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ichudov's avatar
ichudov
Explorer
May 22, 2016

12 available in house ONLY when the motor is running

I have a problem which I am going to troubleshoot today using a multimeter and what not. The problem is that 12v electricity is only available in "house" when the main engine is running. All Ba...
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bsinmich's avatar
bsinmich
Explorer
May 22, 2016
First guess is that you have polarity wrong someplace in that system. Batteries, inverter, ?. Polarity should be the same from chassis and house batteries.

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