
Aura™ Smart Thermostat
USER MANUAL
Questions or Concerns?
Please contact us Mon–Fri, 9:00 am–5:00 pm PST/PDT
at [email protected] or at (888) 726-8520.
Model: LTM-A401S-WUS

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Table of Contents
Package Contents
Specifications
Safety Information
Installation Guide
Removing Your Old Thermostat
Installing Thermostat with a C Wire
Installing Thermostat without a C Wire
Wiring Diagrams
Getting Started
Basic Functions
VeSync App Setup
VeSync App Functions
Troubleshooting
Warranty Information
Customer Support
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3
6
8
9
15
22
36
41
43
59
60
61
68
73
Package Contents
1 x Aura Smart Thermostat
1 x Backplate
1 x Power Extender Kit
4 x Screw
4 x Wall Anchor
1 x User Manual
1 x Wire Tag Set

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Specifications
Power Supply AC 24V, 60Hz
Rated Power 3W
Dimensions 4.68 x 3.49 x 0.98 in / 11.88 x
8.86 x 2.50 cm
Weight 0.37 lb / 0.17 kg
Connectivity 2.4GHz Wi-Fi (802.11 b/g/n),
Zigbee 3.0 (for room sensors)
Temperature Range Setting Range: 32°–99°F /
0°–37°C
Display Range: 32°–104°F /
0°–40°C
Note: The thermostat settings
are limited to 99°F. However,
the thermostat can read up
to 104°F.

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Temperature Increments 1°F / 0.5°C
Relative Humidity (RH)
Display Range
0–99%
Relative Humidity (RH)
Increments
1%
Operating Conditions Temperature: 32°–122°F /
0°–50°C
Relative Humidity:
5–95% (non-condensing)
Storage Conditions Temperature: -4°–140°F /
-20°–60°C
Relative Humidity:
5–95% (non-condensing)
SPECIFICATIONS (CONT.)

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SAFETY INFORMATION
READ AND SAVE THESE INSTRUCTIONS
Please read and follow all instructions and safety guidelines in this manual.
• Before installing and wiring, TURN OFF your HVAC system by turning o the appropriate switch or locking the appropriate
circuit breaker in the OFF position.
• Only install the thermostat if you are comfortable with electrical work. If not, contact a qualified electrician. Improper
installation will increase risk of fire, electric shock, and other injuries.
• The thermostat must be installed and used in accordance with the National Electric Code (NEC) or your local electrical code.
• Do not install the thermostat with wet hands.
Installation
Note: Levoit cannot guarantee the quality of installation, and cannot cover associated costs.
• Only install and use the thermostat indoors, in a dry location, and avoiding extreme heat and freezing temperatures.
• Do not modify the thermostat hardware or software.
• Not for commercial use. Household use only.
General Safety

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A. Smart Thermostat
B. Backplate
C. Power Extender Kit (PEK)
Function Diagram
A
B
C

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• Electric drill
• 3/16-inch drill bit
• Small flat head screwdriver
• Philips head screwdriver
What You’ll Need
INSTALLATION GUIDE

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1. Turn o your HVAC system
WARNING: For your safety, you must turn o your HVAC system before removing your old thermostat.
Every HVAC system is dierent, but usually you turn o a master switch or switch the system o in your home’s breaker
box. [Figure 1.1]
Note: The master switch or breaker box is often found in your basement, attic, garage, or utility closet.
Removing Your Old Thermostat
Confirm that the HVAC system is turned o by adjusting the temperature on the thermostat, waiting a few minutes, and
making sure that the HVAC does not turn on.
TURN OFF
Figure 1.1
Breaker Box
Switch

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REMOVING YOUR OLD THERMOSTAT (CONT.)
2. Remove your old thermostat
Remove your old thermostat from the wall. Every thermostat is dierent, but usually you will need to push a tab on the
edge of the thermostat and separate the thermostat from the backplate. [Figure 1.2]
Note: Only remove the old thermostat. Do not remove the backplate from the wall yet.
Figure 1.2

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REMOVING YOUR OLD THERMOSTAT (CONT.)
3. Check for compatibility
Inspect the wires leading into the backplate.
If you find thick wires with wire nuts, or if the voltage of your HVAC system is 120V or higher, then your system
is not compatible with this smart thermostat. [Figure 1.3]
Contact Customer Support (see page 73).
Figure 1.3
or
120V
OR
HIGHER

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REMOVING YOUR OLD THERMOSTAT (CONT.)
4. Take a photo
Before removing wires, take a picture of how the wires connect to the terminal of your old thermostat. [Figure 1.4]
You may need to reference this photo later.
Figure 1.4

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REMOVING YOUR OLD THERMOSTAT (CONT.)
5. Find the Thermostat Labels in the included wire tag set. Label the wires according to the corresponding terminals.
[Figure 1.5]
Note: If you are unsure whether your system has a heat pump, we recommend that you research your HVAC
system online or contact Customer Support (see page 73).
Figure 1.6
Figure 1.5
If there are any jumper wires (wires connecting dierent terminals together), do not label these wires. [Figure 1.6]
Remove them and store them with your old thermostat.
The terminals on your old thermostat may already have 2 dierent sets of labeling–one set for a conventional HVAC
system and one set for a heat pump system. If your system has a heat pump, make sure to follow the heat pump labeling.
REMOVE
RC Y2 W1W2 C
O/B
RC RH Y2 W1W2 C
O/B
Y1
G

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REMOVING YOUR OLD THERMOSTAT (CONT.)
6. Carefully disconnect the wires. Each thermostat is dierent, but usually you use a Philips head screwdriver to loosen a
screw or press a release button to remove the wire.
Important:
• Check if you have a C wire connected to your old thermostat. The C wire is used to provide power to the
thermostat. [Figure 1.7]
• If you have a C wire, go to Installing Thermostat with a C Wire (page 15).
• If you do not have a C wire, go to Installing Thermostat without a C Wire (page 22).
Figure 1.7

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Installing Thermostat with a C Wire:
1. Remove the old backplate
Unscrew the old backplate from the wall. [Figure 2.1] Hold the wires and carefully pull the backplate from the wall, making
sure the wires do not fall into the wall.
Note: If your system has a C wire, you do not need to install the power extender kit (PEK). The thermostat will use the
C wire for power.
Figure 2.1

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INSTALLING THERMOSTAT WITH A C WIRE (CONT.)
2. Attach the new backplate
Insert the wires through the hole in the new backplate. Use an electric drill to attach the backplate to the wall with the
provided wall anchors and screws. [Figure 2.2]
Figure 2.2

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INSTALLING THERMOSTAT WITH A C WIRE (CONT.)
3. Connect the wires
Connect the wires to the corresponding terminals on the backplate (see Wiring Diagrams, page 36). [Figure 2.3]
When you are finished, take a picture.
You may need to refer to the connections in this photo while setting up the thermostat.
Figure 2.3
Rc Rh W1 W2 Y1 Y2 O/B PEK
CG
CG

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INSTALLING THERMOSTAT WITH A C WIRE (CONT.)
• If you have more than one R wire (R wires include R, Rc, and Rh):
• Connect the R or Rc wire to the Rc terminal, and connect the Rh wire to the Rh terminal.
• If you only have one R wire (R wires include R, Rc, and Rh):
• Connect the R wire—R, Rc, or Rh—to the Rc terminal.
About R Wires:

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INSTALLING THERMOSTAT WITH A C WIRE (CONT.)
4. Adjust the jumper (DIP switch)
Turn the thermostat over. Adjust the jumper switch as follows [Figure 2.4]:
• If you have connected wires to both the Rc and Rh terminals on the backplate, then adjust the jumper switch to OFF.
• If not, then adjust the jumper switch to ON.
Figure 2.4
Back of
Thermostat

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INSTALLING THERMOSTAT WITH A C WIRE (CONT.)
5. Place the thermostat
Make sure all wiring is pushed inside the wall. Carefully press the thermostat into the backplate until it clicks securely into
place. [Figure 2.5]
Note: Cover any gaps in the wall around the thermostat. Airflow from holes may aect temperature readings.
Figure 2.5

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INSTALLING THERMOSTAT WITH A C WIRE (CONT.)
6. Turn on your HVAC system
Turn your HVAC system back on. [Figure 2.6] If installation was successful, the thermostat display screen will turn on.
You are now ready to set up your thermostat (see Getting Started, page 41).
Note: If the thermostat display does not turn on, please see Troubleshooting, page 61.
TURN ON
Figure 2.6
Breaker Box
Switch

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Installing Thermostat without a C Wire
Power Extender Kit (PEK)
If your system does not have a C wire, you must install the power extender kit (PEK). The PEK connects to your thermostat
wires to create a circuit that provides power to your thermostat.
The PEK has 4 terminals on one side and 5 terminals on the other side.
• The side with 4 terminals is not pre-wired. Connect the thermostat wires to the terminals.
• The side with 5 terminals is pre-wired to connect to your HVAC control board.

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Compatibility
The power extender kit (PEK) requires that your HVAC system has one of the following sets of wires:
If your HVAC does not have these wires, your system may not be compatible with the PEK.
4 Wires: W/W1, Y/Y1, G, and R (including Rc or Rh)
or
3 Wires: Y/Y1, G, and R (including Rc or Rh)
INSTALLING THERMOSTAT WITHOUT A C WIRE (CONT.)

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1. Identify the thermostat terminals on your HVAC
Find the control board of your HVAC system (typically, there is a cover you can pull
o to reveal the control board). [Figure 3.1]
Take a picture of the wires connected to the terminals that control your thermostat.
You may need to reference this photo later.
Figure 3.1
HVAC
Control Board
INSTALLING THERMOSTAT WITHOUT A C WIRE (CONT.)

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INSTALLING THERMOSTAT WITHOUT A C WIRE (CONT.)
2. Label the thermostat wires
Find the PEK Labels in the included wire tag set. Use these to label
the wires on the HVAC’s control board according to the corresponding
terminals. [Figure 3.2]
Figure 3.2
To Thermostat
Control
Board

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INSTALLING THERMOSTAT WITHOUT A C WIRE (CONT.)
3. Disconnect the thermostat wires
If you’re using 4 wires, carefully disconnect the W/W1, G, Y/Y1, and R
wires from the control board terminals. [Figure 3.3]
Note: If you’re only using 3 wires, you will only need to disconnect
the G, Y/Y1, and R wires.
Figure 3.3
To Thermostat
Control
Board

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INSTALLING THERMOSTAT WITHOUT A C WIRE (CONT.)
4. Connect the thermostat wires to the PEK
Connect the thermostat wires from the control board to the
corresponding terminals on the PEK. [Figure 3.4]
Figure 3.4
From Thermostat
To Control Board

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INSTALLING THERMOSTAT WITHOUT A C WIRE (CONT.)
5. Connect the PEK wires to the control board
Connect the wires on the pre-wired side of the PEK (W, C, G, Y, and R wires)
to the corresponding 5 terminals on the control board. [Figure 3.5]
Figure 3.5
Take a picture of the wires connected to the PEK and the terminals on the control board.
You may need to reference this photo later.

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INSTALLING THERMOSTAT WITHOUT A C WIRE (CONT.)
6. Position the PEK
The PEK should be securely placed between the thermostat wiring and the control board. [Figure 3.6]
Replace the cover on your HVAC system, then return to your thermostat.
Figure 3.6

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INSTALLING THERMOSTAT WITHOUT A C WIRE (CONT.)
7. Remove the old backplate
Unscrew the old backplate from the wall. [Figure 3.7] Hold the wires and
carefully pull the backplate from the wall, making sure the wires do not
fall into the wall.
Figure 3.7

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INSTALLING THERMOSTAT WITHOUT A C WIRE (CONT.)
8. Attach the new backplate
Insert the wires through the hole in the new backplate. Use an electric
drill to attach the backplate to the wall with the provided wall anchors
and screws. [Figure 3.8]
Figure 3.8

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INSTALLING THERMOSTAT WITHOUT A C WIRE (CONT.)
9. Connect the wires
First, connect the following 3 wires:
• R wire (R wires include R, Rc, and Rh) to the Rc terminal
• G wire to the C terminal
• Y/Y1 wire to the PEK terminal
Then, connect the remaining wires to the corresponding terminals on the backplate (see Wiring Diagrams, page 36).
[Figure 3.9] When you are finished, take a picture. You may need to refer to the connections in this photo while setting
up the thermostat.
Figure 3.9
Wall
PEK
Thermostat

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INSTALLING THERMOSTAT WITHOUT A C WIRE (CONT.)
10. Adjust the jumper (DIP switch)
Turn the thermostat over. Adjust the jumper switch as follows [Figure 3.10]:
• If you have connected wires to both the Rc and Rh terminals on
the backplate, then adjust the jumper switch to OFF.
• If not, then adjust the jumper switch to ON.
Figure 3.10
Back of
Thermostat

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INSTALLING THERMOSTAT WITHOUT A C WIRE (CONT.)
11. Place the thermostat
Make sure all wiring is pushed inside the wall. Carefully press the thermostat
into the backplate until it clicks securely into place. [Figure 3.11]
Note: Cover any gaps in the wall around the thermostat.
Airflow from holes may aect temperature readings.
Figure 3.11

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INSTALLING THERMOSTAT WITHOUT A C WIRE (CONT.)
12. Turn on your HVAC system
Turn your HVAC system back on. [Figure 3.12] If installation was successful, the thermostat display
screen will turn on. You are now ready to set up your thermostat (see Getting Started, page 41).
Note: If the thermostat display does not turn on, please see Troubleshooting, page 61.
TURN ON
Figure 3.12
Breaker Box
Switch

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Wiring Diagrams
Conventional Heating/Cooling System - C Wire
The following are wiring diagrams for common HVAC systems. You may
be able to use these for reference when installing your thermostat.
Thermostat
Air Conditioner
HVAC
Furnace
For 2-Stage Heating/Cooling
Systems (If Applicable)

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Thermostat
Air Conditioner
HVAC
Furnace
Conventional Heating/Cooling System - No C Wire (Used with PEK)
For 2-Stage Heating/Cooling
Systems (If Applicable)

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WIRING DIAGRAMS (CONT.)
Heat Pump (Air or Geothermal) with Auxiliary Heat - C Wire
Thermostat
Heat Pump Air Handler
HVAC
For 2-Stage Heating/Cooling
Systems (If Applicable)

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Heat Pump (Air or Geothermal) with Auxiliary Heat – No C Wire
(Used with PEK)
WIRING DIAGRAMS (CONT.)
Thermostat
Heat Pump Air Handler
HVAC
For 2-Stage Heating/Cooling
Systems (If Applicable)

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WIRING DIAGRAMS (CONT.)
Heat Pump (Air or Geothermal) with Auxiliary Heat,
Two Transformer System – C Wire
Thermostat
Heat Pump/Air Conditioner
HVAC
Furnace/Boiler
For 2-Stage Heating/Cooling
Systems (If Applicable)

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Note: Usually, the O/B engages when on cool.
3. Select the type of fuel system your furnace uses. This will aect how the fan works during heating.
Getting Started
Setup Wizard & Configuration
Note: The smart thermostat is continually being improved and may change over time. If there are any dierences,
follow the on-screen instructions.
1. When the thermostat first powers on, the welcome screen will appear. Begin the setup wizard.
2. Refer to the photo of the backplate terminals to find which terminals have wires connected to them, then select these
terminals on the screen.
• The thermostat will automatically determine what type of HVAC system you have.
• If there is a wire connected to the O/B terminal, that means that you have a heat pump system,
and a prompt will appear on-screen. Select how your O/B reversing valve is engaged.

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4. Select your desired Eco Level.
5. Select whether you would like to connect the thermostat to the VeSync app (see VeSync App Setup,
page 59). If you don’t want to connect to VeSync right now, you can do it later.
• A higher Comfort level focuses on precise temperature control, but uses more energy.
• A higher Eco level focuses on energy eciency, but will not control temperature as precisely.
• If you are unsure what to select, choose “Balance.” This is a balance of Comfort and Eco.
GETTING STARTED (CONT.)
Note:
Download the free VeSync app to control your smart thermostat remotely and use more functions
and features (see VeSync App Functions, page 60).
Note: This will set automatically if you are connected to the VeSync app.
6. Set your time zone and current time.
7. The setup wizard is complete. To start your thermostat, select an HVAC mode
(see HVAC Modes, on page 45).

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Basic Functions
Home Screen
Note: The smart thermostat is continually being improved and may change over time. If there are any
dierences, follow the on-screen instructions.
Hold Status
• Tap for more hold options
Increase/Decrease
Temperature
Weather
HVAC Modes
Current Temperature
My Routines
Notifications
Fan Modes
Menu
Indoor Humidity
Time Wi-Fi
Indicator
Target Heating/Cooling Temperature
• Slide along the ring to adjust the temperature

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HVAC Modes
Note: HVAC modes can be used manually or
with your scheduled routines (see My Routines,
page 51). A manual setting will override your
schedule.
Note: Only available with heat pump systems
where a W wire is connected.
Note: You can still use the fan while the
HVAC is o.
Heat: Heating only
Cool: Cooling only
Auto: The thermostat will automatically adjust
heating/cooling to reach a target temperature range.
Smart: The thermostat will automatically adjust
heating/cooling to reach a set target temperature.
Auxiliary Heat: Use Auxiliary Heat to warm up the
room faster if the heat pump is not sucient.
O: Turns o heating and cooling.
BASIC FUNCTIONS (CONT.)

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Fan Modes
Note: Auto fan mode turns o if the HVAC is
not cooling or heating.
On: The fan runs continuously.
Auto: The fan automatically turns on when the HVAC
is cooling or heating.
Circulate: The fan turns on for 20 minutes (default)
every hour to circulate air. You can adjust the amount
of time the fan is on in Settings, page 56.
BASIC FUNCTIONS (CONT.)

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Weather
Note: Only available if your thermostat is
connected to the VeSync app, your home
location is set, and your region is the United
States.
Use the Weather screen to view the latest weather
information, including high and low temperatures,
humidity, and the upcoming forecast.
BASIC FUNCTIONS (CONT.)

48
Menu
Press the Menu icon to access additional functions
and settings.
BASIC FUNCTIONS (CONT.)

49
Schedule
Use the Schedule screen to automatically run
routines throughout the day. The thermostat comes
with a default schedule that includes 4 routines per
day, which you can customize according to your
preferences.
Swipe left to delete a scheduled routine. If the first
routine in a schedule is deleted, the thermostat
will automatically continue the last routine from the
previous day.
For more information on routines, see My Routines, page 51).
BASIC FUNCTIONS (CONT.)
Note:
• You can schedule a minimum of 1 to a maximum
of 24 routines per day.
• If you do not want to use a schedule,
navigate to the Home screen and set the
hold status to “Permanent Hold”.

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Default Schedule Settings
Weekdays Weekends
Home 6:00 AM Home 8:00 AM
Away 8:00 AM Away 10:00 AM
Home 6:00 PM Home 6:00 PM
Sleep 10:00 PM Sleep 10:00 PM
BASIC FUNCTIONS (CONT.)

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My Routines
Note: You can add up to 17 custom routines.
Use the My Routines screen to save temperature
and thermostat preferences for dierent situations.
The thermostat comes with 3 preset routines—
Home, Away, and Sleep—which you can customize
according to your preferences. You can also create
custom routines for dierent situations, such as for
dinner or exercising.
If you have individual room sensors (sold separately),
you can choose which sensors are active during each
routine. To buy ocial Levoit room sensors, c
ontact
Customer Support (see page 73).
You can use the schedule to automatically run routines
(see Schedule, page 49).
BASIC FUNCTIONS (CONT.)

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Usage
Use the Usage screen to view your heating and
cooling usage over the past week.
BASIC FUNCTIONS (CONT.)

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Vacation
Use the Vacation screen to input your vacations,
and set what the thermostat should do during those
vacations. You can set departure and return dates,
as well as a temperature range and fan setting for
the thermostat to use.
BASIC FUNCTIONS (CONT.)

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Sensors
Use the Sensors screen to view the thermostat
sensor and additional sensors (sold separately).
View the sensors’ current temperature, humidity
reading, online status, and remaining battery life.
Room sensors can help eliminate hot and cold spots,
prioritize certain rooms, and be used with routines.
Sensors must be paired to your thermostat through
the VeSync app. Add the thermostat and room
sensor to the same VeSync Home and the sensor
will automatically pair with the thermostat.
To buy ocial Levoit room sensors, contact
Customer
Support (see page 73).
Note:
To add and use additional room sensors, your
thermostat must be connected to VeSync.
BASIC FUNCTIONS (CONT.)

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Notifications
Use the Notifications screen to view any recent
notifications, as well as set reminders and alerts.
You can set reminders for when to replace an air filter
or perform HVAC maintenance. You can also choose to
be alerted if there is a problem with your HVAC system
or the temperature in your home exceeds a designated
safe range.
Note: The default safe temperature range is a
low of 35°F and a high of 105°F.
BASIC FUNCTIONS (CONT.)

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Settings
Use the Settings screen to customize additional
settings for your thermostat, such as screen
brightness, temperature unit, display lock, and more.
BASIC FUNCTIONS (CONT.)

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Advanced Settings
WARNING: Adjusting these setting without guidance may
cause damage to your HVAC system. We recommend
consulting a HVAC professional before adjusting advanced
settings.
Use the Advanced Settings screen to fine-tune your
thermostat settings. Follow on-screen instructions for
more details.
BASIC FUNCTIONS (CONT.)

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My VeSync
Use the My VeSync screen to view your linked VeSync
account information. You can also use this screen to register
or re-register your thermostat if necessary.
BASIC FUNCTIONS (CONT.)

59
VeSync App Setup
1. To download the VeSync app, scan the QR code
or search “VeSync” in the Apple App Store® or
Google Play Store.
3. Tap + and select your smart thermostat.
4. Follow the in-app instructions to set up your smart
thermostat.
2. Open the VeSync app. If you already have an
account, tap Log In. To create a new account, tap
Sign Up.
Note: The VeSync app is continually being
improved and may change over time. If there are
any dierences, follow the in-app instructions.
Note:
Note: For Android™ users, choose “Allow” to use
VeSync.
Note: You must create your own VeSync
account to use third-party services and products.
These will not work with a guest account. With a
VeSync account, you can also allow your family
and friends to control your smart thermostat.
• You can change the name and icon at any time
by going to the smart thermostat screen and
tapping .
• You can use the VeSync app to connect your
smart thermostat to Amazon Alexa or Google
Assistant™.

60
Connect with Amazon Alexa or Google Assistant™
Note: You must create your own VeSync account to access voice assistants.
VeSync App Functions
You can use the VeSync app to connect your smart thermostat to Amazon Alexa or Google Assistant™.
Please follow the in-app instructions to set up your voice assistant.
The VeSync app allows you to access additional smart thermostat functions, including those listed below. As
the app develops, more features may become available.
Remote Control
• Control your thermostat from anywhere using the
VeSync app.
• Connect your thermostat to third-party voice assistants.
Schedules
• Create and customize heating and cooling schedules
for every day of the week.
Smart Scenes
•
Prioritize comfort and air quality in your home using
Smart Scenes, which can control your Levoit thermostat,
humidifier, and air purifier settings all at the same time.
Energy Usage Graphs
•
View your thermostat energy usage and how much
time the thermostat spent heating/cooling.
• See your energy usage history for the previous week.

61
Troubleshooting
Problem Possible Solution
The thermostat display does not
turn on.
Gently tug on each wire connected to the terminals on the
backplate to make sure they are properly inserted and secure.
Make sure the cover of your HVAC system is completely closed.
Some HVAC systems do not turn on if the cover is not closed.
If you only have one R wire (R wires include R, Rc, and Rh), make
sure the R wire is connected to the Rc terminal (see About R
Wires, page 18).
If you are using the PEK, make sure the wires are connected to
the correct terminals on the backplate (see step 9 of Installing
Thermostat without a C Wire, page 32).
Use a multimeter to check the voltage of the C wire and Rc wire
to make sure it is AC 18–30V. The thermostat does not work with
high voltage systems. Contact Customer Support (see page 73).
The thermostat freezes or crashes. Remove the thermostat from the backplate, then reattach it.
This will restart the thermostat.

62
Problem Possible Solution
Forgot lock screen password. Unlock the thermostat through the VeSync app.
Remove the thermostat from the backplate, then reattach it. This
will restart the thermostat.
Heating and cooling functions are
reversed.
If you have a heat pump system, change the O/B reversing valve
setting in the thermostat’s settings (see Settings
, page 56).
Make sure that the W wire and Y wire are connected to the correct
terminals on the backplate.
If you are using the PEK, make sure the wires are connected to the
correct terminals on the HVAC control board and backplate (see
Installing Thermostat without a C Wire, page 22).
The thermostat does not show
weather information.
Make sure the thermostat is connected to the VeSync app.
In the VeSync app, make sure you input your home location and
set the region to the United States.
TROUBLESHOOTING (CONT.)

63
Problem Possible Solution
Room sensor (sold separately)
does not connect to the thermostat.
Make sure the thermostat and room sensor are added to the same
VeSync account.
One of the room sensor's batteries may be low.
Replace with 2 AAA batteries.
TROUBLESHOOTING (CONT.)
If your problem is not listed, please contact Customer Support (see page 73).

64
My smart thermostat isn’t connecting to the VeSync app.
• Make sure your phone has Bluetooth® turned on and is not currently connected to another Bluetooth device.
• During the setup process, you must be on a secure 2.4GHz Wi-Fi® network. Confirm that the network is working
correctly.
• Make sure the Wi-Fi password you entered is correct.
• There should be no spaces at the beginning or end of the password.
• Test the password by connecting a dierent electronic device to the router.
• If you’re manually typing in the SSID and password, double check that both are entered correctly.
• Your phone should be as close as possible to your thermostat.
• Your router may need to be at a higher location, away from obstructions.
• Make sure your thermostat and router are away from appliances (such as microwave ovens, refrigerators, electronic
devices, etc.) to avoid signal interference.
• If you’re using a VPN, make sure it’s turned o while setting up your thermostat.
• Disable portal authentication for your Wi-Fi network. If portal authentication is enabled, the thermostat will not be able
to access your Wi-Fi network, and setup will fail.
Note: Portal authentication means that you need to sign in to your Wi-Fi network through a web page
before you can use the Internet.
VeSync App Troubleshooting

65
VESYNC APP TROUBLESHOOTING (CONT.)
My thermostat is oine.
• Make sure your router is connected to the internet and your phone’s network connection is working.
• Delete your oine thermostat from the VeSync app. Swipe left (iOS®) or press and hold (Android™), then tap Delete
Reconfigure the thermostat with the VeSync app.
If your problem is not listed, please contact Customer Support (see page 73).
Note: Power outages, internet outages, or changing Wi-Fi routers may cause the thermostat to go oine.

66
FEDERAL COMMUNICATION COMMISSION INTERFERENCE STATEMENT -
PART 15
This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions:
(1) This device may not cause harmful interference, and
(2) This device must accept any interference received, including interference that may cause undesired
operation.
NOTE: 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 o and on, the user is encouraged to try to correct the
interference by one or more of the following measures:
• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and receiver.
• Connect the equipment into an outlet on a circuit dierent from that to which the receiver is
connected.
• Consult the dealer or an experienced radio/TV technician for help.

67
FCC Caution: Any changes or modifications not expressly approved by the party responsible for compliance
could void the user’s authority to operate this equipment.
FCC RADIATION EXPOSURE STATEMENT
FCC SDOC SUPPLIER’S DECLARATION OF CONFORMITY
This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. End
users must follow the specific operating instructions for satisfying RF exposure compliance. To maintain
compliance with FCC RF exposure compliance requirements, please follow operation instructions as
documented in this manual. This transmitter must not be co-located or operating in conjunction with any other
antenna or transmitter. This equipment should be installed and operated with a minimum distance of 20cm
between the radiator and your body. The availability of some specific channels and/or operational frequency
bands are country dependent and are firmware programmed at the factory to match the intended destination.
The firmware setting is not accessible by the end user.
Arovast Corporation hereby declares that this equipment is in compliance with the FCC requirements. The
declaration of conformity may be consulted in the support section of our website, accessible from www.
levoit.com.

68
Warranty Information
Levoit Limited Product Warranty
Register your products at https://warranty.levoit.com/
warranty to stay up to date with important product
information such as product updates, limited warranties,
usage and maintenance recommendations, and notifications
concerning safety warnings or product recalls. Registration is
not required to claim your limited warranty.
Two (2) Year Limited Consumer Product Warranty
Arovast Corporation (“Arovast”) warrants that the product
shall be free from defects in material and workmanship
for a period of 2 years from the date of original purchase
(“Limited Warranty Period”), provided the product was used
Product Name Aura™ Smart Thermostat
Model LTM-A401S-WUS
For your own reference, we strongly recommend
that you record your order ID and date of purchase.
Date of Purchase
Order ID
in accordance with its use and care instructions (e.g., in the
intended environment and under normal circumstances).
Your Limited Warranty Benefits
During the Limited Warranty Period and subject to this limited
Warranty Policy, Arovast will, in its sole and exclusive discretion,
either (i) refund the purchase price if the purchase was made
directly from the online Levoit store, (ii) repair any defects in
material or workmanship, (iii) replace the product with another
product of equal or greater value, or (iv) provide store credit in
the amount of the purchase price.
Who is Covered?
This limited warranty extends only to the original consumer
purchaser of the product and is not transferable to any
subsequent owner of the product, regardless of whether the
product transferred ownership during the specified term of the
limited warranty. The original consumer purchaser must provide
verification of the defect or malfunction and proof of the date of
purchase to claim the Limited Warranty Benefits.

69
WARRANY INFORMATION (CONT.)
Be Aware of Unauthorized Dealers or Sellers
This limited warranty does not extend to products
purchased from unauthorized dealers or sellers. Arovast’s
limited warranty only extends to products purchased from
authorized dealers or sellers that are subject to Arovast’s
quality controls and have agreed to follow its quality
controls. Please be aware, products purchased from an
unauthorized website or dealer may be counterfeit, used,
defective, or may not be designed for use in your country.
You can protect yourself and your products by making sure
you only purchase from Arovast or its authorized dealers.
If you have any questions about a specific seller, or if
you think you may have purchased your product from an
unauthorized seller, please contact our Customer Support
Team via [email protected].
What’s Not Covered?
• Normal wear and tear, including parts that might wear
out over time (e.g., batteries, filters, cleaning brush,
essential oil pads, etc.).
• If the proof-of-purchase has been altered in any way
or is made illegible.
• If the model number, serial number or production date
code on the product has been altered, removed or made
illegible.
• If the product has been modified from its original condition.
• If the product has not been used in accordance with
directions and instructions in the user manual.
• Damages caused by connecting peripherals, additional
equipment or accessories other than those recommended
in the user manual.
• Damages or defects caused by accident, abuse, misuse, or
improper or inadequate maintenance.
• Damages or defects caused by service or repair of the
product performed by an unauthorized service provider or
by anyone other than Arovast.
• Damages or defects occurring during commercial use,
rental use, or any use for which the product is not intended.
• If the unit has been damaged, including but not limited
to damage by animals, lightning, abnormal voltage, fire,
natural disaster, transportation, dishwasher, or water
(unless the user manual expressly states that the product is
dishwasher-safe).

70
WARRANY INFORMATION (CONT.)
• Incidental and consequential damages.
• Damages or defects exceeding the cost of the
product.
Claiming Your Limited Warranty Service in 5 Simple
Steps:
1. Make sure your product is within the specified limited
warranty period.
2. Make sure you have a copy of the invoice and order
ID or proof-of-purchase.
3. Make sure you have your product. DO NOT dispose
of your product before contacting us.
4. Contact our Customer Support Team via support@
levoit.com
5. Once our Customer Support Team has approved your
request, please return the product with a copy of the
invoice and order ID.
Sole and Exclusive Remedy
THE FOREGOING LIMITED WARRANTY CONSTITUTES AROVAST
CORPORATION’S EXCLUSIVE LIABILITY, AND YOUR SOLE AND
EXCLUSIVE REMEDY, FOR ANY BREACH OF ANY WARRANTY
OR OTHER NONCONFORMITY OF THE PRODUCT COVERED
BY THIS LIMITED PRODUCT WARRANTY STATEMENT. THIS
LIMITED WARRANTY IS EXCLUSIVE, AND IN LIEU OF ALL OTHER
WARRANTIES. NO EMPLOYEE OF AROVAST CORPORATION OR
ANY OTHER PARTY IS AUTHORIZED TO MAKE ANY WARRANTY
IN ADDITION TO THE LIMITED WARRANTY IN THIS LIMITED
PRODUCT WARRANTY STATEMENT.
Disclaimer of Limited Warranties
TO THE FULLEST EXTENT PROVIDED BY APPLICABLE
LAW, EXCEPT AS WARRANTED IN THIS LIMITED PRODUCT
WARRANTY POLICY, AROVAST CORPORATION PROVIDES THE
PRODUCTS YOU PURCHASE FROM AROVAST CORPORATION
“AS IS” AND AROVAST CORPORATION HEREBY DISCLAIMS
ALL WARRANTIES OF ANY KIND, WHETHER EXPRESS OR
IMPLIED, STATUTORY, OR OTHERWISE, INCLUDING BUT NOT
LIMITED TO ANY WARRANTIES OF MERCHANTABILITY, NON-
INFRINGEMENT, AND FITNESS FOR PARTICULAR PURPOSE.

71
WARRANY INFORMATION (CONT.)
Limitations of Liability
TO THE FULLEST EXTENT PROVIDED BY APPLICABLE
LAW, IN NO EVENT WILL AROVAST CORPORATION, ITS
AFFILIATES, OR THEIR LICENSORS, SERVICE PROVIDERS,
EMPLOYEES, AGENTS, OFFICERS, OR DIRECTORS BE
LIABLE FOR:
(a) DAMAGES OF ANY KIND ARISING OUT OF OR IN
CONNECTION WITH PRODUCTS PURCHASED FROM
AROVAST CORPORATION IN EXCESS OF THE PURCHASE
PRICE PAID BY THE PURCHASER FOR SUCH PRODUCTS,
OR
(b) INDIRECT, SPECIAL, INCIDENTAL, CONSEQUENTIAL, OR
PUNITIVE DAMAGES EVEN IF AROVAST CORPORATION
OR ONE OF ITS SUPPLIERS HAS BEEN ADVISED OF THE
POSSIBILITY OR LIKELIHOOD OF SUCH DAMAGES.
AND REGARDLESS OF WHETHER CAUSED BY TORT
(INCLUDING NEGLIGENCE), BREACH OF CONTRACT,
OR OTHERWISE. OUR LIABILITY SHALL UNDER NO
CIRCUMSTANCES EXCEED THE ACTUAL AMOUNT PAID
BY YOU FOR THE DEFECTIVE PRODUCT, NOR SHALL
WE UNDER ANY CIRCUMSTANCES BE LIABLE FOR ANY
CONSEQUENTIAL, INCIDENTAL, SPECIAL OR PUNITIVE
DAMAGES OR LOSSES, WHETHER DIRECT OR INDIRECT.
EXCEPT AS COVERED BY THIS LIMITED PRODUCT
WARRANTY STATEMENT, AROVAST CORPORATION
SHALL NOT BE LIABLE FOR COSTS ASSOCIATED WITH THE
REPLACEMENT OR REPAIR OF PRODUCTS PURCHASED FROM
IT, INCLUDING, BUT NOT LIMITED TO, LABOR, INSTALLATION,
OR OTHER COSTS INCURRED BY THE USER AND, IN
PARTICULAR, ANY COSTS RELATING TO THE REMOVAL OR
REPLACEMENT OF ANY PRODUCT.
OTHER RIGHTS YOU MAY HAVE
SOME JURISDICTIONS DO NOT ALLOW FOR: (1) EXCLUSION
OF IMPLIED WARRANTIES; (2) LIMITATION ON THE DURATION
OF IMPLIED WARRANTIES; AND/OR (3) EXCLUSION OR
LIMIATION OF INCIDENTAL OR CONSEQUANTIAL DAMAGES;
SO THE DISCLAIMERS IN THIS POLICY MAY NOT APPLY
TO YOU. IN THESE JURISDICTIONS YOU HAVE ONLY THE
IMPLIED WARRANTIES THAT ARE EXPRESSLY REQUIRED TO
BE PROVIDED IN ACCORDANCE WITH APPLICABLE LAW. THE
LIMITATIONS OF WARRANTIES, LIABILITY, AND REMEDIES APPLY
TO THE MAXIMUM EXTENT PERMITTED BY LAW.
ALTHOUGH THIS LIMITED WARRANTY GIVES YOU SPECIFIC
LEGAL RIGHTS, YOU MAY HAVE OTHER RIGHTS IN YOUR
JURISDICTION. THIS STATEMENT OF LIMITED WARRANTY IS
SUBJECT TO APPLICABLE LAWS THAT APPLY TO YOU AND THE
PRODUCT. PLEASE REVIEW THE LAWS IN YOUR JURISDICTION
TO UNDERSTAND YOUR RIGHTS FULLY.

72
This warranty is made by:
Arovast Corporation
1202 N. Miller St., Suite A
Anaheim, CA 92806
WARRANY INFORMATION (CONT.)
Attributions
Amazon, Alexa, and all related logos are trademarks of Amazon.com, Inc. or its aliates.
App Store® is a trademark of Apple Inc.
The Bluetooth® word mark and logos are registered trademarks owned by Bluetooth SIG, Inc. and any use
of such marks by Arovast Corporation is under license. Other trademarks and trade names are those of their
respective owners.
Google, Android, and Google Play are trademarks of Google LLC.
iOS is a registered trademark of Cisco Systems, Inc. and/or its aliates in the United States and certain other
countries.
Zigbee Alliance’s trademarks and logos, and all goodwill associated therewith, are the exclusive property of
the Zigbee Alliance.
CHANGES TO THIS POLICY
We may change the terms and availability of this limited
warranty at our discretion, but any changes will not be
retroactive.

73
Customer Support
If you have any questions or concerns about your
new product, please contact our helpful Customer
Support Team.
Arovast Corporation
1202 N. Miller St., Suite A
Anaheim, CA 92806
Support Hours
Mon–Fri, 9:00 am–5:00 pm PST/PDT
Email: [email protected]
Toll-Free: (888) 726-8520
*Please have your order invoice and order ID
ready before contacting Customer Support.

Notes

Notes

/LEVOITLIFESTYLE
/LEVOIT
/LEVOIT
/LEVOIT
LEVOIT.COM
DL121622_RF-M1_1122LTM-A401S-WUS


