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Question About Honeywell Thermostat T6620B
My T6620B thermostat has started to decrease the t...

My T6620B thermostat has started to decrease the the room temp indication by .5C until it reaches the minimum temp of 5C. This has occurred after I changed the batteries. Is there a reset function on this thermostat? Regards Mike Needham

Asked by Michael on 11/14/2013 0  Answer

ManualsOnline posted an answer 10 years, 11 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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