DRAIN COOLING SYSTEM (M548A1)
THIS WORK PACKAGE COVERS:
See your -10
Tools and Special Tools
General Mechanic's Tool Kit (WP 0541 00, Item 57)
Engine stopped (see your -10)
Carrier blocked (see your -10)
Center seat raised (see your -10)
Hull bottom access cover removed (WP 0383 00)
Power plant lower rear access cover removed
(see your -10).
DRAIN COOLING SYSTEM
Hot radiator coolant can burn you. Remove cap when cool to touch. Drain cocks may be hot.
Turn cap slowly to release pressure.
Coolant in the radiator, cylinder block, cylinder heads, oil cooler, coolant tubes and hoses must
flow freely. When rust, scale, or other sediment keeps the coolant from flowing freely, flush per
TB 750-651. The procedure will be performed only as necessary and not as a routine
Remove radiator cap (1) from filler neck (2).
Place container under hull bottom access hole (1).