Cummins/Onan 1B Series / 1B Series Plant — Starting the plant electrically
Operation · engine-generator
For the Cummins/Onan 1B Series / 1B Series Plant, from the Cummins/Onan operator's manual.
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Before you start
- Never start or operate the battery charging plant unless the batteries are connected to the plant.
Procedure
- Make sure fuel shut-off valve in fuel tank is fully open.
- If equipped with fuel pump, operate primer lever until carburetor bowl is full of gasoline.
- On DC units, be sure switch connecting batteries to plant is closed. Never start or operate battery charging plant unless batteries are connected.
- Pull choke out all the way.
- Press start button firmly for five to ten seconds, then release.
- If plant fails to start, push choke half way in and repeat. Do not press start button continuously.
- If battery is discharged, start manually.
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.