Honeywell RTH8580WF ユーザーズマニュアル

Unregistering thermostat

If you remove the thermostat from your 

Total Connect Comfort website account (for 

example, you’re moving and leaving the 

thermostat behind), the message center 

will scroll UNREGISTERED FROM TOTAL 

CONNECT for 3 minutes.
After that, it will alternate displaying 

REGISTER AT TOTAL CONNECT, the MAC 

ID and the MAC CRC.

M5XX26

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