5-4. Replacing Or Cleaning Gun Drive Roll Bearing
1
4
3
2
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
5-5. Replacing Or Cleaning Feeder Drive Roll Bearing
1
6 7 6
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.
5
Tools Needed:
2
3
4
151 778 / Ref. 151
