OM-154 500 Page 12
Wire Drive/Gun Trouble Remedy Section
Electrode wire feeding stops during
welding.
Straighten gun cable and/or replace damaged parts. 4-4
Adjust drive roll pressure. 2-6
Readjust hub tension. 2-6
Replace contact tube if blocked. 4-4
Clean or replace wire inlet guide or liner if dirty or plugged. 4-3, 4-4
Replace drive roll or pressure bearing if worn or slipping. 4-3
Secure gun trigger plug in receptacle or repair leads, or replace trig-
ger switch.
2-4
Check and replace F1. 4-2
Check and clear any restrictions at drive assembly and liner. 4-3, 4-4
Have nearest Factory Authorized Service Station/Service Distribu-
tor check drive motor.
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SECTION 5 – ELECTRICAL DIAGRAMS
SB-163 084
Figure 5-1. Circuit Diagram For Welding Power Source
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