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Mend Ferroli Optimax HE 31e Boiler Pressure Heating Systems

how can i stop my ferroli optimax he 31e from losing pressure?

pressure drops by half a bar every day , resulting in topping up every other day. any suggestions on how to stop it dropping pressure please.

caren
January 2010
FerroliFerroli Optimax HE 31eHeating, Home Heating SystemsBoiler Pressure Heating Systems
two possibilities, you either have a water leak , or your expansion vessel needs recharging.

Henry
January 2010

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Ferroli Optimax HE 31e Losing Pressure - Fixes