I believe you have a 150 amp circuit breaker on the passenger side of the engine compartment that connects the alternator output to the power distribution unit on the left side of the steps inside the coach. don't take this as fact its something i remember from working on a sunseeker.
Jake my sidekick (yellow Lab) 10/04 - 05/20
2017 RAM 2500 CC 4X4 Cummins Diesel
2016 Flagstaff 26 FKWS
AF&AM & El Korah Shrine of Idaho