DIY Doctor UK DIY Forums

Posted: **Mon Dec 05, 2016 5:29 pm**

I have an old 3 wire room thermostat is it possible to change it to a new 2 wire digital one?

Posted: **Tue Dec 06, 2016 7:21 am**

You should be able to connect the neutral safely in a separate connector block. Then just use the swicth wires.

Changing Room Thermostat to new Digital Thermostat