SECTION 10
BRAKES AND REAR WHEEL ASSEMBLY
or turning before reassembly.
c. Repeat procedure until full torque is
obtained.
10-39. REASSEMBLY OF WHEEL BRAKES
(see figure 10-7).
d. Place unit in operation and recheck
torque after 8 hours of operation. If torque is
a. Install the wheel cylinder.
less than recommended value, retighten to
proper specification.
b. Replace the brake shoes and install the
10-43. WHEEL BEARING ADJUSTMENT.
hold-down pins, cups and springs.
a. Torque locknut to 150 ft.-lbs. (20.73 kg-m)
c. Install the bottom spring and adjusting
while rotating wheel hub. Back off locknut
screw assembly.
until wheel hub turns freely with no end play
(torque on locknut at this point should be less
d. Install the retraction springs.
than 20 ft.-lbs. (2.76 kg-m)). Retorque to 25
ft.-lbs. (3.46 kg-m) and turn to next position
10-40. REAR WHEEL HUB INSTALLATION.
where cotter pin can be installed.
a. Install the brake assembly with lock-
b. Install grease cap. Bleed the brakes.
washers and capscrews. Torque to 65 ft.-lbs.
(8.98 kg-m).
10-44. BLEEDING BRAKES WITH PRESSURE
BLEEDER.
b. Pack the inner bearing with grease and
install it.
a. Remove the master cylinder fill plug and
attach the pressure brake bleeder (see figure
c. Install a new grease seal in the brake
drum and hub. Install drum and hub.
d. Pack the outer bearing and install it.
Install the washer and locknut.
10-41. CENTERING BRAKE SHOE ASSEMBLY
a. Center brake assembly in the drum.
b. Loosen anchor pin nut.
c. Expand shoes by taking up on adjusting
screw until drum can barely be turned by
hand.
d. Tap backing plate near anchor pin to
center shoes in the drum.
e. Torque anchor pin nut to 175 ft.-lbs.
(24.19 kg-m).
f. Back off on adjusting screw until brake is
just free of drag (10-12 clicks).
FIGURE 10-8.
10-42. REAR WHEEL INSTALLATION.
b. Jack up the rear frame so that the rear
a. Place the wheel in position and tighten
wheel assemblies can be oscillated. This is
necessary to get to the bleed port on the
wheel lug bolts or nuts to 50% of the
backing plate.
recommended torque value, using an alternat-
ing sequence as shown in Section 8, figure
8-43. Recommended torque is 80 ft.-lbs. (11.06
c. Loosen the bleed screw and allow brake
kg-m).
fluid and air to escape. Continue until only
brake fluid is flowing from the bleed screw.
b. Repeat the sequence, and tighten to 75%
Tighten the bleed screw.
of the recommended torque value.
10-6.
