Swapping that will scare me more. The timer stopped working after a valve was replaced on the hot water cylinder, no combi here. This way I get a more accurate temperature and get my timer back.
Brilliant, I'll be doing that in the morning then. What sort of thermostat would use the blue and earth wires then? Just wondered why and old dial one has more wires than a modern programme able one.
Hi guys
Just picked up the DRT2 and there are 3 connections, taylortwocities you mentioned there are only 2, here's a pic. So the red and yellow go in which hole