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Question About Honeywell Thermostat RTH230B
I have a Honeywell RTH230B thermostat. The time k...

I have a Honeywell RTH230B thermostat. The time keeps blinking and the heat program goes blank. It will reset for several hours, blinks & then goes blank. I checked the batteries & they are fine.

Asked by Terri on 03/11/2015 1  Answer

ManualsOnline posted an answer 9 years, 6 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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