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 TM 10-3930-638-24&P
2-43. SERVICE BRAKE MAINTENANCE (cont)
a. Service Brake Assembly (cont).
ACTION
REMARKS
ITEM
LOCATION
STEP
REPAIR
Drill and press rivets (10), if used,
Remove
a. Six rivets
F r o n t axle
12
from plate (11), oil slinger (11. 1),
(10) or six
backing plate,
and axle housing. If cap screws
cap screws
right side
(10.1), washers (10.2), and nuts
(10.1), wash-
(10.3) are used, remove these parts.
ers (10.2),
Support plate (11) and oil slinger
and nuts
(11.1).
(10.3)
P u l l from axle housing
Remove
b. Backing plate
assembly (11)
and oil slinger
(11.1)
Position
C l a m p backing plate to axle
New backing
c.
h o u s i n g with C clmps so
plate assembly
rivet holes are in alignment
(11) and oil
slinger (11.1)
NOTE
Be sure wheel cylinder mounting holes in backing plate are at top
of axle housing.
d. Six capscrews Install
(10.1), wash-
ers (10.2),
and nuts
(10.3)
INSTALLATION/REPLACEMENT
a. Wheel cylinder Position
O n backing plate (11)
13
F r o n t axle
backing
(9)
U n t i l wheel cylinder is
b . Two lock wash- Install and
plate, right
securely mounted
side
e r s (8) and
tighten
cap screws
(7)
I n s t a l l and
c . Fitting and
U n t i l securely mounted to
b r a k e tube
tighten
wheel cylinder
Position and Insert push rod end of shoe in
a. Two shoe and
14
F r o n t axle,
install
wheel cylinder, and position
lining
right side
assemblies
s h o e against backing plate
adjustment cam and bottom
(6)
pawl
Position
I n s e r t through hole in backing
b . Two anti-
rattle rods
p l a t e and brake shoe
(4)
2-286
Change 4
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