TM 5-3810-306-34
Section II. BRAKE MAINTENANCE
BRAKE ASSEMBLY
TOOLS: General mechanic's tool kit: automotive (5180-00-177-7033)
SUPPLIES:
Grease (Item 37, Appendix B)
Adjusting plunger seal (Item 267, Appendix B)
Anchor plunger seal (Item 268, Appendix B)
EQUIPMENT CONDITIONS: Outriggers fully extended and lowered.
(Refer to TM5-3810-306-10.)
Negative battery cable disconnected at shunt.
(Refer to TM 5-3810-306-20.)
Spring brake chambers removed.
(Refer to TM5-3810-306-20.)
Planetary wheel end removed. (Refer to page 8-50.)
b. Remove brake shoes (2).
REMOVAL:
DISASSEMBLY:
WARNING
1. DISASSEMBLE ADJUSTABLE PLUNGER (9).
Parts of the brake assembly may be
coated with asbestos dust; breathing
a. Bend tabs on instruction tag (4). Remove cap
this dust can harm you.
(5), spring (6) and guide (7) from plunger
housing.
- Use filter mask approved for use
against asbestos dust.
b. Pry plunger seal (8) loose and remove plunger
- Never use compressed air or dry
(9) along with plunger seal (8), adjusting bolt (10)
brush to clean these assemblies.
and adjusting actuator (11). Discard adjusting
- Use an industrial type vacuum
plunger seal (8).
cleaner with a high efficiency filter
system to remove dust.
c.
Remove adjusting actuator (11) and adjusting
- Use water and a soft bristle brush
bolt (10) from plunger (9).
or cloth to remove dirt or mud.
d. Unthread adjusting bolt (10) from adjusting
1. REMOVE BRAKE SHOES.
actuator (11).
WARNING
e. Remove plunger seal (8) from adjusting bolt
(10).
Do not use a screwdriver to remove
the return springs.
a. Using brake spring removal tool, remove four
springs (1) per shoe (2) from brake spider (3).
9-18
