Parking Brake Assembly (cont). - TM-10-3930-638-24-P0317

TM 10-3930-638-24&P

2-42. PARKING BRAKE MAINTENANCE (cont)

b. Parking Brake Assembly (cont).

ITEM

REMARKS

ACTION

STEP

LOCATION

REPAIR (cont)

NOTE

Make certain lining is firmly clamped to brake shoe,

(cont)

locating C-clamps as close to rivet holes as possible.

Use rivet set, starting on center rivets

e. Rivet heads

Form

and moving outwards toward sides and

ends of lining

INSTALLATION/REPLACEMENT

Posit ion

On backing plate (13)

Transmission

a. Four spacers (14)

Position

On transmission

b. Backing plate (13)

rear

Tighten to 81-97 pounds foot torque

c. Four lock washers (12) Install and

tighten

and cap screws (11)

Position

On backing plate pawl

d. Actuating lever (10)

Position

On backing plate pawls

e. Shoe and lining (9)

f. Two return springs (8) Install

On brake shoes; top spring in inner

holes on shoes; bottom spring in

center holes on shoes.

Push on

Transmission output shaft

g. Brake flange (7)

NOTE

Use impact wrench to tighten nut (4). If impact wrench is not

available, temporarily install two bolts in brake flange (7), and

insert retainer bar between bolts to prevent flange from turning

while tightening nut (4).

h. New seal (6), washer (5) Install and tighten Tighten nut to 600-700 pounds foot

and nut (4)

torque

i. Brake drum (3)

Position

On brake flange (7)

j. Six lock washers (2)

Install and tighten Tighten to 41-49 pounds foot torque

and cap screws (1)

k. Parking brake linkage

Reconnect and

Para 2-42a

adjust

Change 1

2-281