Why not just put a battery Isolator in. It will allow you to charge both batteries without drawing power from on another. The problem using a switch to select the battery is if you forget. That said I don't have a need to use both batteries at the same time so there may be a better way. JFF http://www.smithae.com/surepower.html >I was looking at a way to hook the aux and vehicle batteries of the Westy >together. I have a charger set up on the aux batt, so that it gets charged >whenever the vehicle is plugged in. I would like to connect the two so >that the vehicle batt can share in that charging when needed. Or let the >aux batt boost the vehicle batt when needed. So I thought, there's already >a relay in place to do this. How about a little switch to energize the >coil on that relay? I tried applying 12V to the blue wire and that did the >trick. So then I started to find a switch to install for the purpose. Now >I am thinking about where that 12V is going to go when it also travels back >down the blue wire to the alternator. Is this a bad idea? Thanks for any >input. > >Edward |
Please note - During the past 17 years of operation, several gigabytes of
Vanagon mail messages have been archived. Searching the entire collection
will take up to five minutes to complete. Please be patient!
Return to the archives @ gerry.vanagon.com
The vanagon mailing list archives are copyright (c) 1994-2011, and may not be reproduced without the express written permission of the list administrators. Posting messages to this mailing list grants a license to the mailing list administrators to reproduce the message in a compilation, either printed or electronic. All compilations will be not-for-profit, with any excess proceeds going to the Vanagon mailing list.
Any profits from list compilations go exclusively towards the management and operation of the Vanagon mailing list and vanagon mailing list web site.