Thanks for the advice and will be calling an engineer out soon as. Woke up this morning and water leaked all over the kitchen from base of boiler. Time to get on the phone I think.
My boiler has recently began to increse in pressure up to 4 bar. My central heating works fine for about 30 mins and then gradually increases in pressure. Water is coming out of the discharge pipe and the pressure is flashing with a red lamp. The only work I have had done on it recently was to have ...