TM 9-2350-247-20-2
DRAIN COOLING SYSTEM (M548A1)
THIS WORK PACKAGE COVERS:
INITIAL SETUP:
Maintenance Level
References
See your -10
Unit
TB 750-651
FM 9-207
Tools and Special Tools
Equipment Condition
General Mechanic's Tool Kit (WP 0541 00, Item 57)
Engine stopped (see your -10)
Materials/Parts
Carrier blocked (see your -10)
Suitable container
Center seat raised (see your -10)
Personnel Required
Hull bottom access cover removed (WP 0383 00)
Power plant lower rear access cover removed
Unit Mechanic
(see your -10).
SERVICING
DRAIN COOLING SYSTEM
WARNING
Hot radiator coolant can burn you. Remove cap when cool to touch. Drain cocks may be hot.
Turn cap slowly to release pressure.
NOTE
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
maintenance procedure.
1.
Remove radiator cap (1) from filler neck (2).
2.
Place container under hull bottom access hole (1).