Boiler : Glowworm Swiftflow 75 combi.
Problem : With central heating swiched off the boiler works fine and DHW on demand. With central heating switched on pressure rises from 0.7 bar min to 2.5 bar over a period of 25 mins. At this point the pilot light goes out and will not stay lit...
Boiler- Glowworm swift flow 75/80.
Problem appears to have started after removing radiators from wall to decorate.
With central heating turned off boiler appears to operate normal ie pilot light remains lit at all times and increases in size when turning on hot water at the taps...
