EN - 30
2. If there is less than 1/16" (1.6 mm) gap
between brake pad and belts, loosen
idler adjustment nut and move idler
away from belt. Position idler to achieve
a 1/16" (1.6 mm) minimum brake pad
gap and a 1/2 – 7/8" (12.7 – 22.2 mm)
gap between the plastic roller and the
frame.
IMPORTANT:
If adjustments cannot be
brought into specified ranges see your Dealer
for repairs.
Check Belt Finger Clearance
1. With attachment clutch lever engaged,
the belt finger located opposite the belt
idler must be less than 1/8" (3 mm) from
belts, but not touching the belts
(Figure 32).
To adjust belt finger, loosen the bolts and
move the finger to the proper position.
Tighten the bolts and recheck the belt
finger clearance.
2. Replace the belt cover and tighten
hardware.
TRACTION DRIVE CLUTCH
ADJUSTMENT
If drive slips, adjust traction clutch to
compensate for friction disc wear.
1. Loosen jam nut on traction cable
adjustment barrel. Turn adjustment
barrel down to shorten cable and
remove all cable slack.
2. With traction clutch disengaged, check
that drive plate finger touches the side of
hole closest to auger housing
(Figure 35).
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. Loosen hardware securing belt cover to
unit.
NOTICE:
DO NOT completely remove the
hardware from unit.
3. Remove belt cover.
4. Remove chute gear cover.
5. Rotate discharge chute all the way to the
left (as viewed from the operator’s
position).
6. Remove hairpin from discharge chute
rod and separate.
7. Disconnect chute lock cable and chute
deflector cap cable.
8. Remove belt finger (Figure 32).
9. 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.
10. Support Sno-Thro frame and housing.
Figure 32
Check belt finger clearance here. With the
attachment clutch engaged, there should
be less than 1/8" (3 mm) clearance
between the belts and the belt finger. The
belt finger should not touch the belts.
1. Mounting Hardware
2. Belt Finger
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.
