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b. Turn the adjuster body up the cable to
decrease the distance between the clutch
lever and handlebar.
c. Turn the adjuster body down the cable to
increase the distance between the clutch
lever and handlebar.
5. Check the traction clutch lever distance and
repeat adjustment steps if necessary.
6. Tighten the jam nut on the traction cable adjustor
body.
7. With the clutch disengaged, check that there is
more than 1/32 in. (0.8 mm) clearance between
friction disc and drive plate assembly (Figure 42).
IMPORTANT: If traction clutch cannot be adjusted
within specified range, see your Dealer for repairs.
ATTACHMENT DRIVE BELT
REPLACEMENT
Remove old attachment drive belts:
1. Shut off engine, remove key, disconnect spark
plug wire and allow unit to cool completely.
2. Remove belt cover and chute gear cover
(921002, 003, 004) (Figure 43).
3. Rotate discharge chute all the way to the left (as
viewed from the operator’s position).
4. 921002, 003, 004: Remove hair pin under the
control panel connecting the discharge chute rod
from the chute rotation lever and slide the
discharge chute rod forward.
921001: Remove spring pin from chute crank and
separate.
IMPORTANT: Disconnect chute lock cable and
deflector cable, if equipped (921002, 003, 004).
5. Remove belt finger (Figure 39).
6. Remove attachment drive belt 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 hex bolts securing housing to frame (two
on each side). Tip housing and frame apart on
pivot pin (Figure 43).
9. Remove attachment drive belts from attachment
pulley (hold brake away from belt).
Install new attachment drive belts:
1. Place new attachment belts onto attachment
pulley.
NOTE: Holding down the attachment clutch lever will
make it easier to reconnect the housing and frame.
Figure 41
OS7208
1.Traction Clutch Cable
2.Adjuster Body
3.Jam Nut
2
3
1
Figure 42
OS7144
>1/32 in.
(.8 mm)
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 43
OS7216
921001
921002, 003, 004