TM 9-2320-272-24-1
THIS TASK COVERS:
a. Removal
c. Installation
b. Inspection
INITIAL SETUP:
APPLICABLE MODELS
REFERENCES (TM)
M939/A1
LO 9-2320-272-12
TM 9-2320-272-10
TOOLS
TM 9-2320-272-24P
General mechanic's tool kit (Appendix E, Item 1)
EQUIPMENT CONDITION
Torque wrench (Appendix E, Item 146)
Parking brake set (TM 9-2320-272-10).
MATERIALS/PARTS
Hood raised and secured (TM 9-2320-272-10).
Antiseize tape (Appendix C, Item 72)
Left splash shield removed (TM 9-2320-272-10).
Engine oil drained (para. 3-5).
NOTE
Have adequate drainage container ready to catch oil.
1.
Remove two screws (7), washers (8), and clamps (6) from oil pump pickup and return hoses (2)
and (3) and engine oil pan (5).
2.
Disconnect oil pump return hose (3) from adapter (9) and oil pan aerator (4).
3.
Remove adapter (9), elbow (10), and nipple (11) from oil pump (1).
1.
Inspect oil pump return hose (3). Replace hose (3) if cracked, frayed, or split.
2.
Inspect adapter (9), elbow (10), and nipple (11). Replace if adapter (9), elbow (10), or nipple (11)
have cracks or threads are stripped or crossed.
1.
Apply antiseize tape to male pipe threads of oil pump return hose (3), adapter (9), and nipple (11).
2.
Install nipple (11), elbow (10), and adapter (9) on oil pump (1).
3.
Connect oil pump return hose (3) to oil pan aerator (4) and adapter (91.
4.
Install two clamps (6) and oil pump pickup and return hoses (2) and (3) on engine oil pan (5) with
two washers (8) and screws (7). Tighten screws (7) 35-40 lb-ft (47-54 Nm).
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