I have the same problem. had recent visit from british gas engineer who says this is not an accessible part. he showed the blockage in the flexible hose but says it cannot be cured and i need a new boiler ( current one 12 years old) am i being taken for a ride?

Alan, October 2008

Of course you are ! That wa#ker is trying it on. I'm supprised he didn't put a warning lable on something. Toss#rs....

Jason, October 2008