Ariens Power Brush 28 Manual page 19

SPEED SELECTOR
ADJUSTMENT
To adjust (Figure 14):
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.
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.
OS8060
1. Shift Rod
2. Adjustment Pivot Pin
3. Speed Selector Arm
4. Hairpin
ATTACHMENT DRIVE BELT
REPLACEMENT
Remove Attachment Drive Belt
(Figures 15 and 16)
1. Shut off engine, disconnect spark plug
wire and allow unit to cool completely.
2. Remove the hardware attaching the
remote trigger cable to the brush
assembly.
3. Remove two screws securing belt cover
to unit and remove belt cover.
4. Remove belt finger by removing cap
screws mounting belt finger to engine
(Figure 16).
5. Remove attachment drive belt from
engine sheave (it may be necessary to
turn engine sheave using recoil starter
handle).
CAUTION: Always support Sno-
Brush frame and brush assembly
when loosening the cap screws
holding them together.
IMPORTANT: To avoid bending bottom cover,
when tipping unit apart, support handlebars
firmly and remove bottom cover by removing
four cap screws before separating unit.
GB - 19
3
4
1
2
Figure 14