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thetortoise, if you find the fault and its not the HE please post your findings. Perhaps Agile will thank you for your help. Your observations are identical to my experience. i to thought a sensor fault because of the lack of modulation or modulating to late then lock out. How much did...

Hi thetortoise. If you've read this thread from the beginning you'll find that most of the replies to my post were to complain about me fitting the system myself. All in all i got very little help and i had to ask what i'd done to offend the members. so tread carefully if your not a fully...

Tony just checked the temp. about 74 flow and 60ish return checked a dozen time and then on the last check the return temp went down to 40 and repeated this about 5 more times and got 40ish everytime then bak to 60. yes matrix i mean heat exchanger. iwas thinking heater matrix. brother...

Agile: Still not sure whats getting you offside. Any answer that i get from this forum will be tried by my brother (corgi registered) He set the boiler up as per the instructions and all was well. The faults has developed reciently and he has gone to town onthe setup now checking everything...

Tonymaloan: Thanks for your help i was thinking i'd upset everyone here. makes me laugh a bit the web site is a do it yourself site. Obviously somethings you've got to get the tradesman in, and i have for the setup but once there stumped its onto the forums. Could you explain in a little...

first things first. why the atitude? I fitted the boiler but the set and conection was made by my brother Corgi registered plumber. Agile: the pressure setting were set by corgi they were max/min burner pressure plus gas flow and flue temp and pressure if i remember correctly. i...

Mehran, great help?. ChrisR, Still puzzled. looked over the forum but struggling to find the answers. your right i probably is on here but i cannot find it. do you think it is the heat exchanger? Merhan thinks its the heat exchanger thats blocked but which side the heating side or the...

Yes fitted it myself but did power flush the system. The pressure are set correctly but i apprciate the point your making. The central heating works perfect, would this not demonstrate that the system was clear as its the same circiut used to heat the rads as it is to heat the water? the...

Can anybody help? I changed my boiler to a Biasi Garda HE 28 fitted about 6 months and everything worked as it should. Now for some reason when I run the shower the hot water heats up and works fine for about 2 minutes and then goes stone cold. After about 30-40 seconds the water heats up again...