TM 9-2320-272-24-1
3-21. TURBOCHARGER AND COOLANT LINES (M939A2) REPLACEMENT
THIS TASK COVERS:
b. Installation
a. Removal
INITIAL SETUP:
APPLICABLE MODELS
REFERENCES (TM)
LO 9-2320-272-12
M939A2
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)
l Parking brake set (TM 9-2320-272-10).
MATERIALS/PARTS
l Hood raised and secured (TM 9-2320-272-10).
O-ring (Appendix D, Item 476)
l Coolant drained (para. 3-53).
Gasket (Appendix D, Item 141)
GENERAL SAFETY INSTRUCTIONS
Gasket (Appendix D, Item 140)
Antiseize compound (Appendix C, Item 10)
Do not perform this task when exhaust system is
hot.
Antiseize tape (Appendix C, Item 72)
Lubricating oil (Appendix C, Item 50)
WARNING
Do not touch hot exhaust system components with bare hands.
Injury to personnel may result.
a. Removal
1.
Remove four clamps (1), two hoses (2), and tube (3) from turbocharger (4) and aftercooler (5).
2.
Remove two screws (7) from oil return tube (8) and turbocharger (4).
3.
Remove two clamps (9), oil return tube (8), gasket (6), and hose (10) from tube (11). Discard
gasket (6).
NOTE
Perform step 4 if tube is damaged.
4.
Remove tube (11) from engine block (12).
NOTE
l Perform steps 5 and 6 for early model engines.
l Perform steps 7 and 8 for late model engines.
5.
Remove oil supply hose (13) from turbocharger (4) and connector (14).
6.
Remove connector (14) from oil cooler (16).
7.
Remove oil supply hose (13) from turbocharger (4) and connector (23).
8.
Remove connector (23) and O-ring (24) from oil cooler (16). Discard O-ring (24).
9.
Loosen clamp (15) and disconnect air intake tube (20) from turbocharger (4).
10.
Loosen clamp (19) and disconnect exhaust pipe (18) from turbocharger (4).
11.
Remove four nuts (22), turbocharger (4), and gasket (21) from exhaust manifold (17). Discard
gasket (21).
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