central heating

[petebutt]

hello all,
i have just moved into a new house i have agas boiler which is a halstead eden x type vbx 18&30 it is controllled by a drayton lp522 programmer my problem is that the heating comes on at night and i am unable to turn off even turned thermostat right down but during day you can control it turning it on & off as much as you like please help

 

[Softus]

How long does it run for at night?

 

[gas4you]

Is it in a garage? If so could be the frost stat kicking in at night. It could be set too high, or not be in series with a pipe stat, or both.

House bashers haven't a clue about heating and boilers

 

[petebutt]

thankyou it is in the garage and ive got a feeling the frost stat might be too high will try that. many many thanks

 

[Diyisfun]

thankyou it is in the garage and ive got a feeling the frost stat might be too high will try that. many many thanks

I thort frost stats were factory set