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TM 9-4110-257-14
5-46.
ENGINE REPLACEMENT.
This task covers:
a.
Removal
b.
Installation
INITIAL SETUP:
Materials / Parts:
Equipment Conditions:
Lock Washers (4)
Starting motor wire leads disconnected (para 4-54).
9, Appendix G
Engine oil pressure switch wire lead disconnected
Wiping Rags
(para 4-51).
3, Appendix E
Engine temperature switch wire lead disconnected
Marker tags (2)
(para 4-52).
7, Appendix E
Fuel solenoid wire leads disconnected (para 4-53).
Engine pulley removed (para 4-42).
Equipment Conditions:
Engine drain hose removed (para 4-61).
Refrigeration unit shut down (para 2-7) and battery
Injection pump to fuel filter hose assembly
disconnected (para 4-35).
disconnected at fuel filter (para 4-59).
Condenser coil removed (para 5-19).
Fuel supply hoses disconnected from fuel pump
Front bottom doors open.
(para 4-59).
Muffler and exhaust adapter removed (para 4-50).
Fuel return hose disconnected at hose connector
Air cleaner and adapter removed (para 4-49).
(para 4-60).
Fuel filter and cover removed (para 4-55).
a. Removal.
(1) Tag and disconnect wire leads (1) by removing two wire splices (2).
(2) Remove four bolts (3), lock washers (4), and ground strap (5). Discard lock washers.
WARNING
Engine weight exceeds 110 LB (50 kg). Use appropriate lifting device to avoid personal injury.
(3) Using an appropriate lifting device, carefully remove engine (6).
b. Installation.
(1) Prepare New Engine. Certain components shipped with new engine must be removed prior to installation.
NOTE
Hoses may contain fuel. Appropriate actions should be taken to contain spills.
(a) Remove and discard protective cap (7) from fuel pump (8).
5-1 06
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