I have 2 banks (2 Port, 2 Starboard - total 4 batteries) Group 27 AGM batteries for my 2000 SunDancer CAT 3126s. 2 batteries are new, 2 are 2 years old and load test fine. Over the last few years, the engines are hard starting after I run the boat ~1 hour or more. When the boat comes off of a...
I have 2 banks (2 Port, 2 Starboard - total 4 batteries) Group 27 AGM batteries for my 2000 SunDancer CAT 3126s. 2 batteries are new, 2 are 2 years old and load test fine. Over the last few years, the engines are hard starting after I run the boat ~1 hour or more. When the boat comes off of a...