6-9. Replacing Hub Assembly
1
2
Turn Off wire feeder and welding power source. Remove gun top cover and open pressure roll assembly as shown in Section
Retract wire onto spool and remove spool. Take hub apart as shown.
1Metal Brake Washer
2Flat Washer
3Brake Washer
4Hub
5Keyed Washer
6Spring
7Cap Screw
8Retaining Ring
Replace broken or worn parts and slide parts onto shaft as shown.
Adjust hub tension (see Section
Close gun pressure roll assembly and reinstall gun cover.
3
5
6
4
2
Tools Needed: | 7 8 |
| 7/16 in |
151