Hi all. Thought I’d pull the cover on the boiler today to see if anything obvious was at fault. I did notice the thermistor pocket was completely void of any conductive paste, and the element at the end of the thermistor was looking a little corroded. Could this be the issue/ cause of the...
Hi Chris. I believe it does lockout as an overheat. If I press the reset for 10 secs to reveal the code, the red light changes to 5 flashes then a pause (from memory) which I think is overheat? Only happens when firing up (or attempting to) in the morning. Haven’t checked the expansion tank but...
Hi all. I have a Potterton Suprema 40 boiler which is misbehaving. It turns off and on again once every few minutes, even when room stat is calling for constant heat. Then once every little while it’ll lockout - always in the morning, sometimes precipitated by servere pipe knocking all around...
Thanks for the replies chaps - much appreciated! So Ian, can I connect NO to the valve motor live direct from the programmer then, as you suggested I wouldnt need to wire to the boiler itself? thanks in advance
Hi all. New here, I’m hoping to get some confirmation on how to correctly wire a Salus 310tx room stat to my Potterton Suprema. The boiler has an external timer/programmer, but has had no room stat up till now. I’ll post up the boiler wiring diagram... After doing some research, I believe the...