Every 2000 Service Hours or 1 Year
COOLING SYSTEM -
At operating temperature,
is hot and under pressure.
Steam can cause personal injury.
Check coolant level ONLY when engine is
stopped and radiator filler cap is cool en-
ough to touch with your hand.
Remove filler cap slowly to relieve
Cooling System Conditioner
kali. Avoid contact with skin
prevent personal injury.
Use all cleaning solutions with
If the machine is to be stored in,
and eyes to
to, an area with freezing temperatures, the
cooling system must either be protected to
the lowest expected outside temperature or
Maintain a 3% concentration of Caterpillar
Cooling System Conditioner or equivalent. Fol-
low the recommendations on the container.
Do not use Caterpillar Cooling System Condi-
tioner with Dowtherm 209 Full-Fill coolant.
Follow the recommendations provided with
Dowtherm 209 Full-Fill coolant.
When conditioner is added to the cooling
system at recommended intervals, it is not
necessary to drain and refill yearly. The
cooling system drain period can then be
extended to 4000 service hours or 2
Use clean water that is low in scale
forming minerals - not softened water.
Measure the specific gravity of the
antifreeze solution frequently in cold weather
to assure adequate protection.
The machine must be level, the engine
stopped and cool. The bucket must be
lowered with slight down pressure.
Apply the parking brake.
1. Loosen the radiator cap slowly to
relieve any pressure. Remove the cap.