We have a 2006 coachman. I have interior and exterior lights. No fridge, fan, a/c or furnace. Checked all fuses and breakers seem to be fine. Battery was completely dead so disconnected it. The pump b...
You likely need a fully charged battery hooked up to operate the fridge, fan and furnace control board. the A/C will not work on battery. You must be plugged into shore power for A/C, microwave, interior outlets, etc. Often the battery serves as a "buffer" between the converter and the house 12 systems to prevent damage. More folk will probably give you a better explanation soon.
PS. It is a CoachmEn, not CoachmAn.
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