17
If you need help with the wiring, refer to the reference
diagrams at the back of this guide:
• For conventional heating and cooling systems, see
page 29.
• For heat pumps (air or geothermal), see page 30.
• For boilers or radiant heat systems, see page 31.
• For accessory devices like dehumidifiers, humidifiers,
or ventilators, see pages 32–35.
• For PEK installations, see page 36.
Attach thermostat
Push any excess wires back into the wall, and connect your
ecobee3 thermostat to the base.
