
5.
Start the engine. Inspect the cooling system for
leaks and for proper operating temperature.
i05197396
Coolant
Extender
(ELC)
-
Add
In
order
for
Perkins
ELC
to
achieve
12000
hours
an
extender
must
be
added
at
6000
hours.
For
a
suitable
extender,
contact
your
Perkins
dealer
or
Perkins
distributor.
i03842450
Coolant
Level
-
Check
Check
the
coolant
level
when
the
engine
is
stopped
and
cool.
Illustration 68
g00285520
Cooling system filler cap
Pressurized System: Hot coolant can cause seri-
ous burns. To open the cooling system filler cap,
stop the engine and wait until the cooling system
components are cool. Loosen the cooling system
pressure cap slowly in order to relieve the
pressure.
1.
Remove the cooling system filler cap slowly in
order to relieve pressure.
2.
Maintain the coolant level within 13 mm (0.5 inch)
of the bottom of the filler pipe. If the engine is
equipped with a sight glass, maintain the coolant
level to the proper level in the sight glass.
Illustration 69
g00103639
Typical filler cap gaskets
3.
Clean the cooling system filler cap and check the
condition of the filler cap gaskets. Replace the
cooling system filler cap if the filler cap gaskets are
damaged. Reinstall the cooling system filler cap.
4.
Inspect the cooling system for leaks.
i03644948
Cooling
System
Supplemental
Coolant
Additive
(SCA
-
Test/
Add
Cooling system coolant additive contains alkali.
To help prevent personal injury, avoid contact
with the skin and the eyes. Do not drink cooling
system coolant additive.
Test for SCA Concentration
Heavy-Duty Coolant/Antifreeze and SCA
NOTICE
Do not exceed the recommended six percent supple-
mental coolant additive concentration.
SEBU9071-06
95
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