Hi Tony
Thanks for your reply, don't worry i am not touching anything to do with the boiler.
My biggest puzzle is the fact that it has been firing up even this morning but why it will not now.
When i mentioned the valve before i meant my three port central heating valve not anything...
Hi
I have recently had problems with the boiler which seem to have got worse.
Recently replace the PCB with the refurbished one. all working fine for a few days.
strangely the programmer had to be set hot water and central heating off for them to come on and we couldn't have...