Miller Trailblazer 251 Руководство пользователя - Страница 29
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7-7. Overload Protection
7-8. Troubleshooting
A. Welding
Trouble
No weld output.
4
1
2
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.
Y Stop engine.
Tools Needed:
.
3/8 in
1
CB1 protects the 115 volt ac output
to Remote 14 receptacle RC1. If
CB1 opens, 115 volt ac output to
RC1 stops.
2
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
F6 protects the engine wiring sys-
tem from overload. If F6 opens,
engine will not crank.
4
Remove side panel.
F1 protects the exciter excitation
3
winding from overload. If F1 opens,
weld and auxiliary power output
stops.
Replace any open fuses. Reinstall
cover before operating unit.
Remedy
If circuit breaker or fuse
continues to open, contact
Factory Authorized Service
Agent.
Circuit Breaker CB1
Circuit Breaker CB2
Fuse F6 (See Parts List)
Fuse F1 (See Parts List)
ST-801 533-C / Ref. ST-180 601-F
OM-485 Page 25