Caterpillar — Battery or Battery Cable - Disconnect
Maintenance · Battery cables
From a Caterpillar owner's manual covering: 3126B, 3126B Petroleum Engine, Z2A1-Up. Check it applies to your exact model before use.
Applies to: Caterpillar 3126B
Before you start
- Connection or disconnection of battery cables may cause an explosion.
Procedure
- Turn the start switch and ignition switch to OFF and remove the key.
- Disconnect the negative battery terminal at the battery that goes to the start switch.
- With four 12 volt batteries, disconnect the negative side of two batteries.
- Tape the leads to prevent accidental starting.
- Proceed with repairs; reverse steps to reconnect.
Full service-parts list: Caterpillar 3126B →
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.