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TM 10-4320-324-14
Section VI. PREPARATION FOR STORAGE OR SHIPMENT
4-64.
Preservation Procedures for Storage or Shipment.
a.
Crankcase.
(1) Remove oil drain cap and drain engine oil. Install cap.
(2) Remove and replace oil filter.
(3) Fill crankcase to operating level with Type II, grade 30, of MIL-L-21260 preservation oil.
b.
Fuel System.
(1) Disconnect fuel line at fuel tank source selector valve and replace fuel filter.
(2) Fill a portable container with Type P-9 preservative oil (VV-L-800).
(3) Remove fuel return hose and place in an empty recovery container.
(4) Start and operate engine at approximately 1500 RPM (para 2-7).
(5) Continue to operate engine at 1500 RPM until undiluted preservation oil is flowing into recovery container.
(6) Shut down engine (para 2-7).
(7) Turn both fuel tank valves to "OFF' position.
(8) Connect lines.
(9) Drain excess fuel/preservation mixture into the recovery container and install 1/4-in. NPT pipe plugs in
fuel tank valves. Discard fuel/preservation mixture in recovery container.
c.
Fuel Tank.
(1) Remove tank drain plug and drain tank.
(2) Thoroughly spray interior of tank with oil, Type I or II, grade 30, of MIL-L-21260 preservative lubricating oil.
(3) When drainage flow ceases, coat drain plug with same preservation oil and install.
(4) Remove fuel tank filler cap and rotate vent valve selector to CLOSED position.
(5) Install cap.
d.
Pump.
(1) Remove pump drain plug, suction and discharge caps.
(2) Open suction and discharge valves.
(3) Thoroughly drain pump, manifolds, and valves. Blow out with compressed air.
4-196
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