Connect with Comfort

Wi-Fi FAQ

COMPATIBILITY
Can I connect my thermostat to a Wi-Fi hotspot?

No, your BlueLink Smart Connect thermostat is not able to connect to a Wi-Fi hotspot at this time.

Does this thermostat require a 24VAC Common "C" wire?

A 24VAC common "C" wire is required if using Wi-Fi. The common "C" wire is also known as the 5th wire in most standard applications. If there are not enough wires coming out of the wall at the thermostat, you can install the Share-a-Wire module at the equipment, which will allow a common connection using a standard 4-wire installation.

Can this thermostat be used on a millivolt system?

This thermostat can only be used on a millivolt system if Wi-Fi is not being used and the thermostat is powered by batteries only.

What router security settings are supported?

Most standard router security protocols are supported: OPEN, WPA/TKIP/PSK, WPA2/AES/PSK, WPA2/MIXED/PSK, WPA/AES/PSK and WPA2/TKIP/PSK.

REMOTE SENSORS
How many Wireless Remote Sensors can be connected?

A maximum of four BlueLink wireless remote sensors can be connected. Out of this maximum, only one wireless outdoor sensor or wireless humidity sensor can be connected.

Can a Wired Remote Sensor be used?

Yes, one Braeburn indoor or outdoor "wired" remote sensor can be connected to the S1 and S2 terminals on the thermostat You can only mix "wired" and "wireless" remote sensors if they are different types. For example: You cannot connect a wired indoor remote sensor and a wireless indoor remote sensor, however you can connect a wired outdoor remote sensor and a wireless indoor remote sensor.

How do I pair a Wireless Remote Sensor with the Thermostat?

1) Put the thermostat into wireless connection mode by pressing and holding down the CONFIG and DAY/TIME buttons for 3 seconds.
2) Press NEXT until the word SENS appears in the display.
3) On the sensor you wish to pair, press and hold the CONNECT button for 3 seconds (The connect button is a small button located on the back of the indoor sensor or on the circuit board of the outdoor and humidity sensors).
4) Once paired, the blue LED on the sensor will turn on for 60 seconds. Additionally, the thermostat display will indicate which sensor has been paired (i.e. ODS for Outdoor Sensor).
5) Press NEXT on the thermostat and repeat steps 3 and 4 or press RETURN to exit.

How far away can I mount a wireless remote sensor?

There is no exact formula for how far away from the thermostat you can mount a wireless remote sensor. Many factors, such as building construction, can affect a wireless signal. It is recommended to try pairing the remote sensor in the desired location before mounting it. Metal walls can greatly reduce wireless range.

THERMOSTAT DISPLAY
What does a flashing in the display mean?

If the in the thermostat display is flashing it means your thermostat has lost it's Wi-Fi connection. Check your router to make sure you have Internet access. You may also try removing the thermostat from the wall sub-base for 15 seconds to reset the connection.

What does it mean when COMM LOSS appears in the display?

If wireless communication between the thermostat and a wireless remote sensor is lost a COMM LOSS message will appear in the thermostat display along with the device that has lost communication: ODS = Outdoor Sensor, HMS = Humidity Sensor and IDS1, IDS2, IDS3 or IDS4 = Indoor Sensor #1, #2, #3 or #4. Communication with this device should repair on it's own, but you can also try re-pairing the thermostat with the device by pressing the CONNECT button on the device for 3 seconds.

What does it mean when LOW BATT appears in the display?

If a wireless remote sensor's battery becomes low, LOW BATT will appear in the thermostat display along with the sensor that has the low battery: ODS = Outdoor Sensor and IDS1, IDS2, IDS3 or IDS4 = Indoor Sensor #1, #2, #3 or #4. Change the batteries in the sensor as soon as possible. If the batteries in the thermostat become low, a battery symbol will appear in the thermostat display.

How do I view the outdoor temperature on the thermostat?

If a wired or wireless outdoor remote sensor was connected, you can view the outdoor temperature by touching anywhere in the room temperature portion of the display screen. The outdoor temperature will display for a few seconds.

How do I view the humidity level on the thermostat?

If a wireless remote humidity sensor was connected you can view the current humidity level by pressing the HUMID button. The indoor humidity level will display for a few seconds. If enabled, press the UP or DOWN arrow button to adjust the humidity setpoint.

I received a FAIL 4 code on my thermostat during Wi-Fi setup. What does that code mean?

If you receive a FAIL 4 code at the thermostat during the registration process it means you have entered the wrong network name (SSID) during registration. Network names are case sensitive. Follow these steps to fix the problem:

1) Exit the BlueLink app and then reopen it.
2) Highlight your thermostat on the left side of the screen and then press UPDATE ACCOUNT.
3) Enter your account password.
4) Select WI-FI SETTINGS.
5) Highlight your thermostat on the left side of the screen and then press SELECT.
6) Select WI-FI NETWORK and press ENTER.
7) Enter the correct Network Name and Password and press ENTER.
8) Follow the steps in the app to complete the process.

I received a FAIL 9 code on my thermostat during Wi-Fi setup. What does that code mean?

If you receive a FAIL 9 code at the thermostat during the registration process it means you have entered the wrong network password during registration. Network passwords are case sensitive. Follow these steps to fix the problem:

1) Exit the BlueLink app and then reopen it.
2) Highlight your thermostat on the left side of the screen and then press UPDATE ACCOUNT.
3) Enter your account password.
4) Select WI-FI SETTINGS.
5) Highlight your thermostat on the left side of the screen and then press SELECT.
6) Select WI-FI NETWORK and press ENTER.
7) Enter the correct Network Name and Password and press ENTER.
8) Follow the steps in the app to complete the process.

WI-FI CONNECTION
Does this thermostat require a 24VAC Common "C" wire?

A 24VAC common "C" wire is required if using Wi-Fi. The common "C" wire is also known as the 5th wire in most standard applications. If there are not enough wires coming out of the wall at the thermostat, you can install the Share-a-Wire module at the equipment, which will allow a common connection using a standard 4-wire installation.

How can I see what network I am connected to with my thermostat?

Press and hold down the CONFIG and DAY/TIME buttons for 3 seconds and the thermostat will display the network name (SSID) you are connected to. If you are not connected to a network, the display will flash WIFI and SKIP. Press RETURN to exit.

How do I connect my Thermostat to a Wi-Fi network?

For instructions on connecting the thermostat to a Wi-Fi network, Open a copy of the Wi-Fi Setup Guide by clicking here: Wi-Fi Setup Guide

How do I clear my thermostat Wi-Fi connection?

1) Press and hold down the CONFIG button for one second.
2) Press NEXT until you see the word WIFI in the display.
3) Press the ▲ (up) button until CL WIFI appears in the display.
4) Press RETURN to exit and clear the Wi-Fi connection.

What do I need to do if I get a new Wi-Fi router?

If you change your Wi-Fi router password, you will also need to clear the Wi-Fi settings in the thermostat and then update those Wi-Fi settings in the app. Open the app and go to the "Select Thermostat" screen. Select UPDATE ACCOUNT and enter you app account password. Select WI-FI SETTINGS. Select the thermostat to update and press SELECT. Select WI-FI NETWORK and press ENTER. Enter your new network name and password and then press ENTER. Follow the instructions in the app. For complete instructions, open a copy of the Wi-Fi Setup Guide by clicking here: Wi-Fi Setup Guide

What do I need to do if I change my Wi-Fi router password?

If you change your Wi-Fi router password, you will also need to clear the Wi-Fi connection in the thermostat and then update your Wi-Fi settings in the app. Open the app and go to the "Select Thermostat" screen. Select UPDATE ACCOUNT and enter you app account password. Select WI-FI SETTINGS. Select the thermostat to update and press SELECT. Select WI-FI PASSWORD and press ENTER. Enter your new password and press ENTER. Follow the instructions in the app. For complete instructions, open a copy of the Wi-Fi Setup Guide by clicking here: Wi-Fi Setup Guide

What do I need to do if I change my Wi-Fi router name (SSID)?

If you change your Wi-Fi router password, you will also need to clear the Wi-Fi settings in the thermostat and then update those Wi-Fi settings in the app. Open the app and go to the "Select Thermostat" screen. Select UPDATE ACCOUNT and enter you app account password. Select WI-FI SETTINGS. Select the thermostat to update and press SELECT. Select WI-FI NETWORK and press ENTER. Enter your new network name and password and then press ENTER. Follow the instructions in the app. For complete instructions, open a copy of the Wi-Fi Setup Guide by clicking here: Wi-Fi Setup Guide

What do I do if my Wi-Fi router does not use security (password)?

If you are using a non-secured Wi-Fi network you can still register your thermostat, however you will have to enter a [space] in the network password field and then [Delete] to remove the space so that the registration process can continue.

How long do I get free Wi-Fi access to the BlueLink system?

There is a free promotional period depending on the model thermostat you have (usually 5 or 10 years). After that free promotional period ends, there will be a $9.95 fee for an additional 5 years of Wi-Fi access. You will be notified by e-mail approximately 6 months before your free promotional period ends. See details included with your particular thermostat model to determine how long your free promotional period lasts.

Support