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  1. Onan HGJBB won't start after parts replaced

    Generator Forum
    I recently changed the spark plug and fuel filter of my Onan HGJBB generator according to the maintenance schedule. I've had the process demonstrated for me before, but this was the first time I did it on my own. Prior to replacing the parts the generator started and ran normally. After...
  2. Onan generator will only run for 20mins.

    Generator Forum
    I recently bought a living quarters horse trailer with an on board Onan Generator. The generator will run for 20mins then will just die and will only restart and run for a few seconds. It has gas and oil.