OM-485 Page 25
Stop engine.
If circuit breaker or fuse
continues to open, contact
Factory Authorized Service
Agent.
1
Circuit Breaker CB1
CB1 protects the 115 volt ac output
to Remote 14 receptacle RC1. If
CB1 opens, 115 volt ac output to
RC1 stops.
2
Circuit Breaker CB2
CB2 protects the 24 volt ac output
to Remote 14 receptacle RC1. If
CB2 opens, 24 volt ac output to
RC1 stops.
Press button to reset breaker.
3
Fuse F6 (See Parts List)
F6 protects the engine wiring sys-
tem from overload. If F6 opens,
engine will not crank.
4
Fuse F1 (See Parts List)
Remove side panel.
F1 protects the exciter excitation
winding from overload. If F1 opens,
weld and auxiliary power output
stops.
Replace any open fuses. Reinstall
cover before operating unit.
3/8 in
ST-801 533-C / Ref. ST-180 601-F
4
Tools Needed:
1
2
3
7-7.
Overload Protection
7-8.
Troubleshooting
A. Welding
Trouble
Remedy
No weld output.
Check control settings.
Check weld connections.
Disconnect equipment from auxiliary power receptacles during start-up.
Place Output (Contactor) switch in On position, or move switch to Remote 14 position and connect
remote contactor to Remote 14 receptacle RC1 (see Sections 4-6 and 5-1).
Check fuse F1, and replace if necessary (see Section 7-7).
Have Factory Authorized Service Agent check brushes, slip rings, and field current control board PC2.
