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Rich Biebel · 08-28-2012, 05:51 AM

Most Onan's will not run if they lose AC output and they will do just as you describe. No easy answer as it needs to be diagnosed properly before it can be fixed...

Common problems......Bad brushes and slip rings.....Bad voltage regulator and or a bad control.

08-28-2012, 05:51 AM	#2
Rich Biebel VIP Member Join Date: Jun 2007 Location: Northern New Jersey suburbs Posts: 2,315 Likes: 25 Liked 544 Times in 213 Posts	Re: 4000 ownan generator Most Onan's will not run if they lose AC output and they will do just as you describe. No easy answer as it needs to be diagnosed properly before it can be fixed... Common problems......Bad brushes and slip rings.....Bad voltage regulator and or a bad control. __________________ Rich Biebel S/C 1479 Stock 147R Last edited by Rich Biebel; 08-28-2012 at 08:28 AM.