Cummins/Onan — Starting the Generator Set — Using the Electric Starter
Operation
From a Cummins/Onan operator's manual covering: P4500, P5000E, P5000e. Check it applies to your exact model before use.
Applies to: Cummins/Onan P4500, Cummins/Onan F7RTC engine
Before you start
- Do not operate the generator set in hazardous environments where it could ignite flammable gases or explosives.
- Because of the risk of electrocution, never operate in rain or snow or on wet ground.
- The voltage surge at start-up can damage appliances; disconnect them before starting.
Procedure
- Open the fuel valve (Figure 4).
- Pull the choke rod out to close the choke if the engine is cold (Figure 5).
- Press and hold the Start/On/Off switch in the START position until the engine starts; release.
- Gradually push the choke rod in as the engine warms up.
- Let the engine warm up a few minutes before connecting tools or appliances.
Full service-parts list: 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.