Hi Stem,
Thanks so much for your advice. I took the new stat that I bought back and exchanged it for a Honeywell DT90E type which can be connected without a neutral wire. Connected it all up, adjusted the setpoint below the room temp and the CH kicked in. Adjusted the setpoint above the room...
Stem,
I don't think the stat is working as I have set it to 18 degrees C but the room feels a lot hotter than this. The wall stat is in the kitchen away from any draft or windows as well. As per my reply to bengasman when I turn the dial on the wall stat it clicks when I go below 15 degrees...
Thanks for coming back to me.
The boiler was installed in 2002, before I moved into the property. The inbuilt boiler timer control is a Grasslin timer (has 3 settings for CH control which are 1) off, 2) permanently on and 3) 24hr dial timer control which can be manually set by pushing the...
I have a Finest Gold combi boiler. it has it's own independent CH time controller as well as a wall stat linked in. reading the manual it advises that I should fit a 230/240v stat with volt free contacts. The wall stat seems to be on the blink and checking the supply voltage to the wall stat it...