Traction Drive Clutch Adjustment; Attachment Drive Belt Replacement - Ariens Sno-Thro ST20E Owner's/Operator's Manual

TRACTION DRIVE CLUTCH
ADJUSTMENT
IMPORTANT: Operating the unit with the
traction drive clutch improperly adjusted will
damage the transmission. Make sure the
clutch is adjusted to the specifications listed
below.
To test traction clutch (Figure 20):
1. Without engine running, push unit
forward while slowly moving the traction
drive clutch lever toward the handlebar.
2. Measure distance between lever and
handlebar when the wheels begin to
brake. If distance is not 6-1/8 in. - 6-3/4
in. (15,5 cm - 17,1 cm), adjust the
traction clutch.
Traction Clutch Lever
Figure 20
To adjust traction clutch (Figure 20):
1. Loosen jam nut on traction clutch cable
adjustment barrel.
Turn adjustment barrel up the cable to
decrease the distance between clutch
lever and handlebar.
Turn the adjustment barrel down the
cable to increase the distance between
clutch lever and handlebar.
2. Check traction clutch lever distance and
repeat adjustment steps if necessary.
3. Tighten jam nut on traction cable
adjustment barrel.
6-1/8 in. - 6-3/4 in.
(15,5 cm - 17,1 cm)
OS0458
1. Traction Clutch Cable
2. Jam Nut
3. Adjustment Barrel
ATTACHMENT DRIVE BELT
REPLACEMENT
Remove Attachment Drive Belt
(Figures (figure 22). and (figure 23).)
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 (Figure 22).
4. Remove belt fingers by removing cap
screws mounting belt fingers to engine
(Figure 23)
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.
IMPORTANT: To avoid bending bottom cover,
remove the cover before separating the
blower housing from the unit.
5. Support Sno-Thro frame and housing.
GB - 24
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3
Figure 21
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