Hello
I've followed your advice and very pleased to inform that the system is working all fine. To help others I have posted the old (ESI, white) configuration and the new rewiring on the smart Drayton wiser.
I've been frantically looking for an installer for a while in my area without success...
I am looking to swap the backplate to the one supplied by the smart Drayton wiser backplate. I figured out there are differences between the two plates and it is not a matter of plug and play. I can safely swap wires but that's all I can do. The white backplate is the ESI, the black one is the...