EA fault
boiler is....
-failing to ignite
or
-failing to detect ignition
or
-gas supply problem
or
-flue problem
or
-condensate blocked
or
-pcb problem
could be any one of these
would have to systematically check & eliminate them
you dont have to dismantle the boiler to check
just use visual & auditory clues
can you hear the fan & pump spinning?
can you see/hear sparking?
AWOL
July 2012