Ariens 921020 User Manual download pdf (Page 2)

Page 2 of 5

Date: January 15, 2010 No. C-2007

ATTACHMENT DRIVE BELT REPLACEMENT

NOTE: The instructions presented below assume a unit has been set up for sales display purposes. When

replacing belts on boxed units, start the replacement at step 4 in Remove Old Attachment Drive Belts after

removing the unit from its box and setting the handlebars in the operation position.

Remove Old Attachment Drive Belts

1. Shut off engine, remove key, disconnect spark plug wire and allow unit to cool completely.

2. Rotate discharge chute all the way to the left (as viewed from the operator’s position).

3. Remove spring pin from chute crank and separate crank from discharge chute gearbox.

4. Remove belt cover.

5. Remove belt finger (Figure 2).

6. Remove attachment drive belts from engine sheave (it may be necessary to turn engine sheave using

recoil starter handle).

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 six cap screws before separating unit.

7. Support Sno-Thro frame and housing.

8. Remove cap screws securing housing to frame (two on each side). Tip housing and frame apart on

pivot pin (Figure 1).

9. Remove attachment drive belts from attachment pulley (hold brake away from belt).

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.

Figure 1

1. Belt Cover

2. Chute Gear Cover

3. Discharge Chute Rod

4. Pivot Pin

5. Cap Screws

1 2 3 4 5

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Ariens 921020 User Manual Page 2