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Mend Saunia Duval F30E Pressure Running Central Heating

saunia duval combi f30e pressure build up?

pressure increasing when running central heating saftey valve opening looseing water until pressure drops then boiler cuts out

Richard
March 2010
Saunia DuvalSaunia Duval F30EHeating, Home Heating SystemsPressure Running Central Heating
Expansion vessel may need Re-charging or pipe to expansion vessel may be blocked.

To re-charge vessel:-
Open safety valve (keep open)
Put bike pump onto expansion vessel (if water comes out of connection vessel may be faulty). Pump up to 1 bar.
Close safety valve and re pressurise system.

Paul
March 2010

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Saunia Duval F30E Pressure Issues - Fixes