Forum Discussion

mikestock's avatar
mikestock
Explorer
Jan 27, 2017

Connecting the towed battery to the 12 v house system

I made a fused jumper to connect along side of the regular tail light system. I ran + and - to the starter battery to be sure I had a good constant ground. I ran the same type fused jumper from my hou...
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hanko's avatar
hanko
Explorer
Jan 27, 2017
wolfe10 wrote:
I see no reason for a diode-- that is unless you are dry camping and forget to unplug the charge wire.

And if you decide to use a diode, make sure it is not a standard one that "charges" around .7 VDC. That much of a drop will render the charge wire pretty well useless.



doent the 12 volt at the 7 wire plug run through and isolater. I know it does on my coach. the circuit goes dead when I shut the engine off on the motorhome

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