Hi, my 4yr 15hxi is not producing any hot water. I have tried switching it on and off. The fan starts to whirr but no sparks etc show in the inspection window. I'm hoping someone clever will have an answer as cold showers are not good!
2 things, is the pressure in the boiler correct? IE between 1 and 1.5 Bar check the pressure gauge. the second is that if you can still run the central heating then the domestic diverter valve is duff seek a replacement from Ebay
Richard Scanlon
August 2011
Automatic Answer
We may have found other answers which could help you.
howtomendit.com for free repair help, information and advice.
Try fixfault.com to fix home heating systems.