TM 9-2320-272-24-4
5-50. CENTER SUPPORT MAINTENANCE
THIS TASK COVERS:
a. Removal
d. Assembly
e. Installation
b. Disassembly
c. Cleaning and Inspection
INITIAL SETUP:
APPLICABLE MODELS
MATERIALS/PARTS
Seal ring (Appendix D, Item 641)
All
Bushing (Appendix D, Item 27)
SPECIAL TOOLS
Eight self-locking retainers (Appendix D, Item 647)
Filter screen (Appendix D, Item 126)
Bushing installer (Appendix E, Item 24)
Two piston inner seal rings (Appendix D, Item 258)
Retainer ring depth tool (Appendix E, Item 114)
Two piston outer seal rings (Appendix D, Item 509)
Center support lifter (Appendix E, Item 27)
Checkball (Appendix D, Item 37)
Compressor bar and screw (Appendix E,
Two step-joint seal rings (Appendix D, Item 638)
Item 29)
Chamfered washer (Appendix D, Item 35)
Compressor base (Appendix E, Item 30)
Anchor bolt (Appendix D, Item 5)
Snapring gauge (Appendix E, Item 124)
Oil-soluble grease (Appendix C, Item 53)
TOOLS
REFERENCES (TM)
General mechanic's tool kit (Appendix E,
Item 1)
TM 9-2320-272-24P
Spring tester (Appendix E, Item 131)
EQUIPMENT CONDITION
Depth gauge (Appendix E, Item 81)
Third clutch removed (para. 5-49).
Torque wrench (Appendix D, Item 144)
Arbor press
SPECIAL ENVIRONMENTAL CONDITIONS
Hoist
Work area clean and free from blowing dirt and
dust.
1.
Remove center support anchor bolt (3) or (4) and washer (5) or (2) from transmission
housing (1). Discard anchor bolt (3) or (4) and washer (5) or (2).
NOTE
If old style hex-head bolt and washer were present, center support
must be rethreaded. Refer to task c.
2.
Remove snapring (6) from transmission housing (1).
3.
Attach center support lifter to center support (7) and remove center support (7) from transmission
housing (1).
NOTE
Record location of any shims present.
5-340
