BOILER PROBLEM Help and information on all topics relating to your central heating, air conditioning and ventilation issues.

[pauly1006]

I HAVE JUST HAD A KESTON QUDOS 28H INSTALLED AND THE FAULT E12 KEEPS COMING UP, THIS SO THE INSTRUCTIONS SAYS A FLOW AND RETURN OVER HEAT THE BOILER IS OK SO IS THERE A PROBLEM WITH THE NEW PIPEWORK OR PUMP ETC

[bd3cc]

Keston technical may well help. Number should be on the Literature left with you. Otherwise, call the plumber back

[Steve the gas]

Hi Pauly,

Firstly -caps lock off please - its regarded as shouting.

If the boiler says its overheating on flow and return - its prolly the boiler that is airlocked.

Bleed the pump, is the AAV open- does it have one?

Hth