Yale 524150797 Maintenance Manual page 72

Master Drive Unit
1. BRAKE
2. MOTOR
3. DRIVE UNIT
4. DRIVE TIRE
5. LUG NUTS
6. MDU UNIT
Figure 2. MDU Assembly
6. Identify and tag all wires and cables connected to
MDU for later installation.
7. Disconnect all wires and cables connected to
MDU and the harness clamps on the drive motor.
4
8. Tag and disconnect the wiring from the steering
tiller to the lift truck.
9. Support the steering tiller and remove the four
capscrews and washers securing the tiller to the
master drive unit. See Figure 3.
1. TILLER MOUNTING BOLTS
2. TILLER MOUNT
3. TILLER ASSEMBLY
Figure 3. Tiller Mounting
10. Remove the tiller from the lift truck.
11. Remove the traction motor and brake as a single
assembly.
a. Remove the four screws and lockwashers re-
taining the drive motor. See Figure 4.
b. Attach a sling and an over head hoist to the
drive motor.
c. Lift the drive motor and brake assembly from
the drive unit.
d. Remove the brake assembly from the traction
motor if necessary. Refer to the section
Brakes 1800YRM1505.
0630 YRM 1503