Quantcast Rebuild of brake shoes.

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Carefully straighten if bent.
backing plate (B-2).
Clean and check paint. Repaint if chipped or cracked,
or
bare
metal
is
found.
Inspect
needle
bearing
(B-6)
for serviceability. Refer to TM 37-265 for care and
maintenance
of
Inspect
oil
seal
(B-7)
for
pliability
of
packing
and
general
condition.
Replace
damaged
or
worn
parts.
(4) Rebuild of brake shoes.
Remove
16
tubular
rivets
(A-2)
(a) R e m o v e
lining.
from
each
lining
and
strip
lining
from
shoe.
(b)
Remove
anchor
pin
bushing. If excessive wear has
been found between shoe and anchor pin, drive out
bushing
(A-7).
(c) Remove camshaft follower roller. R e m o v e
setscrew
(A-6) securing roller pin (A-4) in shoe. Drive out
roller pin and remove camshaft follower roller (A-5).
(d) Install camshaft follower roller. P o s i t i o n
camshaft
follower
roller
(A-5)
in
opening
in
shoe.
Aline
holes in shoe and roller and install roller pin (A-4).
Secure roller pin in shoe with 1/4 x 3/8 hex socket
setscrew
(A-6).
(e) Install anchor pin bushing. Using
an
arbor
press,
press
bushing
(A-7)
into
shoe.
Burnish
bushing
to 1.373-1.374 inside diameter.
(f)
Install
lining.
1. Install new lining (A-1) on both brake shoes of one
brake
mechanism
at
same
time.
If
brake
drums
have been machined, shims of thickness of metal
removed
should
be
installed
under
linings.
2. Aline the end rivet holes in brake shoe (A-3) and
lining and clamp lining in place with suitable clamp.
Install the end No. 8 x 3/8 tubular rivets (A-2)
in
lining.
Remove
clamp
and
install
15
remain-
ing
tubular
rivets.
3.
After
relining
brake
shoes,
check
contact
of
lining
with shoe. An 0.010-inch feeler gage should not
enter between shoe and lining at any point. Brake
lining should be ground concentric with drum cen-
ter with suitable grinder after installation on axle.
(5) Brake
camshaft
needle
bearing.
(a)
Removal. Needle
(B-6)
are
removed
with
a puller (fig. 60). Tongs of puller must be installed
with claws out, so they can be inserted into bore of
bearing and expanded under inner end of bearing.
TAGO 1321B
135



 


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