My first thought is to run your 12V appliances off your aux battery, and
keep that battery happy with a good "smart" battery charger connected to
the shore power.
--
Mike "Rocket J Squirrel" Elliott
71 Type 2: the Wonderbus
84 Westfalia: Mellow Yellow ("The Electrical Banana")
74 Utility Trailer. Ladybug Trailer, Inc., San Juan Capistrano
KG6RCR

On 1/20/2008 6:32 AM David O'Bryan wrote:

> I'm in the process of putting in an auxiliary battery and separate fuse
> panel on my '87 Westy.  I'll be using a Shurepower 1315 system to separate
> and charge the auxiliary battery from the alternator.  I'm also adding a
> separate fuse panel for the auxiliary battery and will run all the inside
> lights, radio, Westy stuff, and extra 12V power sockets from it.
>
> My desire is to be able to use 120V shore power (when available) to run the
> 12V accessories from the auxiliary battery fuse panel, in lieu of running
> down the auxiliary battery when at camp.  I'm guessing that someone has
> figured out a good way to do this.  Any ideas?
>
> Thanks.  :-)
>
> Dave O
> '87 Westy w/ 2002 Subaru EJ25