Recent content by Chrismads

Yeah boiler working fine on both central heating and hot water. Well chuffed... :D :lol: :D It is strange that there is no pad on that pin, its probably a manufacturing defect which has not been picked up or let through as board was functioning correctly and not worth the rework just...

AH-HA!!! Quick trip to Maplin's to get a cheap soldering iron and some solder wick... Cleaned and reflowed that dry joint, job done!! Cheers for the pointers guys. Chris

Cheers Paul, Yeah the missing pad is strange as that relay leg looks like its never been soldered and the boiler has worked fine for 8 years!!! I'm going to reflow that joint and see what happens... Chris

Cheers Tony, I just carried out continuity checks of the NC & NO on the PCB connector. I was measuring the voltage across the top brown and blue wires of the PCB inter connector. I'm not getting any voltage across this pair. I've also noticed that the click is coming from the...

No I've not opened the combustion chamber, I carried out the continuity checks at the PCB terminals. I've replaced the fuse this morning. I get 6V when measuring the voltage across the modulation gas valve coil. The book says this should be 16V and if not to change the PCB. I'm just...

None that I can see.

Hi guys, my boiler is failing to fire up in either CH or DHW mode. I have carried out the fault finding as per the manual and after a short period the LEDs indicate a lack of burner ignition (no ignition signal from the full sequence ignition device). The boiler itself tries to fire up, but...