Recent content by NRudd

Back Story. I inherited this boiler when I moved into my house and over the past few years I've learnt and managed to keep it running by replacing the Heat Exchanger and Thermistor myself (thanks to this forum and youtube). A few months back I bled one of our radiators and ever since then when...

Thank you to you both, the new thermistor arrived today and I've successfully replaced it and so far so good, the boiler is working with no warning lights (y).

Thanks guys for all your help, I'll get that part ordered and look to get it replaced in the next few days. Many thanks for your help so far, very much appreciated.

Thanks for a quick response, and sorry to hassle you again (the documentation for this boiler is horrendous), can either of you shed any light on what bit is the thermistor, or what it's referred to in the documentation. I've taken a few photos if that helps.

Hi, can anyone help diagnose a fault with a Heatline Vizo? A few months back I noticed after running hot water that the DHW led would flash on the boiler, this resulted in us having to run the hot water tap slowly in order to get hot water until finally it became hard to get lukewarm water. At...

A DHW fault on a Heatline Vizo boiler