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The thermostat screen illuminates for 12 seconds when any button is pressed.
Appears on the screen when the setpoint temperature is displayed.
Indicates when the thermostat batteries need to be replaced.
Shows current operating status like cooling, heating, or auxiliary heat activation.
Displays the measured ambient temperature and the setpoint temperature.
Details the Cool, Off, Heat, and Em Heat system operating modes.
Warning against using cooling mode when outdoor temperature is below 50°F (10°C).
The fan runs only when heating or cooling is taking place.
The fan runs continuously for improved air circulation or cleaning.
Press adjustment buttons to display the setpoint temperature for five seconds.
Press adjustment buttons while setpoint is displayed to change the value.
Batteries are not needed if the thermostat is connected to 24 VAC.
Set system to Off, then install two fresh AAA batteries.
System operation is disabled if batteries are not replaced within 60 days.
Check circuit breaker, power, furnace door, and battery installation.
Indicates compressor protection delay; wait for the compressor to start.
Thermostat disabled due to extreme ambient temperatures (above 122°F or below 32°F).
Indicates thermostat disabled due to temperature sensor circuit issues.
Occurs when the system switch is set to Off.
Explains display limits (99°F) versus control limits (122°F).
Visit www.gemtech-thermostats.com for assistance with this product.
General| Brand | Gemtech |
|---|---|
| Model | GT110D |
| Category | Thermostat |
| Language | English |
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