Table 1. Preventive Maintenance Checks and Services (PMCS) - Continued.
NOT FULLY MISSION
WARN I N G
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
DO NOT remove cooling system radiator cap when engine
is hot. Allow engine to cool down. Loosen cap to first stop
and let out any pressure from cooling system, then remove
cap. Failure to follow this warning may cause serious
Wear effective eye, hand, and skin protection when
handling coolants. Failure to do so may cause injury to
C AU T I O N
Do not add water to pre-mixed antifreeze. If water is added
to pre-mixed antifreeze, it will be diluted and will not pro-
vide proper engine protection. Engine and/or cooling sys-
tem damage may occur.
Be sure to identify the type of antifreeze being added, or
engine and/or cooling system damage may occur.
N OT E
Some antifreeze is pre-mixed and requires no water.
Traditional antifreeze requiresmixing with an equal amount
of water. Mix antifreeze and water before adding to
machine cooling system to ensure proper 1:1 ratio is used.
It is allowable to mix tradiitonal and pre-mixed antifreeze in
the same cooling system.