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  1. N

    Want to change my old Honeywell thermostat

    Hi I did the wiring as suggested and all appeared to be fine. I have a little problem though Once I installed the thermostat it gave me a room tempreture of 16.5c so I tested the heating by setting the thermostat to 18c. The heating came on and the tempreture went up slowly on the...
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    Want to change my old Honeywell thermostat

    For some strange reason it won't let me put a pic on here. It does have 3 pipes attached to it though
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    VALVE

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    VALVE

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    Want to change my old Honeywell thermostat

    Hi There is 3 pipes on the valve. Here is a pic just to confirm Thanks Nik
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    Valve

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    valve

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    Want to change my old Honeywell thermostat

    Hi Forgive me for sounding a bit dumb but I am a newbie at all this I take it you mean a mid position valve? ( little silver box with motor arm on the side that you can move and it springs back) If that is right I only have the 1 of them. Thanks Nik
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    Want to change my old Honeywell thermostat

    Hi Would you like me to provide anymore information to enable me to correctly wire up the new thermostat without any errors Many thanks Nik
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    Want to change my old Honeywell thermostat

    Hi guys The boiler I have is a Glow Worm Micron. There is a label on the front wich says 40FF. I don't know if that is any help. Many thanks Nik
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    Want to change my old Honeywell thermostat

    vicvapour Thank you for your input regarding my questions In light of your comments would you be able to advise on how I would wire my existing wiring to the honeywell DT90E thermostat Thank you Nik
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    Want to change my old Honeywell thermostat

    D_Hailsham Many thanks for your help I tested the stat with a neon screwdriver and it appears to be just as you say. The brown is live when I turn the heating on. And the Yellow/Green is only live when I turn the thermostat up. I have ordered the honeywell thermostat so it should be...
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    Want to change my old Honeywell thermostat

    Hi Sorry for the delay in getting back with your request for a picture Please see attached a pic of the thermostat in question Many thanks Nik
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    Want to change my old Honeywell thermostat

    Hi thanks for the advice. I should have mentioned I live in a top floor flat with all the rooms close together and the hallway not being very large. Nik
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