TM-9-2320-361-34
2-1/2-TON, 6x6, M44A2 SERIES TRUCKS (MULTIFUEL)
TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE
MAY 1992
TM-9-2320-361-34 - Page 99 of 764
TM 9-2320-361-34
3-15. ENGINE OIL COOLER AND OIL FILTER HOUSING MAINTENANCE
THIS TASK COVERS:
a. Removal
d. Assemblv
b. Disassembly
e. Installation
c. Inspection
INITIAL SETUP
APPLICABLE MODELS
All
TOOLS
General
mechanic’s tool kit (Appendix B, Item 1)
1/2-in. allen wrench (Appendix B, Item 49)
1-1/4-in. open end wrench
(Appendix B, Item 50)
MATERIALS/PARTS
Two
gaskets (Appendix F, Item 51)
Gasket (Appendix F, Item 52)
Hose (Appendix F, Item 85)
MATERIALS/PARTS (CONTD)
Sealing compound, thread locking
(Appendix C, Item 18)
Sealing compound, gasket forming
(Appendix C, Item 19)
REFERENCES (TM]
TM 9-2320-361-20
TM 9-2320-361-34P
EQUIPMENT CONDITION
●
Engine oil filters removed (TM 9-2320-361-20).
●
Engine oil cooler removed (para. 3-13).
a. Removal
NOTE
Have drainage container ready to catch oil and coolant.
1. Remove plug (15). Allow coolant to drain.
2. Loosen two clamps (1).
b. Disassembly
3. Remove seventeen screws (10) and washers (9) from engine block (2) and housing (4).
4. Remove housing (4) and gasket (17) from hose (19) and engine block (2). Discard gasket (17).
5. Remove two clamps (1) and hose (19) from coolant tube (18). Discard hose (19).
1. Remove two oil pressure plugs (12), gaskets (11), springs (13), and valves (14) from housing (4).
Discard gaskets (11).
2. Remove two adapter bushings (3) from housing (4).
3. Remove plug (16) from housing (4).
4. Remove draincock (7) and adapter (6) from housing (4).
c. Inspection
1. Refer to para. 2-9 for inspection instructions.
2. Inspect twelve studs (5) and stud (8) for damage. If stud(s) is damaged, replace.
3. Inspect housing (4) for cracks. If housing (4) is damaged, replace.
d. Assembly
1. Install adapter (6) and draincock (7) in housing (4).
2.
Install plugs (16) and (15) in housing (4).
3. Coat outer threads of two bushings (3) with sealing compound.
4, Install two adapter bushings (3) in housing (4).
5. Install two valves (14), springs (13), new gaskets (11), and oil pressure plugs (12) in housing (4).
3-48
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