
110 SEBU7494-06
Maintenance Section
Cooling System Coolant Extender (ELC) - Add
g00956179
Illustration 108
9. Maintain the coolant level in the sight gauge. The
sight gauge is located on the right side of the
radiator.
10. Stop the engine. Inspect the radiator cap and the
gasket. Replace the cap if the cap or the gasket is
damaged. Install the radiator cap.
11. Pull the radiator guard downward.
12. Close the engine access door.
i01954846
Coo ling System C oo lant
Extender (
ELC)-Add
SMCS Code: 1352-544-NL
Pressurized system: Hot coolant can cause seri-
ous burn.
To open cap, stop engine, wait until ra-
diator is cool. Then loosen cap slowly to relieve
the pressure.
When a Caterpillar Extended Life Coolant is used,
an extender must be added to the cooling system
periodic
ally.
1. Open the engine access door. Refer to Operation
and Maint
enance Manual, “Access Doors and
Covers”.
2. Tilt the r
adiator guard upward. Refer to Operation
and Maintenance Manual, “Radiator Tilting”.
g00956151
Illustration 109
3. Slowly loosen the radiator cap in order to relieve
system pressure. Remove the radiator cap.
4. If necessary, drain enough coolant from the
radiator in order to allow the addition of the coolant
additive.
5. Add 0.17 L (0.18 qt) of cooling system additive.
6. Inspect the radiator cap and the gasket. If the cap
or the gasket is damaged, replace the cap. Install
the radiator cap.
g00956179
Illustration 11 0
7. Check the coolant level in the sight gauge on the
radiator. The sight gauge is located on the right
side of the radiator. Maintain the coolant level to
the top of the sight gauge with the radiator in the
LOWERED position.
8. Tilt the radiator guard downward.
9. Close the engine access door.
For additional information on the addition of extender,
see Special Publication, SEBU6250, “Caterpillar
Machine Fluids Recommendations”.