Onan 6GO-F - Page 43

"'SERVICE DIAGNOSIS
POSSIBLE CAUSE
EXCESSIVE ARCING OF BRUSHES
Rough commutator or rings.
Dirty commutator or rings.
High mica.
Brush rig out of position.
Turn down.
Clean. See GENERATOR.
Undercut mica.
Line up marks on brush rig
and support.
ENGINE OVERHEATING
Low water iri radiator.
Overloaded.
lmproper lubrication.
Radiator obstructed.
Ignition timing late.
Refill radiator.
Remove part of load.
See Low Oil Pressure.
Clean radiator.
Adjust. See IGNITION TIMING.
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