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OM-1581 Page 32
5-4. Replacing Or Cleaning Gun Drive Roll Bearing
Turn Off wire feeder and welding
power source.
1 Top Cover
2 Pressure Roll Assembly
3 Screw
4 Pressure Roll
Remove as shown.
Use a wire brush to clean bearing.
Reinstall with washers, and tighten
screw.
Close pressure roll assembly.
Reinstall top cover.
Ref. 151 599–C
1
2
3
4
Tools Needed:
5-5. Replacing Or Cleaning Feeder Drive Roll Bearing
Turn Off wire feeder and welding
power source.
1 Pressure Roll Assembly
2 Retaining Ring
3 Mounting Arm
4 Hinge Pin
5 Screw
6 Shoulder Washer
7 Drive 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
Tools Needed:
1
5
676
2
3
4