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TM 5-4320-305-24
2-52. INTERMEDIATE TERM STORAGE (More than 30 days) (Continued)
a. Injectors. Contact direct support maintenance personnel to remove, check, and recondition the injectors, if
necessary, to ensure operation when the engine is restored to service.
b. Internal Surfaces.
(1) Start engine (20) and allow to operate at idle for 10 to 12 minutes or until normal operating temperature is
reached.
(2) Shut down engine.
(3) Remove drain tube pipe coupling (21) and completely drain oil from crankcase (9). Install drain tube pipe
coupling and install new oil cartridge (22).
CAUTION
Do not overfill crankcase. Oil will be blown out
through the crankcase breather.
(4) Fill crankcase to the proper level with SAE Grade 30 preservative lubricating oil, conforming to MI L-L-21260.
(5) Remove hoses from suction assembly (intake) port (23) and discharge manifold assembly (discharge) port (24).
Coat all accessible interior surfaces with preservative oil MI L-L-21260, Grade 30. Install protective plugs in suction
(intake) and discharge flanges.
(6) Remove, clean, and inspect strainer (25) in accordance with paragraph 2-18. Coat interior of strainer body and
strainer with MI L-L-21260 preservative oil, Grade 30. Install strainer.
(7) Remove pump assembly priming port cap (26) and pour approximately one quart of MIL-L-21260 preservative
oil, Grade 30, into pump volute. Install and tighten priming port cap.
WARNING
Death or serious injury could occur if diesel oil
is not handled carefully. Use in a well-
ventilated area away from open flame, arcing
equipment,
ignition
sources,
heaters,
or
excessive heat. Always store fuel in proper,
marked containers. DO NOT SMOKE.
(8) Drain the engine fuel tank (1); collect the fuel in an approved safety can.
(9) Preserve fuel system, combustion chambers, and valves with P-10 preservative oil conforming to MIL-L-21260,
Grade 10, as follows.
(a) Hook up a pressure feed pump to fuel intake system.
(b) Disconnect fuel return line (27) from fuel tank (1) and place end of fuel return line in an approved container.
(Do not reuse returned preservative oil.)
(c) Cap off turbine (28) with a blank plastic cap so engine cannot receive any air.
(d) Remove metal plug closest to turbine on intake manifold (29).
(e) Start and run feed pump until preservative oil flows from fuel return line (27).
2-192
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