Is the Nest Smart Programmable WiFi thermostat model
GA02081-US compatible with our Heil multi speed furnace
Model H9MVX080J20A1 10 year old furnace? We’re having trouble getting the AC to work. There are 5 wires going into the nest. Heat works fine! null

Question

Is the Nest Smart Programmable WiFi thermostat model 
 GA02081-US compatible with our Heil multi speed furnace 
Model H9MVX080J20A1 10 year old furnace? We’re having trouble getting the AC to work. There are 5 wires going into the nest. Heat works fine! null

Nest Support · Accepted Answer

Nest Learning Thermostat is compatible with system fans that have up to three speeds.

Here's a helpful link:
Fan compatibility with Nest thermostats: https://support.google.com/googlenest/answer/9259652

We suggest contacting our support team to guide you with the compatibility. You can reach out to use through this link: https://support.google.com/googlenest/gethelp

“Is the Nest Smart Programmable WiFi thermostat model GA02081-US compatible with our Heil multi speed furnace Model H9MVX080J20A1 10 year old furnace? We’re having trouble getting the AC to work. There are 5 wires going into the nest. Heat works fine!”

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