Just aquired a tempgauge so ive just put that next to the stat to check... if readings match then damn i must be getting old to quick then :S
Indeed thats correct i must be getting old... i removed fromt from room stat threw it in freezer for 2 mins and low & behold clicks earlier :)
One...
Well first of all i would like to thank anyone who can assist in my query.
I have my boiler stat set to 140
cylinder stat set to 140
room stat set at 20 (seems to work)
but if i drop my room stat to 10 leave the system to cool then raise it to 16-18 i dont here a click and my system does...