TM 9-2320-260-20
I
THIS TASK COVERS:
c. Installation
a. Removal
b. Cleaning and Inspection
INITIAL SETUP
APPLICA8LE MODELS
EQUIPMENT CONDITION
All
Parking brake set (TM 9-2320-260-10).
q Front axle raised and supported (para. 9-2).
MATERIAIS/PARTS
q Front hub and drum removed (para. 9-4).
Two brake line seals
GENERAL SAFETY INSTRUCTIONS
Ten lockwashers
Seal
q Do not use compressed air or dry brush for
GAA grease (Appendix C, Item 16)
cleaning in areas where asbestos brake lining
Sealant (Appendix C, Item 27)
dust may accumulate.
Drycleaning solvent (Appendix C, Item 29)
q Use brake spring pliers to remove or replace
Rags (Appendix C, Item 22)
brakeshoe springs.
Cap and plug set (Appendix C, Item 9)
q Keep fire extinguisher nearby when using
drycleaning solvent.
REFERENCES (TM]
LO 9-2320-260-12
TM 9-2320-260-10
TM 9-2320-260-20P
CAUTION
Cap or plug openings immediately after disconnecting lines and
hoses to prevent contamination. Failure to do so may result in
brake system damage.
NOTE
Have a drainage container positioned to catch brake fluid.
1. Remove screw (8), brake line seals (5) and (7), and brake line (6) from wheel cylinder (2). Discard
brake line seals (5) and (7).
WARNING
Brakeshoe springs are under tension. Use brake spring pliers to
remove brakeshoe springs. Other tools may fail to hold spring,
which may cause injury to personnel.
2.
Remove spring (1) from brakeshoes (11).
3.
Remove ten nuts (13), lockwashers (14), and reinforcement plate (12) from backing plate (10).
Discard lockwashers (14).
4.
Remove backing plate (10) from spindle (3).
5.
Remove spindle (3) from steering knuckle (9) and splined rod (4).
CAUTION
Care must be used when removing axles to prevent damage to
or displacement of oil seal retaining assembly,
6. Remove axle (21) from steering knuckle (9).
7. Remove bearing (15) and washer (16) from splined rod (4).
8. Remove retainer (20), washer (18), and seal (19) from splined rod (17). Discard seal (19).
7-18
