hello peeps, my cousin whose a plumber installed a brand new boiler on on of the flats that i maintain. the boiler came on the first time and hot water was working fine but it went off after a little while. we were finishing off little bits with it so turned it off from the spur and when we powered it up again it didnt turn on. i am getting power in the boiler after testing and also getting power to the pump, fan ut nothing else. no lights come on the boiler at all. could anyone suggest what may the prob. its it a new pcb??/
thanks
thanks