Hello All, trying to build a 12 volt system, very similar to one of the one on the Victron site, i have the Solar connected to the House banks to charge but how do i include the Engine battery also if im away form the boat for a while and not starting engine drawing attached, its still a work in progress so some thing maybe incorrect. So question is can i wire it so Solar will charge all or put a switch into link if engine ev er dies? version 2.pdf