Table of Contents
Advertisement
Available languages
Available languages
Basic safety
Read all installation instructions and the safety and
warranty guide before installation.
High voltages may be present! Be sure to turn
off the power at the breaker panel or unplug
your heater and/or air conditioning unit before
attempting installation or disconnecting
any wires.
Use caution when accessing your heater and/or
air conditioning unit. Call a pro if you are not
comfortable installing this product. Installation
will require access to wiring, and may require
the use of ladders or working in locations with
little space. Use a helper if possible and avoid
installing the device when home alone.
Technical specifications
Operating temperature: -22° to 140°F (-30° to 60°C)
Voltage rating: 20-30 VAC
Ingress protection: IP51
2
Setup process
1. Install your Nest thermostat
2. Update your thermostat
3. Turn off the power at the circuit breaker
4. Open the HVAC equipment cover
5. Find the HVAC control board
6. Label the thermostat wiring
7. Install the power connector
a. Cooling and heating system
b. Heating-only system
c. Cooling-only system
d. No C-terminal
8. Close the HVAC cover and turn on the power
9. Confirm power connector installation
Compatibility
Nest Thermostat, Nest Thermostat E, Nest Learning
Thermostat 3rd gen. 24V VAC systems only.
Millivolt or high voltage systems are incompatible.
3
Hide quick links:
Advertisement
Table of Contents
Need help?
Do you have a question about the Nest Power Connector and is the answer not in the manual?
Questions and answers
can't figure out Where to connect the white AUX wire from my old thermostat (Honeywell) to the Google Mesh 4th Generation Learning Thermostar