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TROUBLESHOOTING & REPAIR | ||
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GEAR BOX AND DRIVE MOTOR REMOVAL AND REPLACEMENT
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TO REMOVE THE DRIVE MOTOR
FROM THE GEAR BOX:
10.Using the slot head screwdriver, remove the gear box inspection cover nearest to the drive motor.
11.Using the 5/16 in. wrench, remove the motor mounting screw located inside the gear box.
12.Using the slot head screwdriver, remove the two screws mounting the “top” of the motor to the gear box.
13.Carefully remove the motor from the gear box assembly. Note motor lead placement for reassembly.
TO REMOVE THE WIRE DRIVE ASSEMBLY FROM THE GEAR BOX:
14.Using the 3/16 in. Allen wrench, loosen the two Allen type screws at the bottom of the wire drive unit.
15.Remove lead #67 from the conductor block.
16.Carefully slide and remove the wire drive assembly from the gear box assembly.
REPLACEMENT PROCEDURES
1.Carefully slide the wire drive assembly and gear box together.
2.Tighten the two Allen type screws at the bottom of the wire drive unit using the 3/16 in. Allen wrench.
3.Attach lead #67 to the conductor block.
4.Carefully slide the drive motor into the gear box assembly. Be sure to position the motor leads so that they can be properly connected.
5.Install the slot head screws that mount the “top” of the drive motor to the gear box.
6.Install the mounting screw located inside the gearbox using the 5/16 in. wrench.
7.Install the gear box inspection cover and secure it with slot head screws.
8.Properly place insulation in the bottom of the wire feeder case.
9.Place the entire gear box, drive motor and wire drive assembly into the wire feeder case, aligning the holes in the plastic base insulator with the mounting holes in the case.
10.Mount the gear box and drive motor assembly to the wire feeder case using the four mounting bolts, lock washers ad flat washers.
11.Connect the gas hose to the brass gun connector block.
12.Connect drive motor leads #550 and #551 to their quick disconnects.
13.Thread plug J4 and associated leads through the vertical baffle and attach it to the control board. Install cable ties as necessary.
14.Install the wire feeder cover using the 3/8 in. nut driver.
