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Cooling System (Diesel Engine)
When you decide it's safe to lift the hood, here's what
you'll see:
Caterpillar
A. Engine Fan
B. Coolant Surge Tank
R
Diesel Engine
CAUTION:
If your vehicle has air conditioning, the auxiliary
electric engine cooling fan under the hood can
start up even when the engine is not running and
can injure you. Keep hands, clothing and tools
away from any underhood electric fan.
If the coolant inside the coolant surge tank is boiling,
don't do anything else until it cools down.
R
Caterpillar
Diesel Engine
The coolant level
should be at COLD
ADD or higher. If it
isn't, you may have a
leak in the radiator
hoses, heater hoses,
radiator, water pump
or somewhere else in
the cooling system.
5-27
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