Onan 4000 shutting off after 20 min.
Have an Onan 4000 300hrs in a Class C. If I'm sitting still it will run about 20 minutes then sputters and sounds like it's running out of gas and shuts down. If I wait a while it will start back up a...
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I had this exact problem with my onan 4ky..... I could predict exactly how long it would run.....
It was my magneto that was heating up and going open....
It was my magneto that was heating up and going open....
