TM 9-2320-272-24-1
THIS TASK COVERS:
b. Installation
a. Removal
APPLICABLE MODELS
REFERENCES (TM)
TM 9-2320-272-10
All
TM 9-2320-272-24P
TOOLS
EQUIPMENT CONDITION
General mechanic's tool kit (Appendix E, Item 1)
Parking brake set (TM 9-2320-272-10).
MATERIALS/PARTS
Air reservoirs drained (TM 9-2320-272-10).
Five locknuts (Appendix D, Item 299)
GENERAL SAFETY INSTRUCTIONS
Eight lockwashers (Appendix D, Item 354)
Do not disconnect air lines before draining air
Tiedown strap (Appendix D, Item 694)
Antiseize tape (Appendix C, Item 72)
reservoirs.
Do not disconnect air lines before draining air reservoirs. Small
parts under pressure may shoot out with high velocity, causing
injury to personnel.
NOTE
Tag air lines for installation.
1.
Remove locknut (4), screw (3), and clamp (5) from front step brace (1). Discard locknut (4)
2.
Remove and discard tiedown strap (2).
3.
Remove eight screws (6), lockwashers (24), and access box cover (22) from step box access (17).
Discard lockwashers (24).
4.
Disconnect air lines (14), (15), and (16) from doublecheck valve No. 4 (18).
5.
Disconnect air lines (9), (13), and (14) from doublecheck valve No. 3 (21).
6.
Disconnect air lines (10), (12), and (13) from quick-release valve (7).
7.
Remove locknut (19), washer (20), screw (23), and doublecheck valve No. 4 (18) from access box
cover (22). Discard locknut (19).
8.
Remove locknut (19), washer (20), screw (23), and doublecheck valve No. 3 (21) from access box
cover (22). Discard locknut (19).
9.
Remove two locknuts (19), screws (23), and quick-release valve (7) from access box cover (22).
Discard locknuts (19).
NOTE
Position valves in soft-jawed vise to remove fittings.
10.
Remove two fittings (8) and fitting (5) from doublecheck valve No. 4 (18).
11.
Remove two fittings (8) and fitting (11) from doublecheck valve No. 3 (21).
12.
Remove three fittings (8) from quick-release valve (7).
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