Wiring for a new honeywell thermostat Home Improvement Stack Exchange

Wiring Details: The thermostat uses 1 wire to control each of your HVAC system's primary functions, such as heating, cooling, fan, etc. See the diagram below for what each wire controls on your system: Y - Compressor Stage 1 (Cooling) Y2 - Compressor Stage 2 (Cooling) G - Fan C - Common L/A - A - Input for heat pump fault. 0 Thermostat displays actual room temperature [Other options: -3, -2, -1, 1, 2, 3°F offset (-1.5°C to 1.5°C)] 0710 Restore Original Settings 0 No 1 Disconnects thermostat from Wi-Fi and restores original settings (erases customizations). 0890Wi-Fi On/Off 1 Wi-Fi is on and can be connected to a Wi-Fi network. 0 Wi-Fi is off.

View and Download Honeywell Wi-Fi Thermostat 9000 installation manual online. Colour Touchscreen. Wi-Fi Thermostat 9000 thermostat pdf manual download.. Wiring Wiring Guide — Heat Pump Systems Wiring Instructions 1. This thermostat requires a 24VAC common wire to power-up. The K terminal is available for Wiresaver module (THP9045A1023). 2.. How to use your Lyric T5 Wi-Fi Thermostat The screen will wake up by touching the center area of displayed temperature. Mode Select system mode Auto/Heat/Cool/Off/ EM Heat (emergency heat). Menu Contains features: schedule, screen lock, ventilation, Wi-Fi, clean screen, and other thermostat settings. Fan Select Fan mode Auto/On/Circulate.