Recent content by brianmath

Just had the call i`ve been waiting to hear. Main exchanger replaced & all problems solved. Many thanks for all those who offered advice on this. Bri

I`ll mention all this to the engineer today. Would this blockage not have cleared with power flush i had done on Friday. Anyway, thanks for all your advice. I`ll let you know if the new main exchanger works today & i`ll probably be back for more advice. Cheers again

It`s just had a secondary exchanger, as i stated in my 1st message above. (small grey cylinder thing at the bottom) ++++++++++++++++++++++++++++ Yes, the boiler in question is an Ariston DIA 24 MFFICE. _____________________________________ moderator please note 10a & 5 which are here

Don`t understand is aav open. Also what do you mean by filters. Can you explain. I`m getting familiar with the boiler & it`s workings, but i`m just an end user. Cheers again +++++++++++++++++++++++ By the way it`s a new pump. The air in system you mentio, would that not have been...

Yes you can see the flame, appears to constant to me. Have noticed though as i starts to heat up the boiler makes a strange noise, hard to describe - almost a hissing noise as it`s boiling. Appears to be coming from the top end of the boiler. May be it is the main exchanger. Then cuts the flame...

I`m not a plumber but i had the same fault. Diverter valve (diaphragm)

Aristo DIA boiler, Hot water fluctuating. Heating is ok. Had most parts replaced. new secondary exchanger, both sensors, pump, diaphragm, diverter valve. Also had a power flush which produced hardly anything. Next is the main exchanger. Hot water runs hot then cold, hot then cold. Can`t...