Recent content by TomD1947

I'm afraid it was the 'pop' alternative well, not quite. It blew the 3amp fuse in the main heating isolating switch. I don't feel inclined to experiment any further instead, I'm about to buy the correct stat, they're only £7.50 plus postage. Thanks for help anyway.

Thanks Jeff. That was my initial thought except when I examined the inside of new stat, terminal 4 is not used. Following your simple logic and tracing through the wiring, I suspect blue (neutral) goes on terminal 2. Just wanted to be certain and avoid the 'pop'.

My existing 25 year old Satchwell TLX 2259 room stat is playing up (no complaints after this length of service) and I ordered and received what I thought was a direct replacement. What arrived was a new Satchwell TLX 2356. At first glance it looks identical except the wiring inside is slightly...