Red wire, black wire and white wires
I am hooking my battery to my trailer. I have 2 sets of cables. One has a white and a black wire. The other has a white and red wire. Which is negative and positive? I don't now, and when I hooked the...
Forum Discussion
cavie wrote:
Both whites re Negitive.
Not always the truth. He has a 45 year old RV and I would be hesitant to state which is Black and which is White. There are still some current RV's that have Black as ground and White as Ground and White as Positive and Black as Positive. If the RV has a genset, then the large Black will usually be Ground for the genset. Doug
