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Steve92004's avatar
Steve92004
Explorer
Nov 08, 2018

Onan 4000 Microliite Carb Spewing Gas from Air Filter

Hi everybody I had a surging issue with my Onan 4000 Microlite (800 hours) I would clean the carb and sometimes it would fix it and sometimes not So I bought a new Amazon Carb, Fuel Pump and Fuel F...
2manytoyz's avatar
2manytoyz
Explorer
Nov 08, 2018
Yep, sounds like a float issue. Had the same thing happen on other small engines. I never had a float with a leak, but did have a dirty needle and seat. When the float would rise, it couldn't completely shut off the fuel, and would slowly overfill the carb.

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