Snow Blower Owner/Operator Manual
GB - 18
7. Remove hex bolts securing housing to frame (two 
on each side). Tip housing and frame apart on 
pivot pin.
8. Remove attachment drive belt from lower pulley 
(hold brake away from belt).
Replace Attachment Drive Belt
1. Place new belt onto lower pulley.
NOTE: Holding down the attachment clutch lever will 
make it easier to reconnect the housing and frame.
2. Tip housing and frame back together and secure 
with hex bolts.
3. Place belt onto engine sheave.
4. Replace belt finger.
IMPORTANT: BELT FINGER MUST BE between 1/16 
to 1/8 in. (1.6 – 3 mm) from belt with attachment clutch 
engaged or belt grabbing may occur causing impeller 
to rotate while attachment clutch is disengaged 
(Figure 21).
5. Adjust clutch per Attachment Clutch/Brake 
Adjustment on page 19.
6. Replace chute crank and secure with spring pin. 
7. Replace belt cover.
TRACTION DRIVE BELT REPLACEMENT
NOTE: Housing and frame must be tipped apart and 
attachment drive belt removed from engine sheave in 
order to change traction drive belt (Figures 19, 20, 21 
and 24)
1. Remove attachment drive belt (See Remove 
Attachment Drive Belt on page 17).
WARNING: AVOID INJURY. Auger must stop 
within 5 seconds when attachment lever is 
released or serious injury or unit damage may 
result.
Figure 19
OS8062
1
2
3
4
1.Pinion and Gear
2. Belt Cover
3.Spring Pin
4.Chute Crank
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 20
OS8065
1
2
3
4
5
6
7
8
1. Attachment Drive Belt
2. Engine Sheave
3. Traction Drive Belt
4. Traction Belt Idler
5.Attachment Pulley
6.Attachment Idler Nut
7.Attachment Belt Idler
8.Belt Finger
Figure 21
1.Belt Finger
2. Belt
1
2
OS8067
1/16 – 1/8 in. 
(1.6 – 3 mm)










