Intermediate Frame Snowthrowers
Belt Adjustment
Auger Drive Belt
If your snowthrower will not discharge snow, check the
control cable adjustment. If it is correct, then check the
condition of the auger drive belt. If it is damaged or
loose,replace it (see Belt Replacement in this section of
the manual).
B
1.
2.
Disconnect spark plug wire.
Loosen screw (B, Figure 9) from belt cover (A).
Remove belt cover (A).
B
A
3.
Loosen nut (D, Figure 10) on auger idler pulley (B)
and move auger idler pulley towards belt about 1/8
inch (3mm).
Figure 9. Belt Cover
A. Belt Cover
B. Screws
4.
5.
Tighten nut (D).
Engage auger drive clutch. Check tension on belt
(opposite idler pulley). Belt should deflect about 1/2
inch (12.5 mm) with moderate pressure see Figure
A
B
11).
You may have to move the idler pulley more
than once to obtain the correct tension.
E
6.
7.
Reinstall belt cover (A, Figure 9) securing with
screws (B).
D
1/2”
Deflection
(12.5mm)
Whenever belts are adjusted or replaced, the auger
drive or traction drive controls will need to be
adjusted. (see Auger Drive or Traction Drive
Adjustment in this section of the manual).
8.
9.
Attach the spark plug wire.
C
Auger must stop within 5 seconds.
Figure 10. Auger Belt Deflection
A. Engine Drive Pulley
Traction Drive Belt
B. Idler Pulley (Engaged Position)
C. Auger Drive Pulley
D. Nut
The traction drive belt has constant spring pressure and
does not require an adjustment. If the traction drive belt
is slipping,replace the belt. See Belt Replacement.
E. Auger Belt
Note: After adjustments are complete, make sure the
drive disengages when released.
09/2007
15
TP 300-4681-01-IW-SN
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