What is a changeover valve on a heat pump?
The changeover valve is a device which reverses the flow of refrigerant in the heat pump. This will allow the freon to reverse and heat the home or cool the...
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What is a changeover valve on a heat pump?
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When using Smart Home Security, what do entry and exit delay mean?
Entry delay is the grace period after you've come home to switch system mode before Smart Home Security starts to sound an alarm. Typically, most people switch system mode to...
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When using active rooms on the T9/T10 thermostat, how long are those rooms considered "Active" after motion has last been detected?
The sensor has an occupancy algorithm based on how many motion events it sees within a certain timeframe. This was set up so that if someone briefly walks through a...
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When using Smart Home Security, how does voice control work in different modes?
Smart Home Security offers two kinds of voice control: Alexa, which is a voice interface from Amazon, and requires you to connect your Amazon account OK Security, which is a...
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When there is a loss of power, will the thermostat hold the set point temperature and schedule settings?
Yes, the thermostat stores the set point and schedule. When power is lost to the thermostat, the only information it "loses" is the current time. Once power is restored, the...
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When the Home Security System is placed in ?Away? mode does it also place the Lyric Thermostat in ?Away? mode?
No, placing the Home Security System in "Away" mode does not also change the mode of the Lyric Thermostat.
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When setting up my T5, T5+, or T6 Pro WiFi, why can?t I connect to my WiFi?
If you are unable to complete the setup/connection/registration process, attempt the following before reattempting: Power cycle the thermostat by removing it from the wall for 30 seconds. Reattach the face...
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When replacing my humidifier pad, what side goes up?
The "up" side will have a colored bar that can vary in color, in the middle of the top side.
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When my SD card is full, will I be notified through the Lyric app?
No. Because the oldest clips are overwritten by the newest ones, your SD card will continue to capture clips even when considered full.
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When do the Lyric C1 and C2 WiFi Security Cameras record?
When a motion and/or audio event occurs, the indoor camera will record five seconds pre-event and 25 seconds after. The entire 30-second video clip is immediately uploaded to the Cloud...
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When are the ?U? contacts on the UWP mounting system used?
Only the (Trade model) TH6320WF2003/U (WiFi) model uses these terminals. The TH6320WF2003/U can be configured to control a whole house ventilator or an EARD fresh air damper for ventilation.
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When are the ?U? contacts on the UWP mounting system used?
Only the (Professional model) TH6320WF2003/U (WiFi) model uses these terminals. The TH6320WF2003/U can be configured to control a whole house ventilator or an EARD fresh air damper for ventilation.
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What's the optimal humidity setting for my dehumidifier?
The optimal humidity range as recommended by the industry, including the global organization ASHRAE, is anywhere between 40-60 percent.
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What?s the difference between the T9 Smart Thermostat and the T10 Pro Smart Thermostat?
The T10 Pro is sold through our professional HVAC installers. It offers additional controls that enable HVAC contractors to tailor the thermostat to your specific equipment’s capabilities. The T10 also...
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