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Hacksaw · 10-06-2017, 02:23 PM

I once had similar trouble with my 4000. When I was away from my trailer it ran out of fuel. After that it would start and run only while on cranking mode. Put in a new board to fix it. I'm guessing it didn't like the high and low rpm surging as it starved for fuel and fryed something.

10-06-2017, 02:23 PM	#2
Hacksaw Senior Member Join Date: Sep 2016 Posts: 881 Likes: 206 Liked 309 Times in 173 Posts	Re: Onan 4000 ky no start I once had similar trouble with my 4000. When I was away from my trailer it ran out of fuel. After that it would start and run only while on cranking mode. Put in a new board to fix it. I'm guessing it didn't like the high and low rpm surging as it starved for fuel and fryed something.