Mine is also a 120 v motor that is primary port electric room ( hole)lol next to hw tank. with 12v secondary near tank under galley. It looks just like a pool pump with pressure switch. It is original and I have manual. I can get you specs if you want. Text me 585-323-1111 mike
New to me 97 sundancer 500 with 240v,120v,24v and 12v systems
7 battery's, 2 x12v =24v in series for Catapillar C12s, 2x12v in parallel for house, 1x12v for deisel westerbeke generator. 2 inverters, a 24v and a 12v. ....24v banks fine- batteries charge on shore and under way. 12v "house"charges...