500 h
Repair Or
Replace
Damaged
Cables.
800 h
Clean/Set
Injectors.*
1000 h
Blow Out Or
Vacuum Inside.
During Heavy
Service,
Clean Monthly.
OR
Drain Sludge
From Fuel
Tank. See
Section 7-6.
FUEL
SLUDGE
Service Welding Generator
Brushes And Slip Rings. Service
More Often In Dirty Conditions.*