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home heating systems?

so is E168 a circuit board error or the generator/igniter probloem?
weps, February 2010
If you've faced an E168 fault, either as an installer or a consumer, please sign the following petition. Please also pass on this petition link to anyone else you know that has suffered this problem. http://www.ipetitions.com/petition/e168error/

Stuart Wilson, April 2011
ive never known an air pressure switch failure to burn out an electroce or any part, ? your code indicates a pcb fault

john, March 2010
is it a promax? if so it aint got an aps. as far as i know e168 is board fault but best to give potterton a call and ask before shelling out as it's not a cheap part.

Ian, February 2010
the aps has failed causing the ignition electrode to burnout

pete the plum, February 2010
link Click here to see other fixes for E168.