Air Conditioning & Heating
Locking/Unlocking the Keypad
To prevent unauthorized use of the thermostat, the front panel buttons may be disabled. To disable, or ‘lock’ the keypad, press and hold the MODE button. While holding the MODE button,
press the UP and DOWN buttons together. The 
icon will appear on the display, then release the buttons.
12:00 | Pm | 76 |
Press all three |
| |
buttons in the order |
| COOL |
AUTO |
| 70 68 |
outlined above for |
| |
keypad lockout |
| HEAT |
|
| |
MODE |
|
|
8
To unlock the keypad, press and hold the MODE button. While holding the MODE button, press the UP and DOWN buttons
together. The 
icon will disappear from the display, then release the buttons.
Page 8.3