TM 5-3810-307-24-2-1
Operate the engine for five minutes with the coolant
temperature above 80C [176F].
Shut the engine off and drain the cooling system.
Fill the cooling system with clean water.
NOTE
Be sure to vent the engine and aftercooler for
complete filling.
NOTE
Do not install the radiator cap or the new
coolant filter.
7-6