A: 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 WARMER and COOLER buttons
together. The lock icon will appear on the display, then release the buttons.
Press all three
buttons in the order
outlined above for
keypad lockout
To unlock the keypad, press and hold the MODE button. While holding the
MODE button, press the WARMER and COOLER buttons together.
The lock icon will disappear from the display, then release the buttons.
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Answer provided by: Kris (3/7/2023)