Cummins/Onan — Battery connection
Installation
From a Cummins/Onan owner's manual covering: 10CW-150R, LOCW-150 R/, LOCW-3R/12 F. Check it applies to your exact model before use.
Applies to: Cummins/Onan 10CW-150R, Cummins/Onan Spec A, Cummins/Onan Spec B, Cummins/Onan Spec C, Cummins/Onan Spec D, Cummins/Onan Spec E, Cummins/Onan Spec F, Cummins/Onan Spec G
Before you start
- Do not reverse the connections.
Procedure
- For electric starting, use two 6-volt batteries in series or one 12-volt battery.
- Connect positive post of one battery to negative post of the second for series 12 volts.
- Connect remaining battery terminals to proper terminals in generator terminal box.
- Observe correct polarity; do not reverse connections.
- Above 90°F continuous operation may require reduced battery specific gravity.
Specs & values
- 12 volts
- two 6-volt batteries in series
Full service-parts list: Cummins/Onan 10CW-150R →, Cummins/Onan Spec A →, Cummins/Onan Spec B →, Cummins/Onan Spec C →, Cummins/Onan Spec D →, Cummins/Onan Spec E →, Cummins/Onan Spec F →, Cummins/Onan Spec G →
Source: Cummins/Onan 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.