Attached is a picture of my power watch and heart Freedom 25 interface. <br/>My plan is to change out the freedom 25 to an already purchased Magnum 2812 and arc-50.<br/>I also purchased the ME-BMK unit which I will install at the same time or after the inverter install.<br/>My question is, I am not sure where the power watch is attached to, and do I leave it as is or do I have to...