dougrainer wrote:
Try running a GROUND wire from the Inverter Ground wire case connection to the Ground/frame of the RV. Inverters are supposed to be grounded to the RV. The Battery neg is not enough. Doug
My 2000w Vector MAXX inverter manual says the chassis ground is just for reducing interference on the television, etc.
The manual warns not to run the chassis ground wire around to the input neg terminal of the inverter, but to run it directly to the frame.
With inverter to battery, you don't need the battery to be grounded to the frame at all, but it usually is of course in an RV