Recent content by stevethom2

Confirm faulty thermistat replaced and all in order. Thanks all for your help.

I've posted here imaged of: The inside of the room sensor showing the circuit diagram The internal connections to the programmer The wiring diagram for the programmer There is a link in the programmer diagram ( L to 1) that doesn't seem to have been done - could this be any cause?

Switching black from 3 to 4 has no effect.

Hi We recently moved into a property with a combi boiler system comprising a Camay 5 boiler, Drayton SM1 programmer and Danfoss RET230VF2 room thermostat. The system seems to work ok except that the room thermostat will only switch on when temperatures are increased at the dial (or...