The pek gets installed at your furnace control board and is wired in with.
Ecobee power extender kit replacement.
Installing your ecobee thermostat with the power extender kit no c wire my air conditioning won t turn on.
Install power extender kit pek some thermostats do not have a c wire.
If there are only 4 wires to your existing thermostat you can use the ecobee power extender kit to power your thermostat instead of running another wire as the common c wire.
Threshold settings for ecobee thermostats.
Mobile app web portal.
The thermostat gets more energy when the system is off and gets less when it s running meaning that the chances of failure are higher if your ac is almost ever running.
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If you have a multimeter you can test the voltage between rc and c at the ecobee anything less than 24 vac is insufficient.
This step requires you to work with wiring at your hvac control board.
How can i troubleshoot.
If you are not comfortable.
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Check for the following.
The ecobee power extender kit uses the power stealing technology meaning that it will try to steal as much energy as it can from the hvac control lines to recharge its batteries.
The c wire is used to reliably provide power to the thermostat.
Ecobee smartthermostat with voice control smartsensor included.
The ecobee draws power from the furnace so any disruption to this power source will result in a loss of power at the thermostat.
Ensure your wire and terminal connections in the power extender kit are secure if you installed the power extender kit make sure you inserted the wires into the correct terminals.
What are activities and comfort settings.
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In this case the pek can use the existing wires to power your thermostat.
Use the power extender kit to simplify your ecobee installation.