starting

My Hunter 36 has 2 4D house batteries and a separate starting battery. The engine alternator recharges the starting battery but not the house batteries. I don't believe the starting battery was original equipment. I'm thinking that I need to wire all batteries together in series with an...

Hi folks, I have a 1988 Catalina 20 mk2 with a universal Diesel M25. I have replaced with NEW the dip tube in the tank, the hose to the Racor the Racor and hose to the Electric lift pump and the pump and the hose to the engine. all are new. I also replaced the seal and filter on the 2ndary...