Our coach has a humongous 12VDC battery in the top rack and four 6VDC batteries in the bottom rack.
I'm pretty sure the large 12VDC battery is the chassis battery and the 6VDC group is the house batteries.
Without me spending time figuring that out with a meter I wanted your input! Thanks!
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Joe & Annette
Sometimes I sits and thinks, sometimes I just sits.....
2002 Monaco Windsor 40PBT, 2013 Honda CRV AWD