TM-9-2320-272-24-3

TRUCK, 5-TON, 6X6, M939, M939A1, AND M939A2 SERIES TRUCKS (DIESEL)

TECHNICAL MANUAL; UNIT, DIRECT SUPPORT, AND GENERAL SUPPORT MAINTENANCE MANUAL; VOLUME 3 OF 4

JUNE 1998

TM-9-2320-272-24-3 - Page 330 of 799

TM 9-2320-272-24-3

4-111. PARKING AND SERVICE BRAKESHOE REPAIR

THIS TASK COVERS:

a. Parking Brakeshoe Disassembly

d. Service Brakeshoe Assembly

b. Service Brakeshoe Disassembly

e. Parking Brakeshoe Assembly

c. Inspection

INITIAL SETUP:

APPLICABLE MODELS

REFERENCES (TM)

All

TM 9-2320-272-24P

TOOLS

TM 9-4919-443-12

General mechanic’s tool kit (Appendix E, Item 1)

EQUIPMENT CONDITION

Brake reliner (Appendix E, Item 19)

• Parking brakeshoes removed (para. 3-176).

MATERIALS PARTS

• Service brakeshoes removed (para. 3-180).

Sixteen rivets (parking brake) (Appendix D,

Item 544)

Thirty-two rivets (service brake) (Appendix D,

Item 544)

Two brakeshoe linings (parking brake)

(Appendix D, Item 16)

Two brakeshoe linings (service brake)

(Appendix D, Item 16)

CAUTION

• All parking brakeshoe linings must be replaced as matched sets.

Failure to do so may result in damage to equipment.

• Service brakeshoe linings must be maintained in sets of four. Do

not intermix brake linings from different kits. Damage to

equipment may result.

a. Parking Brakeshoe Disassembly

1.

Using brake reliner, remove twelve rivets (1) from each brakeshoe (3). Refer to TM 9-4919-443-12

for instructions on using brake reliner. Discard rivets (1).

2.

Remove brake linings (2) from brakeshoes (3). Discard brake linings (2).

b. Service Brakeshoe Disassembly

1.

Using brake reliner, remove twenty rivets (4) from each brakeshoe (6). Refer to TM 9-4919-443-12

for instructions on using brake reliner. Discard rivets (4).

2.

Remove brake linings (5) from brakeshoes (6). Discard brake linings (5).

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