Miller Electric XR W, XR A manual Close pressure roll assembly. Close and latch door

6-4. Replacing Or Cleaning Gun Drive Roll Bearing

1

4	2
3

6-5. Replacing Or Cleaning Feeder Drive Roll Bearing

1

6 7 6

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Tools Needed:

3

4

Turn Off wire feeder and welding power source.

1Top Cover

2Pressure Roll Assembly

3Screw

4Pressure Roll

Remove as shown.

Use a wire brush to clean bearing. Reinstall with washers, and tighten screw.

Close pressure roll assembly. Reinstall top cover.

Tools Needed:

Ref. 151 599−F

Turn Off wire feeder and welding power source.

1Pressure Roll Assembly

2Retaining Ring

3Mounting Arm

4Hinge Pin

5Screw

6Shoulder Washer

7Drive Roll Bearing Remove as shown.

Use a wire brush to clean bearing. Reinstall, and tighten screw.

Close pressure roll assembly. Close and latch door.

151 778 / Ref. 151 781-B

OM-1581 Page 32