While I didn't consider this aspect of the modification before reading the reply, I'm disconnecting the 12v wire at the junction box, which is downstream from its connection to the Prodigy. I'd think that the operation of the RF controller wouldn't be affected. It's a bit hard to read the label of the box in the photo…
I'm in the process of installing a DC-DC charger and would like to disconnect the lead on the 7-pole harness that connects the chassis battery to the house battery. This is a bit more complicated in my case as I have a Prodigy RF controller, so have more wires in the junction box. The dealer did the install before I picked…