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Question About Honeywell Thermostat THR840DUK
please could you help, i am replacing my old therm...

please could you help, i am replacing my old thermostat with a honeywell thr840duk, i have 4our wires coming out of the wall ;red, yellow, blue and earth. Now how do i wire up the new thermostat?

Asked by Paul on 01/05/2015 1  Answer

ManualsOnline posted an answer 9 years, 10 months ago

The ManualsOnline team has found the manual for this product! We hope it helps solve your problem. Get the Manual Here

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