OM-174 470 Page 9
Wire Drive/Gun Trouble
Remedy
Section
Electrode wire feeding stops during
welding.
Straighten gun cable and/or replace damaged parts.
4-3
Adjust drive roll pressure.
2-6
Readjust hub tension.
2-6
Replace contact tip if blocked.
4-3
Clean or replace wire inlet guide or liner if dirty or plugged.
4-2, 4-3
Replace drive roll or pressure bearing if worn or slipping.
4-2
Secure gun trigger leads or repair leads, or replace trigger switch.
2-5
Check and replace F1.
4-1B
Check and clear any restrictions at drive assembly and liner.
4-2, 4-3
Have nearest Factory Authorized Service Station/Service Distribu-
tor check drive motor.
– –
SECTION 5 – ELECTRICAL DIAGRAM
SB-162 261-A
Figure 5-1. Circuit Diagram For Welding Power Source
