TM 9-2320-272-24-1
THIS TASK COVERS:
a. Removal
d. Assembly
b. Disassembly
e. Installation
c. Cleaning and Inspection
INITIAL SETUP:
REFERENCES (TM)
APPLICABLE MODELS
M939A2
TM 9-2320-272-10
TM 9-2320-272-24P
TOOLS
EQUIPMENT CONDITION
General mechanic's tool kit (Appendix E, Item 1)
Parking brake set (TM 9-2320-272-10).
Torque wrench (Appendix E, Item 144)
Hood raised and secured (TM 9-2320-272-10).
Soft-jawed vise
Right splash shield removed (TM 9-2320-272-10).
MATERIALS/PARTS
Coolant drained (para. 3-53).
Engine oil drained and filter removed (para. 3-5).
Bypass valve (Appendix D, Item 31)
Gasket (Appendix D, Item 215)
Alternator removed (para. 3-80).
Gasket (Appendix D, Item 230)
GENERAL SAFETY INSTRUCTIONS
O-ring (early model engines only)
(Appendix D, Item 476)
Pressure regulator is under spring tension. Use care
Washer (Appendix D, Item 716)
when removing plug.
Antiseize tape (Appendix C, Item 72)
NOTE
References to early model engines refer to engines with a serial
number before 44487830 used in M939A2 series vehicles.
Loosen clamp (12) and remove hose (13) from nipple (11).
1.
NOTE
Perform step 2 on vehicles with late model engines and step 3 on
early model engines.
Remove oil supply line (1), adapter (2), and O-ring (3) from oil filter head (4). Discard O-ring (3).
2.
Remove oil supply line (1) and elbow (15) from oil filter head (4).
3.
Remove eleven screws (6), clamp (5), wiring harness (7), oil filter head (4), gasket (8), oil cooler
4.
core (9), and gasket (10) from engine block (14). Discard gaskets (8) and (10).
3-12
