Parking Brake Assembly (cont). - TM-10-3930-638-24-P0314

TM 10-3930-638-24&P

2-42. PARKING BRAKE MAINTENANCE (cont)

b. Parking Broke Assembly (cont).

ITEM

ACTION

REMARKS

LOCATION

STEP

REMOVAL

Remove

Support brake drum (3)

Transmission

a. Six cap screws (1)

and lock washers

rear

(2)

Pull and remove

From brake flange (7)

b. Brake drum (3)

Remove

c. Nut (4), washer (5)

Use impact wrench. If impact wrench

is not available, use ret airier bar to

and seal (6)

prevent flange from turning while

loosening nut (4). Discard seal (6)

Pull and remove

From transmission output shaft

d. Brake flange (7)

e. Two return springs (8)

Remove

Support brake shoes (9)

f. Shoe and lining (9)

Pull and remove

From backing plate (13)

and actuating lever

(10)

NOTE

Remove cap screws (11), lock washers (12) and backing plate

(13) only if necessary for replacement.

g. Four cap screws (11)

Remove

Support backing plate (13)

and lock washers

(12)

h. Backing plate (13)

Remove

i. Four spacers (14)

CLEANING

Brake drum (3), shoe and

Clean

Use hand vacuum cleaner to remove dust

lining (9) and backing

plate (13)

WARNING

Dry cleaning solvent (P-D-680), used to clean parts is toxic and

flammable. Wear protective goggles and gloves and use only in a

well ventilated area. Avoid contact with skin, eyes, and clothes

and don't breathe vapors. Do not use near open flame or exces-

sive heat and don't smoke when using it. Failure to do so could

cause serious injury. If you become dizzy while using cleaning

solvent, get fresh air immediately, and get medical attention. If

contact with skin or clothes is made, flush with large amounts of

water. If contact with eyes is made, wash eyes with water immedi-

ately, and obtain medical aid immediately.

2-278 Change 1