Quick Start Guide Wi-Fi Touchscreen Programmable Thermostat RET97B5D Wi-Fi Series
Welcome Getting set up and ready is simple. 1 2 3 Install your thermostat. Connect your home Wi-Fi network. Register online for remote access. Before you begin View the installation video at wifithermostat.
1 Install your thermostat 1.1 Switch OFF power to your heating/cooling system 1.1a Important! To protect your equipment, switch OFF the power to your heating/cooling system at the breaker box or the system switch. 1.1b Confirm power is OFF. Try to turn on heating/ cooling equipment by changing temperature on your old thermostat. Your power is OFF if your system does not turn ON.
1.2 Remove old thermostat faceplate and leave wires connected If you have an older thermostat with a sealed mercury tube, see warning page for proper disposal instructions. 1.2a Take a picture of the wire connections for later reference. 1.2b If no wire is connected to a terminal labeled C or no C terminal exists on the old thermostat, view the Alternate Wiring videos at wifithermostat.com/videos C C Important! C wire is required and is the primary power source for your thermostat.
1.3 Label wires Do not label by wire color. Use the supplied sticky tags to label each wire as you disconnect it. Label wires according to old thermostat terminal designations, not by wire color. Sticky tag Note: If no tag matches a terminal designation, write the appropriate letter on a blank sticky tag. Blank sticky tag 1.4 Remove wallplate Remove the old wallplate from the wall after all wires are labeled and disconnected.
1.5 Separate Wi-Fi thermostat and its wallplate On your new thermostat, grasp the finger holds on the top and bottom of the wallplate with one hand and the thermostat (front) with the other hand. Pull pieces apart.
1.6 Mount wallplate for Wi-Fi thermostat Mount your new wallplate using screws and anchors included with the thermostat. Wallplate If necessary: • Drill 3/16-in holes for drywall • Drill 7/32-in holes for plaster HEAT PUMP CONVENTIONAL Note: You may be able to use your existing wall anchors. Hold the wallplate up to the existing anchors to check for alignment.
1.7 Connect wires Remove metal jumper only if you have both R and RC wires 1.7a Starting with the C Wire, match the sticky tag on the wire to the terminal labels. Important! C wire is required and is the primary power source. Without a C wire, your thermostat will not power up. HEAT PUMP CONVENTIONAL RC R R E/AUX W2 W W K K Y Y2 1.7c Verify wire is firmly secured by gently pulling on wire. 1.7d Repeat steps 1.7a–1.7c for all other wires. 1.
1.8 Install battery Insert the coin cell battery (included), observing the correct polarity. Note: A correctly inserted battery will extend about halfway out of the battery slot on the thermostat, allowing for easier removal. This battery maintains time and date during power outages. It does not power the thermostat (C wire required). Thermostat interior M31542 Wallplate HEAT PUMP CONVENTIONAL L AUX /E K 1.
1.10 Switch heating/cooling system ON Important! 1.10a Verify that the C wire is connected at the thermostat and at the heating/cooling system. or 1.10b Make sure the heating/cooling system door is firmly secured. 1.10c Switch power back ON for your heating/cooling system at the breaker box or its power switch.
1.11 Set date and time Touch s or t buttons to change displayed time and date. Press and hold a button to quickly change a setting.
1.12 Determine your heating/cooling system type Important! Heating/cooling system type must be set so that your thermostat operates properly and does not damage your system. 1.12a If you have a traditional system (natural gas forced air with A/C), your thermostat is set up by default to control this system. Go to Step 2 1.12b If your system is: • • • • Multistage equipment Any type of heat pump Hydronic Other You MUST change the system type by setting system function 0170.
1.13 Test your thermostat Congratulations! Your thermostat is operational 1.13a Touch the SYSTEM button to change to heating or cooling and begin operation. Inside 1.13b For remote access to your thermostat, continue to Step 2 . 13 MORE MCR31580 Heating/cooling system not turning on? Refer to User Guide or FAQ at wifithermostat.
2 Connect to your Wi-Fi network 2.1 Connect to your thermostat Getting Help 2.1a Connect your wireless device to your home network. Any of these device types will work: • Tablet (recommended) • Laptop (recommended) • Smartphone View the Wi-Fi Enrollment video at wifithermostat.com/videos If you get stuck... At any point in this process, restart the thermostat by removing the thermostat from the wallplate, wait for 5 seconds, and snap it back into place. Return to 2.1.
2.1b Make sure the thermostat message center displays Wi-Fi SETUP. Message Center 2.1c On the wireless device (tablet, laptop, smartphone), view the list of available Wi-Fi networks. Note: If you are asked to specify a home, public, or office network, select Home Network. 15 Inside MORE M31566 2.1d Connect to the network called NewThermostat_123456 (the number will vary).
2.2 Join your home network 2.2a Open your web browser to access the Thermostat Wi-Fi Setup page. The browser should automatically direct you to the correct page; if it does not, go to http://192.168.1.1 Thermostat Wi-Fi-Setup page 2.2b Find the name of your home network on this page and select it. Note: Some routers have enhanced features such as guest networks; use your home network. 2.
2.3 Make sure your thermostat is connected 2.3a Look at the thermostat display. Verify that the message center displays one of the following: CONNECTION SUCCESSFUL JOINED: [WI-FI NETWORK NAME] YOU ARE ALMOST DONE REGISTER AT TOTAL CONNECT If you see one of these messages, continue to Step 3 . 17 Inside MORE Note: If you see CONNECTION FAILURE or Wi-Fi SETUP in the message center, confirm you correctly entered your home network password in step 2.2c.
3 Register online for remote access To view and set your Wi-Fi thermostat remotely, you must have a Total Connect Comfort account. Follow the instructions below. View the Wi-Fi Thermostat Registration video at wifithermostat.com/videos 3.1 Open the Total Connect Comfort web site Go to www.mytotalconnectcomfort.
3.2 Login or create an account If you have an account, click Login – or – click Create An Account. 3.2a Follow the instructions on the screen. 3.2b Check your email for a response from My Total Connect Comfort. This may take several minutes. Note: If you do not receive a response, check your junk mailbox or use an alternate e-mail address. 3.2c Follow activation instructions in the email. 3.2d Log in.
3.3 Register your Wi-Fi thermostat After you are logged in to your Total Connect Comfort account, register your thermostat. 3.3a Follow the instructions on the screen. After adding your thermostat location you must enter your thermostat’s unique identifiers: • MAC ID • MAC CRC Note: These IDs are listed on the Thermostat ID Card included in the thermostat package. The IDs are not case sensitive.
3.3b Notice that when the thermostat is successfully registered, the Total Connect Comfort registration screen will display a SUCCESS message.
3.3c Also notice that your thermostat will now display its signal strength. Congratulations! You’re done. You can now control your thermostat from anywhere through your tablet, laptop, or smartphone. Total Connect Comfort free app is available for Apple® iPhone® , iPad® and iPod touch® devices at iTunes® or at Google Play® for all Android™ devices.
This thermostat contains a Lithium battery which may contain Perchlorate material. Perchlorate Material—special handling may apply. See www.dtsc.ca.gov/hazardouswaste/perchlorate MERCURY NOTICE: Do not place your old thermostat in the trash if it contains mercury in a sealed tube. Contact the Thermostat Recycling Corporation at www.thermostat-recycle.org or 1-800-238-8192 for information on how and where to properly and safely dispose of your old thermostat.
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