TM 5-3810-307-24-2-2
Remove the intake manifold cover or aftercooler and vi-
sually inspect the lower valve stem area for presence of
rust. An accumulation of rust requires disassembly and
rebuild of the cylinder head.
Install the drive belt or belts.
Remove a plug from the main oil rifle drilling and flush
the preservative oil from the engine by pumping 4 liters
of light mineral oil into the oil rifle. Rotate the crankshaft
three or four revolutions as the engine is flushed. Install
the plug.
Remove the oil drain plug and allow the mineral oil to
drain from the engine.
Install drain plug.
14-29 C-1