Page: 4-30
WALKER MANUFACTURING COMPANY
July 2006
SERVICE INSTRUCTIONS
Pressing Blower Wheel Out of Housing
Blower Wheel Installation - Model MS, MC, MD, MT
1. To install the blower wheel, reverse the removal
procedures. The front bearing is mounted on the
blower wheel shaft, secured by a locking collar.
Drive the locking collar clockwise with a punch, and
tighten the set screw.
2. Press blower wheel and front bearing into the blow-
er housing. Use Loctite
Ā®
RC/680 retaining com-
pound on the outer bearing race and inside the
bearing housing.
3. Press the rear bearing into place, using Loctite
Ā®
on
both the outer bearing race and the housing.
4. Install the locking collar on the rear bearing and in-
stall the blower pulley to complete the blower as-
sembly. Torque the blower pulley set screws to
250 in-lb (28.3 N
ā
m).
GHS Blower Assembly Installation - Model MS, MC,
MD, MT
Reinstall the blower assembly into the mower using
the reverse procedures of GHS Blower Assembly
Removal.
Wheel Puller
Hooked to Lugs
on Bearing Housing
Blower Pulley
5/16-18 x 5/8 SQH
Set Screw
Face Plate
7/16-14 Hex Nut
7/16 Split Lock Washer
5/16-18 x 3/4 SQH
Set Screw
3/16 x 3/16 x 1 Key
1/4-20 x 3/8
Set Screw
Housing
1/4-20 x 3/8
Set Screw
Blower Wheel
Bearing (3/4)
Bearing (3/4)
Intake Tube
5/16-18 Whiz Locknut
Skid Bar
3/8-16 x 1 Hex Bolt
3/8-16 Keps Nut
5/16-18 x 3/4 Hex Bolt
7/16-14 x 1-1/4 Hex Bolt
GHS Blower Components - Model MC, MD, MT
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