Caterpillar — Cooling System Coolant Extender (ELC) - Add

Maintenance

From a Caterpillar owner's manual — check it applies to your exact model before use.

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Procedure

1. Open engine access door. Tilt radiator guard upward.
2. Slowly loosen radiator cap to relieve pressure. Remove cap.
3. If necessary, drain enough coolant to allow additive.
4. Add 0.17 L (0.18 qt) of cooling system additive.
5. Inspect radiator cap and gasket. Replace if damaged. Install cap.
6. Check coolant level in sight gauge; maintain to top with radiator lowered.
7. Tilt radiator guard downward. Close access door.

Source: Caterpillar owner's manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.

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