if any of you need the modified RECUPERATOR theres someone selling them on ebay for £100 or best offer, i got mine for £95 fitted it no problem and it has cured the a77 fault, mine was a early model with the ristrictor wire detection pins next to one another, the new modified RECUPERATOR has the...
the A01 fault code is nearly always down to the pcb, 99% of the time in fact, its a common fault, but not common enough for ariston to be responsible for boilers out of the warantee. you can normaly check this yourself, while the tap is running check if the electrodes are still sparking even...