TM 9-2320-272-24-4
5-46. TRANSMISSION OIL PUMP AND FRONT SUPPORT MAINTENANCE
THIS TASK COVERS:
d. Assembly
a. Removal
e. Installation
b. Disassembly
c. Cleaning and Inspection
INITIAL SETUP:
MATERIALS/PARTS
APPLICABLE MODELS
Oil seal (Appendix D, Item 502)
All
Two self-locking screws (Appendix D, Item 649)
SPECIAL TOOLS
Twelve self-locking screws (Appendix D, Item 650)
Two hook-type seal rings (Appendix D, Item 638)
Two guide pins (Appendix E, Item 60)
Twelve washers (Appendix D, Item 713)
Front support lifter (Appendix E, Item 48)
Oil pump seal ring (Appendix D, Item 226)
Bearing installer (Appendix E, Item 11)
Oil pump gasket (Appendix D, Item 227)
Driver handle (Appendix E, Item 38)
Valve guide pin (Appendix D, Item 705)
Valve pin remover (Appendix E, Item 155)
Lubricating oil (Appendix C, Item 47)
Slide hammer (Appendix E, Item 122)
Oil-soluble grease (Appendix C, Item 53)
Main regulator and lockup spring compressor
Sealing compound (Appendix C, Item 62)
Adapters (Appendix E, Item 2)
REFERENCES (TM)
Centering band (Appendix E, Item 90)
TM 9-2320-272-24P
Bushing replacer (Appendix E, Item 25)
EQUIPMENT CONDITION
TOOLS
Transmission manual selector shaft removed
General mechanic's tool kit (Appendix E, Item 1)
Depth micrometer (Appendix E, Item 81)
Torque wrench (Appendix E, Item 146)
SPECIAL ENVIRONMENTAL CONDITIONS
Arbor press
Work area clean and free from blowing dirt and dust.
GENERAL SAFETY INSTRUCTIONS
Use care when removing snaprings and retaining
rings.
1.
Position transmission (5) front upward.
2.
Remove twelve screws (2) and washers (1) connecting oil pump and front support (4) to
transmission (5). Discard washers (1).
3.
Attach front support lifter to converter ground sleeve (3) on oil pump and front support (4).
NOTE
Assistant will help with step 4.
4.
Remove oil pump and front support (4) from transmission (5) by lifting straight up. Assistant may
tap surface with a rubber hammer to ease removal.
5.
Remove oil pump gasket (6). Discard oil pump gasket (6).
5-310
