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    Thorn Thermocouple problem?

    Hi again still no luck with firing this bolier back up. I have now changed the overheat stat and bought another thermocouple just incase i had a faulty one also replaced the flame sleave the part with the two small holes in. But none of this worked at all. Can anyone give me any more clues as to...
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    Thorn Thermocouple problem?

    gasman thanks for that! got one 1/2 mile from where i live so i'll hopfully get this bolier working monday.
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    Thorn Thermocouple problem?

    The overheat stat, could i find a replacement off the shelf as this is mereley a few wires and two small screw's. And i would like to think that from what you say that the signal has not been sent to the valve? Craig
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    Thorn Thermocouple problem?

    Hi i have dusted arround the pilot housing but makes no difference :? It is an apollo your right. Can i just clarify a few things; 1.The pilot injector is this the actual part that the two flames come out of, is this the part with the sleeve that you would normally change as well? 2.The...
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    Thorn Thermocouple problem?

    thanks for your reply... I take it that it could be something more than changing the thermocouple? These things tend to happen when cold spells are preditcted. regards Craig
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    Thorn Thermocouple problem?

    Hi thanks for reading! I have an old Thorn 30/50b bolier that uses the Thermocouple type t99-700/I I have changed this about 3 times over the past 5 yrs. Yesterday my pilot light went out and refused to stay lit. So i changed today the thermocouple as before but this time refuses to stay lit? In...
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