Onan Marquis 5000 quits after a while?
I have a BGM series Onan Marquis 5000 which fires right up. After about 20 minutes it just randomly dies. Then it won't start for 10 minutes or so then will fire up again. Sounds weird, but it seem...
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Don't know if your generator is diesel but my Onan 5000 would run for 15-20 minutes & cut off, turned out the water pump belt was broke & when the computer sensed the generator water not circulating it shut down.
