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TROUBLESHOOTING AND REPAIR |
GEAR BOX REMOVAL AND DRIVE MOTOR
REMOVAL AND REPLACEMENT PROCEDURE (continued)
FIGURE F.4 – GEAR BOX AND DRIVE MOTOR REMOVAL AND REPLACEMENT
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THUMB
SCREW
CONDUIT 
ELECTRODE
CABLE
WATER
HOSE
GUNWATER
BUSHING HOSES
PROCEDURE
1.Remove input power to wire feed unit.
2.Using the 3/8 in. nutdriver, remove the case cover.
3.Locate and remove plug J84 from the feedhead - control board, located under control box cover Refer to figure F.4.
4.Thread plug J84 and associated leads through the vertical baffle. Cut any necessary cable ties.
5.Locate and disconnect the motor leads (#551 and #550) at the quick connects. Cut any necessary cable ties.
6.Using the Phillips head screwdriver, remove the #67 lead from the conductor block.
Control Box Cover
7.Using the needlenose pliers, disconnect the gas hose from the brass gun connector block.
8.Using the 7/16 in. socket wrench, remove the four mounting bolts, lock washers, and flat washers from the plastic base insulator.
9.Carefully slide and remove the entire gear box, drive motor, and wire drive assembly from the wire feeder case. Note insulation placement for reassembly.
