Installation Manual
Table of Contents
General Information 2
Nest Learning Thermostat Installation Features 2
HVAC System Compatibility 3
Technical Specifications 3
How to use Pro Setup 4
Installation Overview 5
Supported Wiring 7
Nest Thermostat Connectors 7
Wiring Diagrams: Conventional Heating/Cooling Systems 8
Wiring Diagrams: Heat Pump Systems 12
Wiring Diagrams: Multi-Speed Fans 17
Wiring Diagrams: Humidifiers and Dehumidifiers 18
Configuring Nest Thermostat with Pro Setup 19
How to use Pro Setup 19
How to Configure Complex Systems 20
Troubleshooting 23
Handling Unusual Thermostat Wiring 23
Reference Materials 26
How To Quick Reference Guide 26
Wiring Error Quick Reference Guide 29
Troubleshooting Quick Reference Guide 32
Humidifier/Dehumidifier Configurations 34
Where to Find Additional Help 36
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