TM 9-2320-280-34
This task covers:
a. Disassembly
c. Inspection
b. Cleaning
d. Assembly
INITIAL SETUP:
Tools
Manual References
General mechanic's tool kit:
TM 9-2320-280-20
automotive (Appendix G, Item 1)
TM 9-2320-280-24P
Materials/Parts
Equipment Condition
Caliper parts kit
Rear parking brake caliper removed
(Appendix E, Item 155)
(TM 9-2320-280-20).
Brake fluid, silicone (Appendix B, Item 9)
Maintenance Level
Hex wrench (Appendix C, Fig. 41) (optional)
Direct support
Open-end wrench (Appendix C, Fig. 42)
(optional)
Parking brake spring tool
a. Disassembly
NOTE
Refer to instructions for parking brake spring tool (Appendix C,
Fig. 44) (optional).
1.
Remove parking brake spring (10) from parking brake lever (9) and caliper housing (1).
2.
Remove screw (11) and parking brake lever (9) from actuator shaft (12).
3.
Remove piston cap (26) from piston (22).
4.
Remove piston retaining screw (24) from piston (22).
5.
Turn piston (22) counterclockwise and remove from caliper housing (1).
6.
Remove piston boot (25) and piston seal (21) from caliper housing (1).
7.
Remove thrust screw retaining ring (20) and thrust screw spring shield (27) from caliper
housing (1).
8.
Remove thrust screw spring (28) and thrust screw (29) from caliper housing (1).
9.
Remove three actuator shaft bearings (19), bearing plate (18), and actuator shaft assembly
parts (17), (16), and (15) from caliper housing (1).
10.
Remove actuator shaft seal (13) from caliper housing (1). Discard actuator shaft seal (13).
11.
Remove pin retaining plug assembly (5), antirotation pin spacer (6), and antirotation pin (7) from
caliper housing (1).
12.
Remove bleeder screw cap (3) and bleeder screw (2) from caliper housing (1).
13.
Remove O-rings (4) and (8) from retaining plug assembly (5) and antirotation pin (7). Remove
O-rings (23) and (14) from piston retaining screw (24) and actuator shaft (17). Discard O-rings (4),
(8), (23), and (14).
Change 2
