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Home›Repair guides›Cummins/Onan›Filling the Fuel Tank

Cummins/Onan P4500iDF — Filling the Fuel Tank

Operation

For the Cummins/Onan P4500iDF, from the Cummins/Onan owner's manual.

Applies to: Cummins/Onan P4500iDF

Before you start

  • NEVER overfill the fuel tank.
  • Fuel can damage paint and plastic.

Procedure

  1. Turn the generator OFF and allow to cool a minimum of two minutes.
  2. Place the generator on level ground in a well ventilated area.
  3. Clean area around fuel cap and remove the cap slowly.
  4. Slowly add the recommended fuel; DO NOT overfill.
  5. Install the fuel cap and tighten until a click is heard.

Specs & values

  • Fill only to the red maximum fill ring on the fuel screen filter

Full service-parts list: Cummins/Onan P4500iDF →

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.

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