There is plenty of fuel, generator is warmed up, and works all appliances while AC is not running. Turn AC on with no other appliances, etc. engaged, generator runs, AC comes on for a few seconds then there is a surge and the amps shown on panel rises above 50 and the generator cuts offs. Code shown is blink pause blink, blink, blink, blink which appears to be 14 fault code: (controller not able to regulate rated frequency). Corrective action: Reduce number of appliances, especially when AC and battery charger is running.
There is nothing else running in the coach when the AC is engaged.
Did not clean spark arrestor, fuel lines, etc. look good.
2001 Itasca Horizon