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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...

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...