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Honeywell RTH221B Support Question

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Question posted by diniaramos96 on June 7th, 2014

Honeywell Rth221b Ac Wont Turn Off

So I have a honeywell thermostat install at my. The problem if that when on turn it on and set it on automatic it stays on and wont go off what can I do.

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Related Honeywell RTH221B Manual Pages

Owner's Manual - Page 1

... 6:00 a.m. 8:00 a.m. 6:00 p.m. 10:00 p.m. If the thermostat is following modes. • Cool: System is in cooling mode and another one day. When the safe wait time has elapsed, the message stops flashing and the compressor turns on the screen.  Operation 1.1 Controls Press to set clock or schedule Press to override schedule...

Owner's Manual - Page 2

...Off before removing the batteries. Set the System switch to maintain the new temperature indefinitely. Install two fresh AAA batteries when...thermostat. This warranty gives you specific legal rights, and you wish to be set the time.  Press the Set button. Press the Run button if you may not apply to http://yourhome.honeywell.com, or call 1-800-468-1502. If at Honeywell...