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Time to revive this boiler thread ! well its lasted 12 months now more problems :-) Firstly the hot water temp has dropped, everything else works fine just that the hot water isn't very hot (ie you can hold your hand under it) im thinking this time it probably is the heat exchanger full of...

so thx all agin for replies, but can anyone tell me if it is possible to remove/clean/replace the diverter valve without draining the whole heating circuit ?

Thanks for replies, i should clarify the boiler is out of warranty, only 8 moths since last problem ! blocked condenstae drain caused back flooding and water to come out of burner area !. So how hard is it to change/clean the diverter valve ? do i need to drain the heating circuit or can the...

Just noticed that when we run the bath, the bathroom radiator is also getting warm/hot, only just started. We have a Glow worm 30cxi, got to say had nothing but problems with it since it was installed :-(, but has been ok for about 8 months till now. Now i'm none to versed in boilers so if you...

Turned out to be a faulty PCB, cost me around £280 with callouts to get it fixed

Thanks for replies, should say fuse has only blown the once and never since, can get a slow flow of hot water but as soon as i turn up to full or anything like full ,,,,F17 error and bolier "reboots@ ! ++++++++++++++++++++++++++++++++ Oh and just thought i'd let you all know called...

I don't think it could be PCB as this sits vertically at front of boiler and didn't get any water on it, though why fuse blew on it ?? but thx

My problem. Boiler stopped working one morning. Our local gas engineer attended and found the condensent drain had blocked causing a water leak inside the boiler and consequently the fuse had blown on the main PCB. So drain cleared, water cleared, fuse replaced. Boiler fully serviced at...