Originally Posted by tharasym
I am just doing some checks on my '09 19H that I just bought and noticed that my a/c unit (even just the fan) doesn't work unless I am plugged in. When I am plugged in it works great. My interior lights work fine when I'm not plugged in, does this mean I am in need of a new battery (enough charge for lights but not enough for a/c?) Or is there a different problem? Or is the a/c only meant to be used when plugged in? Anyway, Thanks for your responses.
Two different power sources:
The a/c only meant to be used when plugged in. It is on 120 volt alternating power only.
Interior lights are on 12 volt direct current power only from your TT battery.
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