Recent content by HB79

Hi numpty1, thanks. I just removed the lhs (flue) bung, the problem still persists and I would say its worse with the bung removed (it shuts down quicker/does run as long). I have done some tests on the DHW & CH sensors and the resistance vs. temp profile matches the spec in the manual. I...

Correction to my last post, the flame is going out when the water is going cold - I was getting duff info from my wife downstairs....

Hi Guys, thanks for the replies so far. Firstly and foremost I am not touching any gas/combustion parts of the boiler - my heating engineer is doing the work, I am just interested in helping him to get it working. I am a electronics engineer so I don't mind changing a couple of temperature...

Hi, I have searched and read the many posts about similar problems with the Modena, however I believe my case is slightly different: CH is OK, works fine. DHW downstairs in the kitchen is OK, full time hot water. DHW upstairs in the bathroom (bath) fluctuates hot & cold. When the bath...