Auto air valve failed, again!
 

On Fri, 03 Jun 2011 18:16:29 +0100, MuddyMike wrote:

Anyone else aware of this being a regular failure on these boilers?

Mucky system water? AAVs have fairly dainty mechanisms which work better
in clean water than gritty mud :-)


--
John Stumbles -- http://yaph.co.uk

It's bad luck to be superstitious.