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1
Mounting the Wheel Motor
Assemblies
Parts needed for this procedure:
1
RH wheel motor
1
LH wheel motor
4
Hydraulic fitting, 45 degrees
8
Bolt (1/2 x 2-1/4 inch)
8
Lockwasher (1/2 inch)
Procedure
1. Jack up the rear of the machine and support it with
jack stands.
2. Remove the 5 lug nuts securing each rear tire to the
wheel spindle hub (Figure 1). Remove the tires.
1. Rear tire
2. Wheel spindle hub
3. Remove the 4 flange bolts securing each wheel spindle
to each wheel housing (Figure 1). Remove the wheel
spindles. The wheel hub does not need to be removed
from the spindle.
4. Install two 45 degree hydraulic fittings into each wheel
motor assembly (Figure 2). Position the fittings so they
point straight to the rear.
Note: Make sure the O-rings are lubricated and in
position on all of the fittings before installation.
Figure 1
3. Wheel spindle
4. Wheel housing
Right hand side wheel motor shown
1. Wheel motor
2. 45 degree fittings
5. Identify the Left and Right hand wheel motors. The
wheel motor for the Right hand side of the machine
is identified with grooves in the outer surface of the
motor housing. For further verification, the left-hand
motor can be identified by a small yellow sticker or
paint mark on the motor housing.
6. Mount the respective wheel motor assembly to each
wheel housing with 4 bolts (1/2 x 2-1/4 inch) and lock
washers (1/2 inch) (Figure 3). Torque the bolts to
70-80 ft-lb.
1. Wheel motor
2. Wheel housing
3
Figure 2
3. Identification grooves
Figure 3
3. Wheel motor bolt
4. Lock washer
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