ARMY TM 9-2805-258-14
AIR FORCE TO 38G2-89-21
NAVY NAVFAC P-8-614-14E
(6) Lubrication. Oil is pumped from the oil pan to the oil filter and then to the engine components. Rocker
box hoses return oil from the cylinder heads back to the oil pan. A crankcase breather, vents oil vapors from the
crankcase into the air supply.
(7) E/ectrica/ system. The engine is equipped with an alternator and a regulator-rectifier. The alternator
produces up to 40 volts (ac) during engine operation. The regulator-rectifier converts the output of the alternator
into direct current (dc), which is used to charge the end item battery.
(8) Starting system. The engine is equipped with both a rope start and an electrical starter system.