Recent content by AR74

Thanks for your replies. I googled the 3 port valve thing but the symptoms seem slightly different to the issue I am having, although that obviously does not rule it out as the cause. My initial thoughts were that it was a problem with the programmer but unfortunately this poses a few...

Thanks for the reply Dilalio. I am afraid I don't know but... There is a smallish metal box attached to the pipework in the airing cupboard. The label on it says that it is a Honeywell F-5 and also says "Sundial Y Plan 3 Position Diverter Valve". I assume this means I have a "Y plan" system...

Hello. New to the forum but I have seen members have been able to help people with their heating problems and I was hoping someone might be able to help me out similarly. I am a complete novice when it comes to plumbing/central heating so might be missing something really obvious but I will try...