Recent content by robscot

Thanks, please excuse the incorrect terminology as I am not a boiler engineer. >> He is still of the opinion that it's a thermostat/PCB >>or related fault, and is recommending a new boiler. When I said "thermostat" I should have said "temperature sensor" (the CHW temp probe inside the...

Hi again, couldn't get boiler engineer to come out this week, but I've passed on your suggestions and spoken to him on the 'phone. He has visited previously to change the pump-relay PCB so he has inspected the work done by the previous plumber(s). He is still of the opinion that it's a...

Thanks v.much for your responses. >>if a generic part was fitted it may not be correctly set I've got a friendly boiler engineer coming out this week so I'll ask him to check the APS was fitted properly by the original plumber. >> diverter valve is faulty and cycling instead of...

Thx for the reply. No worries - won't be attempting any DIY. Can't say I'm a member of the Ariston fan club either - cold showers have worn a bit thin over the festive period. Another forum had an Ariston cycling and said it could be "the plate HE is blocked with sludge/crap on the system...

Hi all & Happy New Year, Looking for advice about an Ariston EuroCombi A27 which is giving alternating hot&cold water and central heating. The burners fire from a cold-start, but once it has been on for a minute or so, everything (pump+fan+burners) stops dead. A few seconds later it starts...