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Caterpillar — Battery - Replace

Maintenance · Engine starting battery

From a Caterpillar operator's manual covering: 3054, 3054B, 3056. Check it applies to your exact model before use.

Applies to: Caterpillar 3054, Caterpillar 3056

Before you start

  • Batteries generate combustible gases which can explode
  • Ensure proper ventilation in enclosed spaces
  • Follow procedures to prevent electrical arcs and sparks
  • Do not smoke when servicing batteries
  • Battery cables should not be removed with battery cover in place
  • Battery cover must be removed before any servicing attempted
  • Removing cables with cover in place may cause battery explosion

Procedure

  1. Turn start key switch to OFF position
  2. Remove key and disconnect all electrical loads
  3. Turn OFF battery charger and disconnect
  4. Disconnect NEGATIVE (-) cable from NEGATIVE battery terminal
  5. Disconnect POSITIVE (+) cable from POSITIVE battery terminal
  6. Remove used battery
  7. Install new battery
  8. Connect POSITIVE (+) cable from starting motor to POSITIVE battery terminal
  9. Connect NEGATIVE (-) cable from NEGATIVE terminal on starter motor to NEGATIVE battery terminal
  10. Always recycle used battery at appropriate facility

Full service-parts list: Caterpillar 3054 →, Caterpillar 3056 →

Source: Caterpillar operator'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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