
TP–WEM01–A
Carrierr Côr™ Thermostat
AC/HP Wi-Fir Thermostat
Performance™ Series
Installatio n Guide

1
INTRODUCTION
Welcome and from all of us at Carrier®, thank you for
purchasing your new Côr™ thermostat: the heart of a smarter
home.
Like everything else about the Côr thermostat, installing it is
simple and intuitive. However, if any questions arise during
your installation, we’re here to help:
d Visit www.carrier.com/corsupport for how-to videos,
answers to frequently asked questions, and advanced
installation instructions
d Technical support is also available by phone or email
weekdays from 8 a.m.–5 p.m. EST :
d 1.800.CARRIER or 1.800.227.7437
d contact.carrier@carrier.utc.com
d The Côr thermostat is also supported by the world’s
greatest network of professional contractors. Find an
Expert Carrier Contractor at
www.carrier.com/dealers
Let’s get started!

2
COMPATIBLE HEATING AND COOLING SYSTEMS
Your Carrier Côr thermostat works with most centralized
residential heating and cooling systems.
d Heating and Cooling: Up to Two Stages
d Heat Pumps: One or Two Stage + One or Two Stage
Auxiliary Heat
d Gas, Oil, Electric
d Dual Fuel Systems – Gas Furnace with a Heat Pump
d Geothermal Systems
d Accessories: Whole Home Humidifier, Dehumidifier or
Ventilator
d 802.11 b/g/n Home Wireless Router
Before beginning installation, check the compatibility of your
home comfort system at www.carrier.com/wirecheck
.
Professional installation is recommended for:
d Systems Without a Common (C) Wire – see page 5
d Variable-Speed Systems
d Find an Expert Carrier
®
Contractor
at
www.carrier.com/dealers

3
ITEMS INCLUDED IN THE BOX
A. The Côr™ Thermostat and backplate
B. Mounting screws and drywall plugs
C. Installation guide, quick start guide, and wire labels
D. Large Backplate (optional)
Wire Labels
Installation Guide
Quick Start Guide
A. B.
C. D.
A150042

4
ITEMS YOU'LL NEED FOR INSTALLATION
A. Pencil
B. Phillips screwdriver
C. Small flathead screwdriver
D. Drill with a 3/16” drill bit
E. Password for your home’s wireless network
F. Internet-connected device, such as a smartphone, tablet or
computer
A.
F.
C.
D.
Password
E.
B.
A150044
Tip: Review all the instructions before you start to
help ensure that there are no surprises during
installation

5
STEP 1. REMOVE THE COVER FROM YOUR OLD
THERMOSTAT
Most covers snap off easily but some are attached by screws.
A. If you do not have a wire connected to C, visit
www.carrier.com/corsupport
for Advanced Installation and
Configuration Instructions.
B. If you have wires connected to Rh, Rc, and C, You’ll use two
breakers or switches to disconnect power in Step 2.
B.
110/120V
HC
HC
A.
A150045
!
Warning! If your old thermostat is labeled 110V or
120V, or is connected by thick wires and wire nuts,
it is a high voltage system and is not compatible

6
STEP 2. POWER OFF YOUR HEATING AND
COOLING SYSTEM
Turn off the power to your heating and cooling system. You can
do this either at your circuit breaker box or a switch at your
indoor furnace or fan coil. Most systems have one switch, but
systems with Rh, Rc, and C wires noted in Step 1 will have two
switches.
Make sure your system is without power by using your old
thermostat to adjust the temperature. Your system should not
turn on.
or
A150046
!
Warning! Electrical operation hazard. Failure to
follow this warning could result in injury, death, or
equipment damage

7
STEP 3. REMOVE YOUR OLD THERMOSTAT
Using your old thermostat as a guide, use the provided wire
labels to identify each wire. Don’t worry about any
non-connected wires.
Disconnect each wire. Most thermostats’ wires are connected
using screws; simply loosen each screw with a screwdriver.
Remove your old thermostat base by unscrewing it from the
wall. Be careful not to let any wire labels fall off or wires fall
back into the wall.
Discard any jumper wires
or brackets between Rh, Rc, or R
A150047
Tip: Take a photo of your old thermostat wiring with
your smartphone for reference later

8
STEP 4. INSTALL THE CÔR™ THERMOSTAT
Gently pull the wires through the hole in the back plate. Center
the wires in the back plate. Mark the mounting holes on the wall
with a pencil.
Drill mounting holes on the pencil marks with a 3/16” drill bit.
Insert the plastic drywall anchors into the wall. Use the screws
provided to secure the back plate to the wall.
A150048
Tip: Check the built-in bubble level to ensure your
thermostat is straight.

9
OPTIONAL - USING THE LARGE BACKPLATE
If the small backplate does not cover the marks left by your old
thermostat, you can use the large backplate instead.
Remove the terminal blocks from the small backplate by
squeezing the tab on the front, left side while gently pushing
the back toward you.
Insert the terminal blocks into the large backplate using the
tabs on the right as a guide. It will snap into place when
correctly inserted.
then
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STEP 5. CONNECTING THE WIRES
Using the wire labels as a guide, insert each labelled wire into
its matching connector block. Insert only one wire in each
connector.
When installed c orrectly, the release lever of the terminal block
will lower to indicate a complete connection. Gently tug on the
wire to ensure it’s fully connected.
When all the wires are connected, gently push any excess wire
back into the wall.
Rc
G
Y/Y1
W1
(AUX1)
O/B
A150050
Tip: If you need additional help with the wiring, refer
to the wiring diagrams at
www.carrier.com/corsupport

11
STEP 6. CONNECTING THE DISPLAY
With the Carrier logo positioned at the bottom, gently push the
display to the backplate until you hear it snap into place.
A150051
Now you can turn the power back on to y our heating and
cooling system. Return to your circuit breaker or on/off switch
and restore the power to your system.
The Côr thermostat will automatically power on. In about one
minute, its guided software setup will be ready to help y ou
complete your installation.

12
STEP 7. GUIDED SETUP
Now that your Côr thermostat is activated, guided setup will
walk you through:
1. Equipment configuration
2. Customizing your preferences
3. Connecting to your home’s wireless network
4. Registering your thermostat online
The information icon at bottom of the screen will provide helpful
explanations and tips for each step in the process.
i
A150052
Tip: To save time, we recommend having your home
wireless network password and an Internetconnected device close at hand before you begin

13
STEP 7. GUIDED SETUP
EQUIPMENT CONFIGURATION
a) The Côr thermostat needs to know how many transformers
are connected to the thermostat.
d If you connected the Rh and Rc and C wires, select two
d Otherwise, s elect one
b) The Côr thermostat automatically detects the wires you’ve
connected and will ask a few questions to configure your
system based on these connections.
c) If you have a connected accessory such as a whole home
humidifier, dehumidifier or ventilation device, you’ll also
configure it here.
Tip: Use the photo you took of your old
thermostat’s wiring for confirmation.

14
STEP 7. GUIDED SETUP
CUSTOMIZING PREFERENCES
Now that you’ve configured your system, it’s time to customize
your Côr thermostat.
a) Name your thermostat by selecting a name from the list or by
entering your own c ustom name.
b) Tell the Côr thermostat whether you prefer the temperature
to display in Fahrenheit or Celsius.
c) Then, adjust your home comfort temperature for the heating
and cooling seasons.

15
STEP 7. GUIDED SETUP
WIRELESS NETWORK CONNECTION
The Côr thermostat provides you the most features and energy
savings when it’s connected to your home’s wireless network
and your personal web portal.
a) The Côr thermostat automatically detects nearby wireless
networks.
b) Select your network from the list and enter your network
password.

16
STEP 7. GUIDED SETUP
ACCOUNT REGISTRATION
Once connected to your wireless network, it’s time to finalize
installation by registering the Côr thermostat.
a) On your Android or Apple smart device, download the
Carrier Côr thermostat app from the app store.
b) Open the app and touch register on the login screen
c) Enter the four-digit code generated from your thermostat
and follow the onscreen prompts to complete
your registration.
d) Return to your thermostat and accept your registration.
A150053
Tip: You c an also register using your tablet or
computer at
www.carrier.com/myhome

17
TROUBLESHOOTING
If your thermostat does not power on, please check the
following:
1. Turn off the power to your system. Check that all wires
are properly inserted into the terminal blocks at the thermostat. Tug lightly on the wires to ensure they are not
loose.
2. Ensure you turned the power back on to the equipment
either at the switch at the indoor equipment or the electrical panel (where you originally turned off the equipment).
3. If your device still doesn’t power on check the AC voltage
between Rc and C or Rh and C using a multi-meter to
ensure it is 24V AC.
4. If your device still does not power on, please contact:
d Technical support at 1.800.CARRIER or contact
contact.carrier@carrier.utc.com
d Find an Expert Carrier Contractor at carrier.com/dealers
Tip: Visit www.carrier.com/corsupport for how-to
videos, answers to frequently asked questions, and
advanced installation instructions

18
Approvals
This product was designed and built in accordance to RoHS directive 2002/95/EC
and contains no hazardous substances as defined by this directive.
FCC Compliance Commission (FCC)
Compliance Statement:
This equipment has been tested and found to comply with the limits
for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are
designed to provide reasonable protection against harmful interference in a
residential installation. This equipment generates, uses and can radiate radio
frequency energy and, if not installed and used in accordance with the
instructions, may cause harmful interference to radio communications. However,
there is no guarantee that interference will not occur in a particular installation. If
this equipment does cause harmful interference to radio or television reception,
which can be determined by turning the equipment off and on, the user is
encouraged to try to correct the interference by one or more of the following
measures:
d Reorient or relocate the receiving antenna.
d Increase the separation between the equipment and receiver.
d Connect the equipment into an outlet on a circuit different from that to
which the receiver is connected.
d Consult the dealer or an experienced radio/TV technician for help. This
device complies with part 15 of FCC rules. Operation is subject to the
following two conditions:
1. This device may not cause harmful interference.
2. This device must accept any interference received, including
interference that may cause undesired operation.
Change or modifications that are not expressly approved by the
manufacturer could void the user's authority to operate the equipment.

19
RF Exposure Information
This equipment complies with FCC radiation exposure limits set forth for an
uncontrolled environment. In order to avoid the possibility of exceeding the FCC
radio frequency exposure limits, human proximity to the antenna shall not be less
than 20cm during normal operation.
Industry Canada (IC)
Compliance Notice:
This device complies with Industry Canada license-exempt RSS standard(s).
Operation is subject to the following two conditions:
1. this device may not cause interference, and
2. this device must accept any interference, including interference that may
cause undesired operation of the device.
Le présent appareil est conforme aux CNR d'Industrie Canada applicable aux
appareils radio exempts de licence. L'exploitation est autorisée aux deux
conditions suivantes:
1. l'appareil ne doit pas produire de brouillage, et
2. l'utilisateur de l'appareil doit accepter tout brouillage radioélectrique subi,
même si le brouillage est susceptible d'en compromettre le fonctionnement.
This Class B digital apparatus complies with Canadian ICES-003.
Cet appareil numérique de la classe B est conforme à la norme NMB- 003 du
Canada.
Industry Canada (IC)
Radiation Exposure Statement:
This equipment complies with IC RSS-102 radiation exposure limits set forth for
an uncontrolled environment. This equipment should be installed and operated
with minimum distance 20cm between the radiator & your body.

www.Carrier.com/myhome S 1--800--CARRIER
Copyright 2016 Carrier Corp. S 7310 W. Morris St. S Indianapolis, IN 46231
Edition Date: 07/16
Manufacturer reserves the right to change, at any time, specifications
and designs without notice and without obligations. R e p l a c e s : T P --- W E M --- 0 4 S I
C a t a l o g N o : T P --- W E M --- 0 5 S I