TM-9-2815-202-34 Technical Manual for 8V71T Engines for M109 Howitzer Download
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TM 9-2815-202-34 3-4. ENGINE FROM/TO CONTAINER - 10909159/10923108* (Cont) (11) On models 7083-7396 and 7083- 7399 only, remove two bolts (38), two Iockwashers (39), and two flat washers (40) securing bracket (41) to left side of engine. Discard Iockwashers. b. Engine Preservation NOTE All openings such as exhaust manifolds, air intakes, breathers etc. shall not be sealed. The engine does not require any special depreservation procedures to be made serviceable. (1) Preservation through the fuel system. (a) (b) (c) (d) (e) Equip an auxiliary fuel container with a fuel line and fill container with a sufficient amount of preservation oil. Locate the auxiliary fuel container to provide adequate pressure to assure proper supply of preservation oil to the fuel system. Disconnect the fuel line at the fuel pump inlet connection of the engine and connect the line from the auxiliary fuel container to this point. Disconnect the engine fuel return at the quick disconnect coupling and connect a transparent plastic line at this point and insert opposite end into a recovery container to collect the returned fuel. Turn the fuel valve of the auxiliary container to the ON position. Start and run engine no faster than 1200 revolutions per minute (RPM) until undiluted preservation oil is flowing from the fuel return line. 3-20