Ariens Sno-Thro 924550 Owner's/Operator's Manual page 23

ATTACHMENT DRIVE BELT
REPLACEMENT
Remove old attachment drive belt:
1. Shut off engine and allow to cool
completely.
2. Remove belt cover (Figure 16).
3. Remove spring clip from chute crank to
remove chute crank.
4. Remove hardware holding chute strap to
engine mounting bracket and lift
discharge chute off housing.
5. Loosen cap screws and carefully rotate
belt fingers away from belt and sheave
(Figure 17).
IMPORTANT: Use care when rotating the belt
fingers. DO NOT bend belt fingers out of
shape.
6. Remove attachment drive belt from
engine sheave (it may be necessary to
turn engine sheave using recoil starter
handle).
CAUTION: Always support Sno-Thro
frame and blower housing when
loosening the cap screws holding
them together. Never loosen cap
screws while unit is in service
position.
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1
3
4
5
6
IMPORTANT: To avoid bending bottom cover
when tipping unit apart, support handlebars
firmly or tip unit up on housing and remove
bottom cover by removing four cap screws
before separating unit.
7. Support Sno-Thro frame and housing.
8. Remove cap screws securing housing to
frame (one on each side). Tip housing
and frame apart on pivot pins (Figure 16).
9. Remove attachment drive belt from
attachment pulley (hold brake away from
belt).
1. Pivot Pin
2. Housing Cap Screws
3. Belt Cover
7
8
9
OS0602
Figure 17
GB - 23
3
2
1
Figure 16
1. Traction Belt Idler
2. Cap Screw
3. Belt Finger
4. Traction Drive Belt
5. Attachment Belt Idler
6. Attachment Drive Belt
7. Engine Sheave
8. Attachment Pulley
9. Attachment Idler
Adjustment Nut
OS0792