Lincoln Electric 11937 Service Manual page 43

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REMOVAL AND REPLACEMENT PROCEDURE (continued)
TRANSFORMER AND CHOKE
5. Label and remove the leads connected to the
capacitor.
6. Unplug the thermostat leads.
7. Remove the four thread forming screws on the
case bottom. See Figure F.9.
8. Remove transformer and choke assembly.
9. When re-installing the transformer and choke
assembly, torque the four thread forming
screws to 32 - 38 inch/lbs.
TROUBLESHOOTING AND REPAIR
TRANSFORMER & CHOKE ASSEMBLY
FIGURE F.9 – THREAD FORMING SCREWS
CONTROL
THREAD FORMING SCREWS
WIRE FEEDER WELDER (180 MODEL)
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