Toro Groundmaster Series Service Manual page 268

Disassembling the Parking Brakes (continued)
Assembling the Parking Brakes
Chassis: Service and Repairs
B. Use a wheel hub puller for a 114 mm (4.5 inch) bolt circle and remove
the wheel hub and woodruff key.
C. Remove the 4 fasteners securing the brake assembly to the brake
adapter.
5. Remove the brake shoe springs, hold down cups, hold down springs, and
hold down pins to remove the brake shoes.
Refer to Figure 112 for this procedure.
1. Clean all the parts. Use a wire brush to remove rust and unwanted material
from the brake parts before installation.
2. Visually examine the brake shoes and contact surfaces of the brake drum for
excessive wear. Replace the parts that are worn and damaged.
3. Lightly lubricate the brake shoe pivot points with high-temperature grease.
4. Install the brake shoes, hold downs, and springs.
5. If the brake plate was removed:
A. Install the brake plate assembly with the previously removed fasteners.
Before installing the wheel hub, clean the tapers of the wheel
hub and wheel motor shaft. Ensure that the tapers are free of
grease, oil, rust, and dirt. Do not use anti-seize lubricant, when
you install the wheel hub.
Do not use the locknut previously removed to attach the wheel
hub to the wheel motor.
B. Clean the tapers of the wheel hub and wheel motor shaft and install the
woodruff key and wheel hub.
C. Install a new wheel hub nut. Use a torque multiplier and tighten the nut
from 475 to 540 N·m (350 to 400 ft-lb).
6. Install the brake drum.
7. Connect the brake cable to the brake actuator lever with the previously
removed fasteners and install the brake return spring.
8. Check and adjust the brakes as necessary before returning the machine to
service; refer to the traction unit Operators Manual.
9. Install the front wheel; refer to
7–5).
IMPORTANT
Removing and Installing the Wheels (page
Page 7–8 Groundsmaster ® 3200, 3300 and 3310
19240SL Rev A