Cummins/Onan 1B Series / 1B Series Plant — Battery connection (DC units)
Installation
For the Cummins/Onan 1B Series / 1B Series Plant, from the Cummins/Onan operator's manual.
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Before you start
- Before servicing the engine or generator, always disconnect the battery from the plant by opening the switch to avoid accidental starting.
Procedure
- Use a switch between batteries and unit.
- Connect positive cable from positive (+) post on battery to BATTERY POSITIVE terminal on control panel through this switch.
- Connect negative cable from negative (-) post on battery to BATTERY NEGATIVE terminal on control panel through this switch.
Source: Cummins/Onan 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.