Onan 4000 surging at idle warmed up only
My Onan 4000 has developed surging at idle idle after warming up. If I apply a load, it smooths out. I did a change of air filter, oil and fuel filter. I also ran Seafoam mixture in 1 gallon can of...
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Not sure if this would be the issue, but have you tried playing with the altitude adjustment? (on mine, the knob for this is partially hidden behind a small hose, but it's there)
-Chris
-Chris
