VERY HARD WATER AREA... AND THE COMBI WAS FITTED ON TO AN OLD SYSTEM ,,,, BUT WOULD THIS NOT EFFECT THE HEATING AS WELL AS THE HOT WATER FROM THE TAPS, THE HERATING IS FINE THOUGH..
TA
We got a halstead combi fitted 18 months ago. When the heating is on everything is fine but when i put the hot water on and run the shower or tap the water comes out very slow and the combi goes into lockout. There is a lot of noise from the boiler gurgles and stuff like that. So i HAVE TO...