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Page Title:
Figure 6-1. Table of Troubleshooting Procedures (Sheet 3 of 5) |
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 TM 55-4920-424-13&P
Trouble
Probable Cause
Remedy
3.
Brakes do not
b.
Brake linings
1.
Adjust linkage if minor wear.
hold against
worn.
Straighten rod and linkage if
load. (Cont)
slightly bent. Replace any por-
tion of the linkage assemblies if
excessively worn or damaged
beyond repair.
2.
If worn beyond adjustment, re-
place shoe and lining assem-
blies. Refer to paragraph 7-14
for brake shoe and lining
replacement procedures.
c.
Grease seals
Remove wheels and replace seals.
leaking grease
on linings or on
Clean lining.
brake drum.
Replace shoe and lining assembly if
saturated.
4.
Brakes will
a.
Worn or damaged
Replace worn or damaged parts.
not release.
parts in brake
handle assembly
or linkage.
b.
Brake shoe return
Replace shoe return spring.
spring broken.
5.
Shimmy or
a.
Low tire air
Check tires for proper air pressure
side sway
pressure.
(40 to 45 psig).
while towing.
b.
Wheels not
Align wheels, using standard align-
aligned.
ment procedures.
WARNING
Deflate tire before separating
wheel rims. Inflated tire
pressure will separate the
rims with extreme force.
Figure 6-1. Table of Troubleshooting Procedures (Sheet 3 of 5)
6-3
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