Browse the ecobee support knowledgebase for guidance on how to install your ecobee3 lite Wiring Diagrams · ecobee4 Wiring Diagrams · 3-wire heat-only a boiler and AC (dual transformer system) · ecobee thermostat installation with an.
If you have an air conditioner or a heat pump, this switches the . in the installation manual that came with your ecobee3 also does a great job.
I hooked my Ecobee3 to my Central Air unit using it’s R,G,Y and C. All Your A/C and boiler don’t share a common C. Look at the diagram on.
The following wiring diagrams are for the ecobee4 thermostat and common HVAC equipment HEAT PUMP (AIR OR GEOTHERMAL) WITH AUXILIARY HEAT. Power off your Heating, Ventilation and Air If you have a C wire, it will power your ecobee. You won’t need the Power.
Extender Kit .. Wiring diagrams.Air Conditioner Boiler or Heat Pump* *Stage 2 heat and cool, if applicable NOTE Do not connect any jumper wires between Rc and Rh. ecobee does this automatically. The R wire needs to go into the Rc terminal on your ecobee.
Page WIRIN G D IAGRAM Power Extender Kit thermostat wiring. 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 • For heat pumps (air or geothermal), see page • For boilers or radiant heat systems, see page • . Installing your ecobee with a boiler and AC (dual transformer system) ecobee thermostat installation with an isolation relay ecobee3 lite with 4-wire hot water zone valves.
WIRING DIAGRAM Conventional heating and cooling (up to 2 stages each) Y1 Y2 C Y1 Y2 W1 W2 R C G Rc G Y1 Y2 O/B PEK W2 W1 C RH Air Conditioner Furnace Stage 2 heat and cool, if applicable NOTE: Do not jumper Rc or Rh. ecobee does this automatically.
The R wire needs to go into the Rc terminal on your ecobee. This diagram illustrates the wiring connections for a heat-pump system with auxiliary heating.
W2, AUX and or E (Emergency) wiring connections will normally connect to the ecobee3 W1 terminal. ecobee3 manages auxiliary heating through the W1 & W2 (if there is more than 1-stage of aux heat.Help with Ecobee3 install, separate AC and Boiler : ecobeeEcobee starts furnace when call for AC is made.
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