Caterpillar 3512 — Fuel Tank Water and Sediment - Drain

Maintenance

For the Caterpillar 3512, from the Caterpillar owner's manual.

Applies to: Caterpillar 3512

Procedure

1. Open the drain valve on the bottom of the fuel tank to drain the water and the sediment.
2. Close the drain valve.
3. Check the fuel daily. Drain water and sediment after operating the engine or after the fuel tank has been filled.
4. Allow five to ten minutes before performing this procedure.
5. Fill the fuel tank after operating the engine to drive out moist air; do not fill the tank to the top.
6. Drain the water and sediment from the fuel storage tank weekly, at oil change, and at refill of the tank.

Full service-parts list: Caterpillar 3512 →

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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