Overload Protection - Miller Electric 250 Owner's Manual

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A complete Parts List is available at www.MillerWelds.com

9-5. Overload Protection

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OM-217 455 Page 38
Tools Needed:
Component Panel
!
Stop engine.
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When a circuit breaker or fuse
opens, it usually indicates a
more serious problem exists.
Contact a Factory Authorized
3/8 in
Service Agent.
1 Fuse F1
F1 protects the weld excitation
winding from overload. If F3 opens,
weld output stops or is low.
2 Fuse F2
F2 protects the generator power
excitation winding from overload. If
F4 opens, generator power output
stops or is low.
3 Circuit Breaker CB7
CB7 protects the engine glow plug
circuit. If CB7 opens, the glow plug
will not heat. CB7 automatically re-
sets when the fault is corrected.
4 Supplementary Protector CB8
CB8 protects the engine battery cir-
cuit. If CB8 opens, the engine will
not crank. CB8 automatically re-
sets when the fault is corrected.
Replace any open fuses. Close
door and/or reinstall cover before
operating unit.
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804 253-A / Ref 804 250-A