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Question About Honeywell Thermostat None
Wireless thermostat...

CM921 IS A WIRELESS STAT RED FLASHING LIGHT IS ON THE RECIEVER BOX BY THE BOILER. Power cut has caused the problem but I have lost instructions to clear problem.

Asked by Dennis on 09/29/2008 0  Answer

ManualsOnline posted an answer 16 years, 1 month 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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