390 motoryacht

My air compressor will recharge itself usually in the middle of the night waking us up, how can I disable it altogether so it doesn’t come on

Hot water tank switch on the panel keeps flipping off. This is a new to us 390 Motor Yacht. The tank is new and seems to work okay. Any ideas of why it would trip the panel? Not sure what to look for. Anyone with similar problem? Thanks.

All, I am interested in purchasing a 2005 390 motoryacht. She is equipped with most options and has the Cummins 480 CE engines with approximately 200 hours. I am interested in your opinions about the boat including performance, problems areas, what to watch out for in the survey, any...