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Wi-Fi Color Touchscreen  
Programmable Thermostat  
TH9590 Wi-Fi With Voice Control  
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Welcome  
Getting set up and ready is simple.  
Install your thermostat.  
1
Connect your home Wi-Fi network.  
2
Register online for remote access.  
3
Before you begin  
You will also need:  
•ꢀ Smallꢀscrewꢀdriver  
•ꢀ Pen  
View the installation video at  
wifithermostat.com/support  
You will need your camera  
to take a picture of your old  
wire connections.  
•ꢀ ThermostatꢀIDꢀcardꢀ  
•ꢀ YourꢀhomeꢀWi-Fiꢀ  
network password  
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Installꢀyourꢀthermostat  
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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.  
or  
Circuit  
breaker  
box  
Heating/cooling  
system power  
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.  
This thermostat works with common 24  
volt systems such as forced air, hydronic,  
heat pump, oil, gas, and electric. It will not  
work with millivolt systems, such as a gas  
fireplace, or with 120/240 volt systems such  
as baseboard electric heat.  
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1
.2 Remove old thermostat  
faceplate and leave wires  
connected  
Note: You will need a  
picture of your wire  
connections to wire the  
new thermostat.  
1
.2a Take a picture of the wire  
connections for later  
reference.  
ꢀꢀꢀꢀ1.2bꢀꢀIfꢀnoꢀwireꢀisꢀconnectedꢀtoꢀa ꢀ  
terminal labeled C or no C  
terminal exists on the old  
thermostat, view the  
Alternate Wiring videos at  
wifithermostat.com/videos  
C
Important! C wire is required  
and is the power source for your  
thermostat. Without a C wire, your  
thermostat will not power up.  
Terminal  
designation  
M33823A  
If you have an older thermostat with a  
sealed mercury tube, see warning page  
for proper disposal instructions.  
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1.3 Label wires  
Stickyꢀtag  
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.  
Note: Ifꢀnoꢀtagꢀmatchesꢀaꢀterminalꢀ  
designation, write the appropriate  
letter on a blank sticky tag.  
Blank tags  
Note: Wrap the wires around a pencil  
to prevent them from falling back into  
the wall.  
1.4 Remove wallplate  
Remove the old wallplate from  
the wall after all wires are  
labeled and disconnected.  
C
Terminal  
designation  
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1
.5 Mount wallplate for Wi-Fi  
thermostat  
Mount your new wallplate using  
screws and anchors included  
with the thermostat.  
Ifꢀnecessary:  
Wallplate  
•ꢀ Drillꢀ3/16-inꢀholesꢀforꢀdrywall  
•ꢀ Drillꢀ7/32-inꢀholesꢀforꢀplasterꢀ  
LEVEL  
HERE  
W-  
O/B  
C
K
Rc  
R
Y
G
Note: You may be able to use  
your existing wall anchors. Hold  
the wallplate up to the existing  
anchors to check for alignment.  
W2-  
Aux/E  
Y2  
L
Y
W
R
G
C
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1.6 Connect wires  
Important! C wire is required and  
is the power source. Without a C wire,  
your thermostat will not power up.  
Note: The wiring for your application  
might be different than the wiring  
shown below.  
View the Alternate Wiring videos  
at wifithermostat.com/videos  
Terminal release  
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.6aꢀ StartingꢀwithꢀtheꢀCꢀWire,ꢀmatchꢀ  
the sticky tag on the wire to the  
terminal labels.  
C
W
W-  
C
K
Rc  
R
O/B  
Y
Y
G
G
R
1.6bꢀ Straightenꢀwireꢀandꢀgentlyꢀslideꢀꢀ  
W2-  
Aux/E  
into terminal hole until it clicks  
Y2  
L
intoꢀplace.ꢀ(Ifꢀyouꢀneedꢀtoꢀꢀ ꢀ  
remove a wire, use a pen tip to  
press the terminal release and  
then pull the wire out.)  
EXAMPLE WIRING  
Yours may look different  
Note: Refer to the wiring picture  
youꢀtookꢀinꢀStepꢀ1.2.  
Remove jumper loop ONLY if  
you have both R and Rc wires.  
Tip: To make it easier to slide the  
wire into place, use a pen tip to  
hold down the terminal release.  
Labels don’t match or have  
heat pump system?  
SeeꢀUser Guide.  
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1.6cꢀ Inꢀtheꢀimageꢀonꢀtheꢀright,ꢀcheckꢀꢀ  
the box next to each connection.  
You will use this checklist in  
Important!  
Check the box for each wire  
you connect. You will need  
thisꢀinformationꢀinꢀStepꢀ1.9.  
Stepꢀ1.9.  
1.6dꢀ Verifyꢀwireꢀisꢀfirmlyꢀsecuredꢀbyꢀꢀ  
gently pulling on wire.  
C
K
W-O/B  
1.6eꢀ Repeatꢀstepsꢀa–d for all other  
Y
wires.  
Rc  
R
G
1.6fꢀ Pushꢀany excess wire back into  
the wall opening after all wires  
are installed.  
W2-Aux/E  
Y2  
L
Note: The L terminal on the lower  
right is used only for Heat Pump  
systems.  
Labels don’t match or have  
heat pump system?  
SeeꢀUser Guide.  
Note: IfꢀtheꢀoldꢀthermostatꢀforꢀHeatꢀ  
PumpꢀSystemꢀhasꢀseparateꢀwiresꢀ  
on Aux and E, use a wire nut to  
attach both wires to a separate  
wire.ꢀSlideꢀthisꢀthirdꢀwireꢀintoꢀtheꢀ  
W2-Aux/E terminal.  
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1
.7 Attach thermostat  
LEVEL  
HERE  
to wallplate  
Wallplate  
Align the thermostat with  
wallplate and snap into  
place.  
Thermostat  
1
.8 Switch heating/cooling  
system ON  
Important!  
1
.8a Verify that the C wire is  
connected at the thermostat  
and at the heating/cooling  
system.  
or  
1
.8b Make sure the heating/  
cooling system door is  
firmly secured.  
Circuit  
breaker  
box  
Heating/cooling  
system power  
switch  
1.8cꢀ SwitchꢀpowerꢀbackꢀONꢀforꢀꢀ ꢀ  
your heating/cooling system  
at the breaker box or its  
power switch.  
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1.9 Select setup  
Before connecting to your Wi-Fi  
network, you need to set initial  
thermostat options to define your  
heating/cooling system:  
•ꢀꢀꢀLanguage  
Next  
Next  
Next  
•ꢀꢀꢀHomeꢀorꢀbusiness  
Follow prompts on the screen to  
select appropriate options.  
1
.9a Touch the language you want  
the thermostat to display, then  
touch Next.  
1.9bꢀ SelectꢀHomeꢀorꢀBusinessꢀꢀ ꢀ  
application, then touch Next.  
1.9c Touch Next or name the  
thermostat location—touch  
THERMOSTATꢀandꢀfollowꢀtheꢀꢀ ꢀ  
rest of the instructions.  
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1.9dꢀ Selectꢀwhatꢀyourꢀthermostatꢀwillꢀꢀ  
control and touch Next.  
1.9eꢀ Selectꢀyourꢀsystemꢀtypeꢀandꢀꢀ  
touch Next The system type  
determines other selection for  
completing initial setup. Use  
theꢀchecklistꢀfromꢀStepꢀ1.6ꢀwhenꢀꢀ  
Next  
making selections.  
1.9f Touch Next after making  
selections on each screen.  
1
.9g Touch Done on the last screen.  
The thermostat displays an option  
to connect to your Wi-Fi network.  
Next  
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Connect to your Wi-Fi network  
2
2
.1 Connect the Wi-Fi network  
After touching Done on the final screen  
ofꢀtheꢀinitialꢀsetꢀupꢀ(Stepꢀ1.9g),ꢀtheꢀꢀ  
thermostat displays an option to  
connect to your Wi-Fi network.  
Yes  
2
.1a Touch Yes to connect the  
thermostat to your Wi-Fi  
network. The screen displays the  
ꢀꢀꢀꢀꢀꢀꢀꢀꢀmessageꢀ“Searchingꢀforꢀwirelessꢀ  
networks. Please wait...” after  
which it displays a list of all Wi-Fi  
networks it can find.  
Note:ꢀIfꢀyouꢀcannotꢀcompleteꢀthisꢀstepꢀꢀ  
now, touch I’ll do it later. The thermostat  
will display the home screen. Complete  
this process by selecting MENU > Wi-Fi  
Setup.ꢀContinueꢀwithꢀStepꢀ2.1b.  
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2
.1b Touch the name of the network  
you want to use. The thermostat  
displays a password page.  
Public  
Your Network  
Neighbor  
2
.1c Using the keyboard, touch the  
characters that spell out your  
home network password.  
2
.1d Touch Done. The thermostat  
displays “Connecting to your  
network. Please wait...” then  
showsꢀaꢀ“ConnectionꢀSuccessful”ꢀꢀ  
screen.  
Note: Ifꢀyourꢀhomeꢀnetworkꢀisꢀnotꢀ  
shown on the list, touch Rescan  
.
2.1e Touch Next to display the  
Done  
registration information screen.  
Next  
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Getting Help  
If you get stuck...  
At any point in the Wi-Fi connection process, restart the thermostat by  
removing the thermostat from the wallplate, wait for 5 seconds, and snap it  
back into place. From the home screen, touch MENU > Wi-Fi Setup > Choose a  
Network.ꢀContinueꢀwithꢀStepꢀ2.1b.  
Need more help?  
Find additional information in the User Guide.  
This thermostat works with common 24 volt systems such as forced air, hydronic,  
heatꢀpump,ꢀoil,ꢀgas,ꢀandꢀelectric.ꢀItꢀwillꢀnotꢀworkꢀwithꢀmillivoltꢀsystems,ꢀsuchꢀasꢀaꢀ  
gas fireplace, or with 120/240 volt systems such as baseboard electric heat.  
MERCURY NOTICE:ꢀDoꢀnotꢀplaceꢀyourꢀoldꢀthermostatꢀinꢀtheꢀtrashꢀifꢀitꢀcontainsꢀ  
mercury in a sealed tube. Contact the Thermostat Recycling Corporation at  
www.thermostat-recycle.orgꢀorꢀ1-800-238-8192ꢀforꢀinformationꢀonꢀhowꢀandꢀ  
where to properly and safely dispose of your old thermostat.  
NOTICE: To avoid possible compressor damage, do not run air conditioner if the  
outside temperature drops below 50°F (10°C).  
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Register online for remote access  
3
To register your thermostat, follow the  
instructionsꢀonꢀStepꢀ3.1.  
Note: The Register Online screen remains  
active until you complete registration and/or  
touch Done.  
Note:ꢀIfꢀyouꢀtouchꢀDone before you register  
online, your home screen displays an  
orange alert button telling you to register.  
Touching that button displays registration  
information and an option to snooze the  
task.  
Done  
Register  
online for  
remote  
access  
Press for info  
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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.com  
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3.2 Login or create an account  
Ifꢀyouꢀhaveꢀanꢀaccount,ꢀ  
click Login  
–ꢀorꢀ–  
click Create An Account.  
3.2aꢀ Followꢀtheꢀinstructionsꢀonꢀtheꢀꢀ  
screen.  
3.2bꢀ Check your email for a response  
from My Total Connect Comfort.  
This may take several minutes.  
Note: Ifꢀyouꢀdoꢀnotꢀreceiveꢀaꢀresponse,ꢀ  
check your junk mailbox or use an  
alternate e-mail address.  
3.2cꢀ Follow activation instructions  
in the email.  
3.2dꢀ Logꢀin.  
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.3 Register your Wi-Fi thermostat  
Thermostat ID Card  
Use the MAC ID and CRC ID to register  
this product at mytotalconnectcomfort.com  
After you are logged in to your Total  
Connect Comfort account, register your  
thermostat.  
HONEYWELL MODEL:  
MAC ID:  
MAC CRC:  
Carte d’identification de thermostat  
Utilisez l’identification MAC et l’identification CRC pour  
enregistrer ce produit à mytotalconnectcomfort.com  
Tarjeta de identificación del termostato  
Utilice la identificación MAC y la identificación CRC para  
inscribir este producto en mytotalconnectcomfort.com  
3.3aꢀ Followꢀtheꢀinstructionsꢀonꢀtheꢀ  
screen. After adding your  
®
©
U.S. Registered Trademark.  
2012 Honeywell International Inc.  
6
9-2723EFS—01 M.S. 04-12  
thermostat location you must enter  
your thermostat’s unique identifiers:  
Printed in U.S.A.  
69-2723EFS-01  
•ꢀ MACꢀID  
MACꢀID  
MAC CRC  
•ꢀ MACꢀCRC  
Note: TheseꢀIDsꢀareꢀlistedꢀon the  
ThermostatꢀIDꢀCardꢀincludedꢀinꢀtheꢀꢀ  
thermostatꢀpackage.ꢀTheꢀIDsꢀareꢀnotꢀ  
case sensitive.  
3.3b Notice that when the thermostat is  
successfully registered, the Total  
Connect Comfort registration  
screenꢀwillꢀdisplayꢀaꢀSUCCESSꢀꢀ  
message.  
You can now control your thermostat  
from anywhere through your laptop,  
tablet, or smartphone.  
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Getting started with voice  
For information on how to control your  
thermostat with voice, see the included  
“Talking with your Thermostat” card.  
Note that the voice commands for this  
thermostat are in English only.  
Need help?  
Visitꢀwifithermostat.comꢀorꢀcallꢀ1-888-235-6569ꢀ  
for assistance before returning the thermostat  
to the store.  
GET IT ON  
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.  
Download on  
iTunes  
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9-2791-03  
Automation and Control Systems  
HoneywellꢀInternationalꢀInc.  
1
985ꢀDouglasꢀDriveꢀNorth  
Golden Valley, MN 55422  
wifithermostat.com  
®ꢀU.S.ꢀRegisteredꢀTrademark.  
Apple,ꢀiPhone,ꢀiPad,ꢀiPodꢀtouchꢀandꢀiTunesꢀareꢀtrademarksꢀofꢀAppleꢀInc.ꢀ  
All other trademarks are the property of their respective owners.  
©
ꢀ2013ꢀHoneywellꢀInternationalꢀInc.  
9-2791—03ꢀꢀM.S.ꢀꢀRev.ꢀ07-13ꢀ  
PrintedꢀinꢀU.S.A.  
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