Ariens Sno-Thro 921012 - Manual (Page 30)

GB - 30
d. Stop unit.
e. Shift speed selector into first
reverse speed.
f. Engage the traction clutch. Unit
should move backward.
g. Shut off unit.
8. 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.
9. Connect the pivot pin to the speed
selector arm with the hardware removed
in step 1.
ATTACHMENT CLUTCH/BRAKE
ADJUSTMENT
(Figures 35 and 36)
Remove Attachment Cable Slack
1. Remove the belt cover.
2. Loosen jam nut on cable adjustment
barrel, and then turn the adjustment
barrel up or down to lengthen or shorten
cable and remove all cable slack
(Figure 35).
3. With the attachment clutch disengaged,
check that the attachment idler arm
lightly touches the frame (Figure 36).
4. Tighten jam nut on the adjustment
barrel.
Check Attachment Idler Arm Roller
Clearance
1. Place the unit into the service position.
Remove the bottom cover.
2. With the clutch lever engaged, check the
clearance between the frame and plastic
roller on the lower end of the attachment
idler arm (Figure 37).
• If roller is 1/2 –7/8 in. (12.7 – 22.2 mm)
from frame, go to Adjust the
Attachment Clutch Cable Spring
Extension on page 31.
IMPORTANT: IMPROPER
ADJUSTMENT could result in
unexpected movement of auger and
impeller causing death or serious
injury. Auger/Impeller must stop
within 5 seconds when Attachment
Clutch/Impeller Brake lever is
released.
Figure 34
1. Shift Rod
2. Adjustment Pivot Pin
3. Speed Selector Lever
4. Hairpin
2
3
1 4
OS7186
Figure 35
1. Adjustment Barrel
2. Jam Nut
2
OS7182
1
OS7184
Figure 36
OS7194
With the attachment clutch disengaged,
check the attachment idler arm position
here. The attachment idler arm should
lightly touch the frame.