Caterpillar C15 / C15 Generator Set — Battery - Replace
Maintenance
For the Caterpillar C15 / C15 Generator Set, from the Caterpillar owner's manual.
Applies to: Caterpillar C15, Caterpillar C1.5 engine
Before you start
- Batteries give off combustible gases which can explode.
- The battery cover should be removed before any servicing is attempted.
Procedure
- Turn the key start switch to OFF. Remove the key and all electrical loads.
- Turn OFF the battery charger. Disconnect the charger.
- Disconnect the NEGATIVE "-" cable from the NEGATIVE battery terminal.
- Disconnect the POSITIVE "+" cable from the POSITIVE battery terminal.
- Remove the used battery.
- Install the new battery.
- Connect the cable from the starting motor to the POSITIVE "+" battery terminal.
- Connect the cable from the ground plane to the NEGATIVE "-" battery terminal.
Full service-parts list: Caterpillar C15 →
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.