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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)