Recent content by si74

HI... I WONDER IF ANYONE CAN HELP HAVE JUST HAD A DIAGHRAM FITTED FOR HOT WATER BY A LOCAL BOILER COMPANY.. AND NOW HAVE WHEN CH TURNED ON A BOILING RUBBLE NOISE COME FROM THE HEATER... THIS SOME TIMES GOES AWAY AFTER A COUPLE OF MINUTES, BUT SOME TIMES NOT. CH WORKS FINE WITH ALL THE RADS...