Roger Long wrote:
Is there any reason to consider using dual purpose or a one starting,
one deep cycle set up with a 20 hp Yanmar diesel? I would think the
starting loads on the small engine are low enough that two deep cycle
batteries would do fine.

--

Roger Long



No problem - my Yanmar 2gm20's start almost instantly, and there's no
pre-heater, so the load is modest (80 Amps?) and the total drain is
minimal. However, I took the opportunity to replace my starter deep
cycles with zero hassle AGM cranking batteries.