GB - 31
FRICTION DISC REPLACEMENT
Remove Friction Disc
1. Shut off engine, remove key, disconnect
spark plug wire and allow unit to cool
completely.
2. Place the unit into the service position
on a level surface.
3. Remove lockpins from wheel axles and
remove wheels.
4. Remove bottom cover by removing six
hex bolts.
5. Disconnect pivot pin from the speed
selector arm. Save the hardware for
reinstallation.
6. Remove spring hairpin nearest drive
gear from hex shaft.
7. Remove left bearing flange from frame.
8. Slide hex shaft to the left to remove the
flat washer, pinion gear and friction disc
assembly from the hex shaft.
NOTE:
Be sure to save washers between
bearing and sliding fork for reassembly.
9. Remove friction disc assembly from
frame.
10. Remove three screws holding friction
disc to carrier bearing.
11. Remove old friction disc. Put the new
friction disc in place, cup side to carrier
bearing.
12. Reinstall three screws into new friction
disc and carrier bearing. Torque to
6.8 – 8.13 N•m.
13. Insert new friction disc assembly into
frame. Install washers onto carrier
bearing and slide into speed selector
arm.
14. Slide hex shaft through new friction plate
assembly. Install pinion gear and washer
onto hex shaft and slide shaft into right
bearing.
15. Install left bearing using hardware
removed in step 7.
16. Reinstall hairpin into hex shaft.
17. Connect pivot pin to speed selector arm.
18. Install bottom cover.
19. Reinstall wheels.
20. Return unit to upright position.
21. Connect spark plug wire to spark plug.
22. Adjust traction drive clutch. See
CAUTION:
Before tipping unit,
remove enough fuel so that no spills
occur.
Figure 35
1. Traction Drive
Clutch Cable
2. Adjustment
Barrel
3. Jam Nut
4. Adjustment
Pivot Pin
5. Speed Selector
Arm
6. Attachment
Clutch Arm
OS8275
1. Hex Shaft
2. Friction Disc
Assembly
3. Left Bearing
Flange
4. Speed Selector
Arm
5. Friction Disc
6. Right Bearing
Flange
7. Carrier Bearing
8. Hairpin
9. Pinion Gear
10. Drive Plate
Assembly
OS8280
Figure 36
