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Question About Honeywell Thermostat 191108AC
My screen is flashing a black block with message i...

My screen is flashing a black block with message in it, but it too small for me to read. The unit is cooling fine. It is set on Auto - Cool. We are having extremely hot temps here in Nashville, Tn area. It may be that I need to replace a battery, but just cannot read it.

Asked by Marie Goad on 08/04/2011 1  Answer

ManualsOnline posted an answer 13 years, 2 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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