For no reason it just trips out requiring resetting with fault code EA flashing.
Once it is reset it can take anything from 2/3 hours to days for it to happen again.
It started about 6 months ago once in a blue moon but now happens every 2/3 days

Andy Whelan, January 2010

have a look at my recent questions and answers received regarding worcester condensing - as its v cold - u could have frozen condensate - EA code apparently can relate to a few things - is the blue light on?btw check your pressure/ any air in sys/etc - this should get u started to getting on

eddie, January 2010