hello I have a ariston e-combi evo boiler and currently have a crappy thermostat. I wanted to install a better one. currently I only have two wires going to the thermostat from the boilers ta1 connector. manual for boiler found here
http://www.freeboilermanuals.com/assets/pdf/ariston/E-Combi-EVO.pdf
I was looking at geeting a salus st620 thermostat and it says I need a live feed and a switched live feed. I figured the switched live was from ta1 on the boiler. does it matter what wire from ta1 as not sure witch one to use. thanks
http://www.freeboilermanuals.com/assets/pdf/ariston/E-Combi-EVO.pdf
I was looking at geeting a salus st620 thermostat and it says I need a live feed and a switched live feed. I figured the switched live was from ta1 on the boiler. does it matter what wire from ta1 as not sure witch one to use. thanks