just replaced the the old pcb with a new pcb kit (5111603) and when i turned on the green and orange light flashes, then when i turn the temperature control knob on after 20seconds it blows the internal fuse. please help?
i have a potterton suprima 60 l lvk041200225bp it wont start ? please help
joe, November 2009
Are you sure you have correctly connected the fan, the new pcb wiring does not use an earth on the fan,
Charlieboy, November 2009
check your wiring is correct, is the pump running! if you have a multimeter disconnect wires from fan,pump,gasvalve you are looking for a resistance of over 100 ohms