TM 9-2815-225-34&P
3-43. OIL PAN, DIPSTICK, OIL SUCTION TUBES, AND BREATHER TUBE REPAIR
THIS TASK COVERS:
a. Disassembly
c. Inspection
b. Cleaning
d. Assembly
INITIAL SETUP:
APPLICABLE MODELS
REFERENCES (TM)
All
TM 9-2320-273-20
TM 9-2320-273-34
SPECIAL TOOLS
TM 9-2320-283-20
None
TROUBLESHOOTING REFERENCES
TEST EQUIPMENT
Para. 2-8
None
EQUIPMENT CONDITION
MATERIALS/PARTS
Oil suction tube removed (para. 3-19).
Cloth, emery, 290-grit (Appendix C, Item 5)
Oil pan removed (para. 3-26).
Compound, Prussian blue (Appendix C, Item 9)
Oil breather tube removed (TM 9-2320-273-20 or
Solvent, SD-3 (Appendix C, Item 30)
TM 9-2320-283-20).
Oil pan gasket (Big Cam III only) (15434)
Dipstick, dipstick tube, and cover removed
3027983
(para. 3-13).
O-ring seal (15434) 3029846
O-ring seal (15434) 30314699
SPECIAL ENVIRONMENTAL CONDITIONS
Work area clean and away from blowing dirt and dust.
PERSONNEL REQUIRED
Automotive repairman MOS 63H
GENERAL SAFETY INSTRUCTIONS
Always wear eye protection when using compressed
air.
Use approved solvents in well-ventilated area.
LOCATION/ITEM
ACTION
REMARKS
NOTE
Repair of oil pan is basically the same for M915/Big Cam I and M915A1/Big Cam III. Big
Cam I engines are equipped with a cast aluminum oil pan. Big Cam III engines are
equipped with a stamped steel oil pan.
For M915/Big Cam I, it may be necessary to remove engine oil heater part of optional
winterization kit. Refer to TM 9-2320-273-34. For engine oil heater thermostat removal,
refer to TM 9-2320-273-20.
a. Disassembly
NOTE
Perform steps 1 and 2 for M915A1/Big Cam III only.
Perform steps 3 and 4 for M915/Big Cam I only.
1.
Plug (2), spacer (1), and plug
Remove from oil pan (6).
(5)
2.
Four screws (3) and strainer
Remove from oil pan (6).
element (4)
3.
Three nuts (14), washers (13),
Remove from welded studs on oil
clamps (12), and tube (11)
pan (10).
3-236
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