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Caterpillar 3512 — Batteries - Replace

Maintenance

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

Applies to: Caterpillar 3512

Before you start

  • Batteries give off combustible gases which can explode. A spark can cause the combustible gases to ignite.
  • Ensure proper ventilation for batteries in an enclosure. Do not smoke when batteries are serviced.

Parts for this job

Part numbers from the service-parts list for Caterpillar 3512. Verify against your serial number before ordering; some links are affiliate links.

Procedure

  1. Turn the key start switch to OFF. Remove the key and all electrical loads.
  2. Turn OFF the battery charger. Disconnect the charger.
  3. Disconnect the cable from the NEGATIVE (-) battery terminal.
  4. Disconnect the cable from the POSITIVE (+) battery terminal.
  5. Remove the used battery.
  6. Install the new battery.
  7. Connect the cable from the starting motor to the POSITIVE (+) terminal.
  8. Connect the cable from the ground plane to the NEGATIVE (-) terminal.

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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