Unknown power wires
I have just purchased a 2000 r-vision 8301 trail lite Travel trailer. There are some wires under the sink that I could not figure out what they were for. After replacing the battery, I figured out th...
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I ohmed the wires to confirm that one goes directly to the positive in the power supply 12v section. The other definitely goes directly to the battery positive. I have not found where the other wire goes. There are no more wires in the power supply. And I have had it opened and taken apart. I had to lubricate the power supply fan as it was not working properly and was noisy. Another thought is maybe it has something to do with electric brakes? I don’t know yet if electric brakes are powered by the trailer power or the truck power. I am investigating that now.
