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Mend Baxi 105e Boiler Pressure Relief Valve

baxi 105e safety valve opening,too much pressure?

central heating on, pressure increase to over 2.5bar causing relief valve to open,Is the safety electrical swiches faulty?

gaz-t
September 2011
checked pressure in expansion vessel this was very low, increased pressure as requested boiler working as it should per manual.thank you.

gaz t
November 2011
Your boiler expension vessel faulty, try fill air to 0.9 bar and see if improve ot fit another one of 24 litre expension vessel on any heating pipe , can be fitted any where

k
September 2011

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