Cummins/Onan Onan P4500i / P4500 — Connecting the Battery
Installation
For the Cummins/Onan Onan P4500i / P4500, from the Cummins/Onan operator's manual.
Applies to: Cummins/Onan Onan P4500i, Cummins/Onan P4500
Parts for this job
- A058U961 Battery — Cummins/Onan Onan P4500i Amazon eBay $44.99
- A058U961 Battery — Cummins/Onan P4500 Amazon eBay $44.99
Part numbers from the service-parts lists for Cummins/Onan Onan P4500i, Cummins/Onan P4500. Verify against your serial number before ordering; some links are affiliate links.
Procedure
- Depress the tab on the battery access cover and pull it away from the generator.
- Verify that the rubber battery strap is firmly securing the battery in place.
- Remove the cable tie securing the quick-connect plugs then push firmly to connect them.
- Reinstall the cover.
Full service-parts list: Cummins/Onan Onan P4500i →, Cummins/Onan P4500 →
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.