Ariens 920021 Snow Blower User Manual


 
EN - 36
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
5 – 6 lbf-ft. (6.8 – 8.1 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 disc
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 spring clip pin into hex shaft.
17. Connect adjustment pivot pin to speed
selector arm. See Speed Selector
Adjustment on page 30.
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 Traction
Drive Clutch Adjustment on page 33.
Figure 43
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. Spring Clip Pin
9. Pinion Gear
10. Drive Plate Assembly
1
2
3
4
6
7
5
8
9
10
920013, 014, 021
Figure 44
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. Spring Clip Pin
9. Pinion Gear
10. Drive Plate Assembly
1
2
3
4
6
7
5
8
9
10
920020