I have a biasi combi boiler ,it was not firing up and needed a new spark generator,this worked for 3 days now its nt working again,I am told I need to change the main circut board as its not sending the correct signal to the spark generator as this is not sending out enough amps,anyone else had similar problems ?
howtomendit.com for free repair help, information and advice.
Try fixfault.com to fix home heating systems.