Cool to Dry can use your central air conditioner or heat pump to help lower the humidity in your home. Some cooling systems are also manufactured with a dehumidification mode to help reduce excess moisture.
Follow these steps to view your system’s wiring, and then check the Google Nest thermostat’s star connector to find out if your cooling system has a dehumidification mode.
How to check your thermostat's wiring for dehumidification mode
Follow these steps to view your system’s wiring, and then check the Nest thermostat’s terminal to find out if your cooling system has a dehumidification mode.
Note: Only 2nd and 3rd generation Nest Learning Thermostats are compatible with systems that have a standalone dehumidifier or an air conditioner with a dehumidification mode.
On your Nest thermostat:
1. Press your thermostat’s ring to open the Quick View menu.
2. Choose Settings Equipment.
With the Nest app:
1. Select the thermostat you’d like to check on the app home screen.
2. Tap Settings .
3. Choose Equipment Wiring.
If there isn't a wire in the star connector
Your air conditioner doesn't have a dehumidification
If there is a wire in the star connector,
Check your system's manual or ask a local pro
If you still need help determining if your air conditioner or heat pump has a dehumidification mode, look up your model number on the manufacturer’s website, or check the manual. A local pro installer will also be able to determine if your system has a dehumidification mode.