TM 9-2320-280-20-2
7-3. PARKING BRAKE CALlPER AND ROTOR MAINTENANCE
This task covers:
a. Removal
c. Installation
b. Inspection
INITIAL SETUP:
Tools
Personnel Required
General mechanic’s tool kit:
One mechanic
automotive (Appendix B, Item 1)
One assistant
Materials/Parts
Manual References
Four lockwashers (Appendix G, Item 109)
TM-9-2320-280-10
Two lockwashers (Appendix G, Item 127)
TM 9-2320-280-24P
Two cotter pins (Appendix G, Item 17)
Four lip seals (Appendix G, Item 215)
Equipment Condition
Two locknuts (Appendix G, Item 58)
Wheels chocked and parking brake released
Sealing compound (Appendix C, Item 45)
(TM 9-2320-280-10)
Grease (Appendix C, Item 22)
N O T E
The following procedure applies to vehicles with serial numbers
USBL Eff. 1 through 44824.
a. Removal
1.
2.
3.
4.
5.
6.
7.
7-4
Remove four capscrews (15) and lockwashers (14) from rear propeller shaft (16) and parking brake
rotor (13). Disconnect rear propeller shaft (16) and remove rotor ( 13). Discard lockwashers (14).
Remove cotter pin (17) from slotted nut (19), and loosen slotted nut (19). Discard cotter pin (17).
Remove cotter pin (24), washer (23), spring (21), clevis pin (3), and clevis (22) from cam (20). Remove
spring (21) from pin post (18). Discard cotter pin (24).
Remove two locknuts (11), washers (6), capscrews (5), washers (6), and clamp (4) from parking brake
cable (7) and plate and guide pin assembly (8). Discard locknuts (11).
Remove two capscrews (1) and lockwashers (2) from plate and guide pin assembly (8) and caliper
mounting bracket (9). Discard lockwashers (2).
Slide plate and guide pin assembly (8) towards front of vehicle until pins (10) come out of
bracket (9).
Remove plate and guide pin assembly (8) and caliper assembly (12).
