Toro Greensmaster 3250-D 04383 Service Manual page 195

Removal (Fig. 8)
1. Park machine on a level surface. Make sure engine
is off. Make sure brake is in the OFF position.
2. Block front and rear of wheels not being jacked up.
Lift front wheel off the ground using a jack, and place
blocks beneath the frame under the hydraulic wheel mo-
tor (20).
3. Remove lug nuts (1), tire (2) and rim (3), and bearing
plate (13). Loosen but do not remove lock nut (24) from
hydraulic wheel motor (20) shaft.
IMPORTANT: DO NOT hit wheel hub (6) with a ham-
mer during removal or installation. Hammering may
cause damage to the hydraulic wheel motor (20).
4. Use wheel hub puller (see Special Tools) to free
wheel hub (6) and brake drum (5) assembly from motor
shaft. Remove lock nut (24), wheel hub and brake drum
assembly, and key (32) from the hydraulic wheel motor
(20) shaft.
5. Remove return springs (11) from brake shoes (12).
Remove brake shoes from backing plate (8).
6. Remove retaining clip (10) and brake cam (9) from
the brake lever (23) and backing plate (8).
7. Remove four cap screws (26), lock nuts (29), and
backing plate (8) from the brake bracket (14).
8. Parts should be clean and free of rust. Inspect brake
shoe (12) and brake drum (5) contact surfaces for ex-
cessive wear. Replace any worn or damaged parts.
Greensmaster 3250--D
1
1. Return spring
2. Brake shoe
Installation (Fig. 8 and 9)
1. Secure backing plate (8) to the brake bracket (14)
with the four hex head screws (26) and lock nuts (29).
2. Position both brake shoes (12) on the backing plate
(8). Insert return springs (11) into the holes of both brake
shoes (12).
3. Install brake cam (9) into the backing plate (8) and
brake lever (23). Secure cam to the lever with the retain-
ing clip (10).
4. Make sure that wheel hub bore and wheel motor
shaft are thoroughly cleaned. Install key (32) to the hy-
draulic wheel motor (20) shaft. Slide hub over shaft and
key.
5. Secure wheel hub (6) to motor shaft with lock nut
(24). Torque nut from 250 to 400 ft- -lb (339 to 542
N- -m).
6. Install bearing plate (13) and rim (3) onto the wheel
hub (6). Secure rim with lug nuts (1) to the wheel hub (7)
drive studs. Tighten lug nuts evenly in a crossing pattern
to a torque from 70 to 90 ft- -lb (95 to 122 N- -m).
7. Check and adjust brakes (see Brake Adjustment).
Page 6 - - 11 Rev. I
2
3
4
Figure 9
3. Brake cam
4. Backing plate
Chassis (Rev D)