Recent content by Sheridan

I've looked through the service manual. The fault finder suggests a list of things for "boiler does not supply DHW", and you're right, it suggest 3 diverter valve problems. I've looked up how much they cost, (Approx 100 quid, less VAT), so i'm assuming i'd need a new one, plus the nice man to...

How would I find out? I've got the manual in front of me.

Hi. Have a biasi prisma 24S, inherited in the flat. Was fine, then last week it started taking ages to fire when taps turned on. Now, it's not firing at all, although the CH is working fine. The pressure is ok, and the lockout hasn't triggered, so I don't think it's dangerous? I live in...