AVATTO WT100 Tuya WiFi Smart Thermostat User Manual

1. Introduction

The AVATTO WT100 is a state-of-the-art smart thermostat designed to provide precise temperature control for various heating systems, including electric heating, water heating, and gas boilers. It integrates seamlessly with smart home ecosystems through the Tuya/Smart Life app, offering remote control and voice command capabilities via popular assistants like Amazon Alexa, Google Home, and Yandex Alice. This manual provides essential information for the safe installation, setup, and operation of your WT100 thermostat.

2. Safety Information

Please read this section carefully before installation and operation to ensure personal safety and prevent damage to the device. Improper installation or use can lead to electric shock or fire hazards.

• Installation must be performed by a qualified electrician in accordance with local electrical codes.
• Always disconnect power at the circuit breaker before installing or servicing the thermostat.
• Do not expose the thermostat to water or excessive humidity.
• Ensure all wiring connections are secure and correctly matched to avoid short circuits.
• This device is designed for indoor use only.

3. Package Contents

Upon opening the package, please verify that all items are present and in good condition:

• AVATTO WT100 Smart Thermostat Unit
• Mounting Screws
• User Manual (this document and a more detailed PDF version)

The back of the thermostat, still in its packaging, revealing the wiring terminals and model information.

4. Specifications

Product parameter diagram showing the dimensions of the thermostat (86mm x 86mm x 27mm, with 13mm thickness from wall).

5. Installation

5.1 Wiring Diagram

Refer to the diagram below for correct wiring. Ensure power is OFF before making any connections. The thermostat supports both Normally Closed (NC) and Normally Open (NO) type main control circuits for 3A water heating systems.

Detailed wiring diagram for Water Heating with WiFi (3A), showing both NC (Normally Closed) and NO (Normally Open) type connections for the main control circuit, live wire, and neutral wire.

Rear view of the thermostat showing the wiring terminals (L, N, 1, 2, 3, 4) and model number M4A-GE WiFi, AC100V-240V, 3A contact.

5.2 Mounting

The thermostat is designed for standard wall mounting. Secure the backplate to the wall using the provided screws, ensuring it is level. Connect the wires according to the diagram, then snap the thermostat front panel onto the backplate.

6. Initial Setup

6.1 Power On

After successful installation and wiring, restore power to the circuit. The thermostat display should light up, indicating it is powered on.

6.2 App Download and Wi-Fi Connection

To utilize the smart features, download the Tuya Smart or Smart Life app on your smartphone. You can find the app by scanning the QR code below or searching in your app store.

QR code for downloading the Tuya/Smart Life app.

Once the app is installed:

1. Register or log in to your account.
2. Add a new device by selecting 'Add Device' or the '+' icon.
3. Follow the in-app instructions to connect your thermostat to your home Wi-Fi network. This typically involves putting the thermostat into pairing mode (often by holding a button for a few seconds until a Wi-Fi icon flashes) and entering your Wi-Fi credentials in the app.
4. The app will guide you through the registration process, and once connected, you will see the thermostat's interface displayed in the app.

7. Operation

7.1 Manual Control

The thermostat can be operated directly via its touch panel. Use the 'M' button to switch modes, the power button to turn on/off, and the up/down arrows to adjust the set temperature. The display shows the current room temperature, set temperature, time, and day of the week.

7.2 APP Remote Control

Control your thermostat from anywhere, anytime, using the Tuya Smart or Smart Life app. Adjust temperature, change modes, set schedules, and monitor your heating system remotely.

Image demonstrating APP remote control of the thermostat, showing a smartphone screen with the Smart Life app interface next to the thermostat.

7.3 Voice Control

Integrate your thermostat with voice assistants like Amazon Alexa, Google Home, or Yandex Alice for hands-free control. Once linked, you can use voice commands to adjust the temperature or inquire about the current room temperature.

Illustration of voice control functionality, showing a user interacting with Alexa and Google Home devices to control the thermostat.

7.4 Time Programming Instructions

The thermostat supports weekly programming to optimize your heating schedule. You can set different temperature profiles for working days and weekends. Refer to the detailed PDF manual for specific steps on setting up time programs.

7.5 Backlight Brightness Adjustment

The backlight brightness can be adjusted or turned off via the app settings to avoid disturbing sleep, especially if the thermostat is located in a bedroom.

Image showing the adjustable backlight brightness feature of the thermostat, with a smartphone app interface displaying backlight settings (Close, Low, Middle, High).

7.6 Group Control Function

For homes with multiple WT100 thermostats, the group control function allows you to manage several devices simultaneously from the app, enabling unified temperature control in different rooms or zones.

Diagram illustrating the group-control function, showing multiple thermostats in different rooms controlled from a single smartphone app.

8. User Tips

Here are some helpful tips from other users to enhance your experience with the AVATTO WT100 Smart Thermostat:

• Easy Programming: Users find the thermostat simple to program and operate, both directly on the device and through the app.
• Remote Control for Convenience: The remote control feature via the app is highly valued, especially for adjusting heated floors in vacation homes or pre-heating your space before arrival.
• Dual Sensor Capability: The thermostat can regulate temperature using both a built-in sensor for indoor air temperature and an external sensor (if connected) for heated floors, offering precise control.
• Energy Savings: Many users report significant savings on heating costs, particularly for gas boilers during the off-season, by using the thermostat's intelligent adjustment and scheduling features.
• Mains Powered: This thermostat is powered by the electrical grid, eliminating the need for battery changes.
• Dry Contact Compatibility: It works well with natural gas combi boilers using a dry contact connection.
• Precise Control: The application allows for temperature regulation with an accuracy of one degree.

9. Troubleshooting

If you encounter issues with your AVATTO WT100 thermostat, try the following common troubleshooting steps:

• No Power: Check the circuit breaker and ensure all wiring connections are secure.
• Wi-Fi Disconnection: Verify your home Wi-Fi network is active. Try restarting your router and then re-pairing the thermostat with the app.
• Incorrect Temperature Reading: Ensure the thermostat is not exposed to direct sunlight or drafts, which can affect sensor accuracy. If using an external floor sensor, ensure it is correctly installed.
• Thermostat Not Responding: Try restarting the thermostat by turning off power at the circuit breaker for a few minutes, then restoring it.

For more detailed troubleshooting, please refer to the comprehensive PDF user manual.

10. Maintenance

The AVATTO WT100 Smart Thermostat requires minimal maintenance:

• Clean the display and casing with a soft, dry cloth. Do not use abrasive cleaners or solvents.
• Ensure the vents (if any) are free from dust accumulation to maintain proper airflow for internal sensors.

11. Warranty and Support

For detailed warranty information, technical support, and a comprehensive version of the user manual, please refer to the official PDF document provided by the manufacturer. This PDF contains in-depth instructions for advanced features, programming, and specific wiring configurations.

You can access the user manual PDF at: AVATTO WT100 User Manual (PDF)