Snow Blower Owner/Operator Manual

GB - 17
SPEED SELECTOR ADJUSTMENT
To adjust (Figure 18):
1. Disconnect adjustment pivot pin from speed
selector arm. Save hardware for reinstallation.
2. Place the speed selector on dash panel in the
fastest forward speed position.
3. Turn the speed selector arm straight down
towards the ground as far as it will go.
4. Thread the adjustment pivot pin along the shift
rod until it aligns with the mating hole on the
speed selector arm. Insert the pivot pin into hole.
5. Connect the pivot pin to the speed selector arm
with the hardware removed in step 1.
6. Check forward and reverse speeds:
a. Start unit.
b. Shift speed selector into the first forward
speed.
c. Engage the traction clutch. Unit should move
forward.
d. Stop unit.
e. Shift speed selector into first reverse speed.
f. Engage the traction clutch. Unit should move
backward.
g. Shut off unit.
7. Adjust pivot pin on the shift rod as necessary so
unit travels forward when speed selector is in first
forward position and travels backward when
speed selector is in first reverse position.
8. Connect the pivot pin to the speed selector arm
with the hardware removed in step 1.
NOTE: If first forward speed is too fast, disconnect
adjustment pivot pin from speed selector arm. Rotate
pivot pin to move it up the shift rod a maximum of two
turns and reconnect pivot pin to speed selector arm.
ATTACHMENT DRIVE BELT
REPLACEMENT
Remove Attachment Drive Belt
(Figures 19, 20 and 21)
1. Shut off engine, remove key, disconnect spark
plug wire and allow unit to cool completely.
2. Remove two screws securing belt cover to unit
and remove belt cover.
3. Remove spring pin from chute crank and
separate.
4. Remove belt finger by removing cap screws
mounting belt finger to engine (Figure 20 or
Figure 21).
5. 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.
6. Support Sno-Thro frame and housing.
Figure 17
OS7177
1.Spring
2.Nut
1
2
1
2
CAUTION: Always support Sno-Thro frame
and housing when loosening the cap screws
holding them together. Never loosen cap
screws while unit is in service position.
Figure 18
1. Shift Rod
2.Adjustment Pivot Pin
3. Speed Selector Arm
4. Hairpin
2
3
1
4
OS8060