HAVING THE SAME PROBLEM WITH MINE BUT IT STARTED WITH THE HEATING GOING OFF,HOT WATER WORKED FOR A WHILE THEN THAT FAILED TOO. SEEMS THE PROBLEM IS A FAULTY GAS CONTROL VALVE, NOT A SERVICEABLE PART NEEDS REPLACED.
IAN FRASER RITCHIE
April 2006
I can answer this question...
No hot water in taps, EuroCombi Ariston A/27 MFFI?