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TROUBLESHOOTING AND REPAIR |
MAIN POWER RESISTOR (R1) REPLACEMENT (continued)
FIGURE F.10 – MAIN POWER RESISTOR REPLACEMENT.
FOR UNITS
EQUIPPED WITH
AN OPTIONAL METER KIT
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METER CABLE STRAP
POWER RESISTOR
RESISTOR MOUNTING BOLT
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INSULATING
SPACERS
POWER
RESISTOR
REPAIR PROCEDURE
1.Remove the cover from the control box by removing the four 5/16 in. screws from the top and side of the wire feeder.
2.Remove the first hex nut and washer from the end of the resistor mounting bolt. See Figure F.10.
3.If the wire feeder is equipped with a meter kit, remove the meter cable strap from the resistor mounting bolt.
4.Remove the second washer, hex nut, and third washer from the resistor mounting bolt.
5.Remove the two insulating spacers and the power resistor from the mounting bolt. It may be necessary to push the mounting bolt back through the case of the control box to allow clearance to remove the resistor.
6.Unsolder the two wires from the resistor. Remove the resistor from the wire feeder.
