PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS) - CONTINUED
NOT FULLY MISSION
Clean engine air precleaner if debris is
visible in precleaner. Remove raincap
and clean screen and precleaner hous-
ing with a clean rag (Item 12, WP
DO NOT service cooling system unless engine has been allowed
to cool down. This is a pressurized cooling system and escaping
steam or hot coolant will cause serious burns.
DO NOT remove cooling system radiator cap when engine is
hot. Allow engine to cool down. Loosen cap to first stop and let
any pressure out of cooling system, then remove cap. Failure to
follow this warning may cause serious burns.
Wear effective eye, glove, and skin protection when handling
coolants. Failure to do so may cause injury to personnel.
a. Remove filler cap slowly.
b. Check coolant level. Coolant should
be within 1/2 in. (1.3 cm) of bottom
of fill opening.
c. If level is low, add a 50/50 mixture
and water to bring level up to cor-
rect level (TB 750-651).