29
Maintenance Instructions
REPLACING/REPAIRING
8.
When the sprockets are aligned properly, tight-
en the set screw in the drive shaft sprocket.
9.
Reinstall and adjust the drive chain by reversing
the removal procedures. Refer to ADJUST-
MENTS of Drive Chain in this section.
10. Recheck the sprocket alignment with the chain
installed.
Check Sprocket Alignment with Chain Installed
11. Lubricate the drive chain. Refer to LUBRICA-
TION of Drive Chain in this section.
12. Reinstall the auger guard and chain guard by
reversing the removal procedures.
Auger Sprocket Replacement
1.
Remove the chain guard cover, both auger
guards, and the drive chain. Refer to REPLAC-
ING/REPAIRING of Drive Chain in this section.
2.
Place blocks under the ends of the auger to
support it when the bolts are removed from the
ends of the auger shaft.
3.
Remove the three (3) bolts that fasten the auger
shaft key plate to the drive chain side of the
snowblower housing.
4.
Remove the two (2) bolts that fasten the auger
shaft at each side of the snowblower housing.
5.
Remove the auger from the snowblower hous-
ing. There is a spacer washer on each end of
the auger shaft.
6.
Remove the six (6) bolts that fasten the sprock-
et to the auger and remove the sprocket.
7.
Install the new sprocket.
8.
Reinstall and tighten the sprocket bolts.
9.
Make sure the spacer washers are on the ends
of the auger shaft.
10. Place the auger back in the snowblower hous-
ing.
11. Reinstall the bolts in both ends of the snow-
blower housing and auger shaft, but do not
tighten.
12. Slide the auger shaft key plate into position on
the end of the auger shaft between the spacer
washer and the snowblower housing.
13. Rotate the auger shaft as necessary to align the
auger shaft key plate with the three (3) mount-
ing bolt holes.
14. Reinstall and tighten the three (3) mounting
bolts for the auger shaft key plate.
15. Make sure that both spacer washers are on
the auger shaft - not between the end of the
auger shaft and the snowblower housing.
16. Retighten the bolts on both sides of the snow-
blower housing and auger shaft.
17. Reinstall and adjust the drive chain by reversing
the removal procedures. Refer to ADJUST-
MENTS of Drive Chain in this section.
18. Check sprocket alignment after the drive chain
is installed. If the sprockets are not aligned:
a.
Loosen the set screw in the drive shaft
sprocket.
b.
Align the drive shaft sprocket with the au-
ger sprocket.
c.
Tighten the set screw in the drive shaft
sprocket.
Improper
Alignment
Proper
Alignment
Drive Shaft Sprocket
Auger Sprocket
