4 - 3 5 .
W h e e l
B r a k e s
a n d
H a n d
L e v e r
a n d
B r a c k e t
A s s e m b l y .
Jack generator set as described in p a r a g r a p h 4 - 3 3 .
Proceed as follows:
a. Removal, Remove components of wheel brakes
and-hand lever and bracket assembly as illustrated
in f i g u r e s 4 - 1 0 , 4 - 1 1 a n d 4 - 1 2 observing the
following:
(1) As necessary, remove components of wheel
brakes as illustrated in f i g u r e s 4 - 1 0 a n d 4 - 1 2 .
NOTE
Pry spring clip ( 1 5 , f i g . 4 - 1 2 ) off stud
plate (29) before attempting to remove
brake adjustment bolt (22).
(2) As necessary, remove components of hand
lever and bracket assembly as illustrated in f i g u r e
4 - 1 1 .
b. Cleaning and Inspection.
(1) Clean parts, except brake shoes, with
cleaning solvent, Federal Specification P-D-680, and
dry thoroughly.
Clean shoes with clean lint-free
cloth.
(2) Inspect for cracks, breaks, and other
damage,
(3) Inspect linings for wear, if brake lining
thickness is 1/16 of an inch or less, brake s“hoes shall
be replaced.
(4) Replace defective parts.
c.
Lubrication.
(1) Apply thin film of grease, conforming to
Military Specification MIL-G- 10924 to stud plate ( 2 9 ,
f i g . 4 - 1 2 ) brake shoe contact areas.
(2) Apply film of lubricating oil, conforming to
Military Specification MIL-L- 15016 to threads of
brake adjustment bolts (22) and side slots in wedge
(20).
d.
Installation.
Install components of wheel
brfies and hand lever and bracket assembly as illus-
trated in f i g u r e s 4 - 1 0 , 4 - 1 1 a n d 4 - 1 2 observing the
following:
(1) When installing spring clip ( 1 5 , f i g . 4 - 1 2 ) ,
use hollow punch to tap spring clip onto plate stud
(29).
(2) Ensure brake shoes (17) and (18) and drums
(14) are free of grease prior to installation.
(3) Install assembled wheel and drum assembly
as illustrated in f i g u r e s 4 - 1 0 a n d 4 - 1 2 .
(4) As necessary, install components of hand
lever and bracket assembly as illustrated in f i g u r e
4 - 1 1 .
(5) Adjust wheel bearings, refer to
p a r a g r a p h
4 - 3 4 .
(6) Adjust wheel brakes, refer to
p a r a g r a p h
e . below.
e. Adjustment. Adjust wheel brakes as follows:
(1) Jack generator set as specified in
p a r a -
g r a p h 4 - 3 3 .
(2) Remove dust covers ( 2 3 , f i g . 4 - 1 2 ) from
stud plate (29). Adjust each wheel brake using a
brake adjusting tool.
NOTE
Each brake shoe (17) and (18) must be
adjusted individually.
(3) Rotate brake adjustment bolt (22) counter-
clockwise until shoe is snug against drum (14).
Back-off adjustment bolt six ratchet clicks, clock-
wise. This will provide approximately 0.010 of an
inch running clearance between shoe and drum.
(4) Apply and release brakes. Rotate wheels
to ensure they turn freely.
(5). Lower generator set and remove jack.
4 - 3 6 .
W h e e l
A l i g n m e n t .
See f i g u r e 4 - 1 0 and check the alignment of the front
wheels to the rear wheels proceeding as follows:
a. Place the trailer on a hard, flat, and level
sur~ace, with the front wheels placed in the straight-
ahead position.
b. Use a straightedge position across the sides
of tiie front and rear wheels to check that the front
wheels align with the rear wheels except for a small
amount of toe-in.
(Refer to p a r a g r a p h 4 - 3 7 . )
c. If the front and rear wheels are not aligned,
refiove the cotter pin ( 2 7 , f i g . 4 - 1 0 ) and nut (28)
that secure each tie rod end (29) to the spindles and
knuckles (30). Disengage the tie rod end ball studs
(29) and tie rods (25).
d. Using the straightedge, align the front and
rea~ wheels so that they are in line on each side of
the vehicle, except for a slight toe-in of the front
wheels.
e. Loosen the nuts (26) that lock the tie rod ends
(29Tto the tie rods (25).
Turn the tie rod ends in or
out on the tie rods (25) until the tie rod ends (29) are
aligned with the holes in the spindles and knuckles
(30).
4 - 2 8
