EN – 23
IMPELLER REPLACEMENT
Remove Impeller
NOTICE:
Save all hardware for reinstallation.
1.
Stop engine, remove key and wait for all moving parts
to stop and for hot parts to cool.
2.
Disconnect spark plug wire from engine.
3.
Separate auger housing from frame. See
Separate
Auger Housing From Frame
on page 10.
See Figure 31.
4.
Remove hardware securing attachment drive pulley
assembly to auger housing and remove assembly.
5.
Remove spacer bushing from impeller shaft.
6.
Loosen, but DO NOT remove hardware securing
bearing plate to housing.
7.
Remove hardware securing auger bushings to auger
housing.
See Figure 32.
8.
Remove hardware securing support bracket to auger
housing.
See Figure 33.
9.
Remove auger assembly from housing.
See Figure 39.
10. Remove two roll pins securing impeller to impeller
shaft and remove impeller. Use of penetrating oil or
heat may be necessary to remove impeller.
Install Impeller
1.
Install impeller onto impeller shaft.
2.
Align holes in impeller with holes in impeller shaft and
reinstall roll pins.
See Figure 36.
3.
Reinstall auger assembly into housing so impeller
shaft is seated in ball bearing at housing rear.
See Figure 32.
4.
Align holes in bushings on auger ends with holes in
auger housing and secure with six tapping screws.
Tighten hardware.
5.
Align holes in support brackets with holes in auger
housing. Secure brackets to housing with two round
head square neck bolts and two top locking flange
nuts.
See Figure 37.
6.
Tighten three hex nuts securing bearing plate to
housing.
7.
Apply anti-seize compound to impeller shaft end.
8.
Reinstall spacer bushing onto impeller shaft.
9.
Reinstall attachment pulley assembly onto impeller
shaft and secure with locking washer and hex bolt.
Torque to 8 – 16.5 N•m (5.8 – 12.2 lb-ft).
10. Reinstall attachment drive belts. See
Install
Attachment Drive Belts
on page 13.
11. Adjust attachment clutch / brake. Refer to Operator’s
Manual for adjustment procedure.
12. Reconnect spark plug wire.
IMPORTANT:
Check all adjustments after first use.