heating wont go off

17 May 2012
Reaction score
United Kingdom
got heating on all working fine as in getting all the rads hot got hot water the problem i got is that when u switch the heating off the boiler says on heating when there no demand the system is potterton flamingo 50s boiler grunfos pump (new) drayton mid pos valve (new) drayton room stat drayton cylinder stat and programmer any help would be appreciated i think the room stat might be lying to me but not sure thanks in advance paul.
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You will need to trace the wiring to see where the unwanted call for heat is coming from.

Thats a test meter job!

can ugive me an idear on how to test using a meter i,e what to set the meter to good with a car but not with the house know how to use meter but do u set it to

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