Installation guide - ecobee

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Installation guide3Welcome!If you have questions, we have answers. Visit for tutorials, how-to videos and support is also available by email or by phone: (North America) (International)Compatible systemsecobee3 works with most centralized residential heating and cooling :up to 2 stagesCooling:up to 2 stagesHeat pumps:1 or 2 stages + up to 2 stages auxiliary heatAccessories:Dehumidifier, humidifier or ventilation device4Items included in box ABCDEFGADBECGFecobee3 thermostat with back plate and trim plate Remote Sensor and stand Power Extender Kit (optional)Large trim plate Screws and drywall plugs Information booklets Double-sided adhesiveswire labels Installation guide Quick Start Guide5ABABPhillips screwdriver Drill for mounting anchors with 3 inch drill bitItems you ll needTip: Review all the instructions

labelled “C” or “common”, skip to step 4. Attach back plate to wall Secure the back plate to your wall with the provided screws. Connect wires to ecobee3 Use the stickers from step 2 as a guide and insert the wires into ecobee3 terminal blocks. Power on your HVAC system Power back on your HVAC equipment. Your ecobee3 will