1. Isingeniso
This manual provides detailed instructions for the installation, operation, and maintenance of your MINCO M4A Tuya WiFi Smart Thermostat. This device is designed to control gas boiler heating systems, offering precise temperature management and smart home integration via Tuya WiFi connectivity. Please read this manual thoroughly before installation and use to ensure safe and efficient operation.
2. Ulwazi Lokuphepha
- Ukuphepha Kagesi: Installation must be performed by a qualified electrician in accordance with local electrical codes. Always disconnect power before installation or maintenance.
- Voltage: Qinisekisa ukuthi ivolumu ye-thermostat iphakemetage rating matches your power supply (AC100-240V).
- Imvelo: Do not install the thermostat in areas with high humidity, direct sunlight, or extreme temperatures.
- Izingane: Gcina idivayisi ikude nezingane.
- Ukusetshenziswa okuhlosiwe: This thermostat is designed for controlling gas boiler heating systems only. Do not use it for other applications.
3. Umkhiqizo Uphelileview
The MINCO M4A Smart Thermostat provides intelligent control over your heating system. It features a clear display, touch controls, and WiFi connectivity for remote management via the Tuya Smart app.
3.1 Izici ezibalulekile
- Ukulawulwa Okuhlakaniphile: Remote control via mobile app (Tuya Smart).
- Voice Linkage: Compatible with voice assistants for hands-free operation.
- Kuyahleleka: Time-sharing programming for energy saving.
- Energy Consumption Statistics: Monitor and manage energy usage.
- Ukufaka Okulula: Single fire wire power supply, no complex wiring for certain setups.
3.2 Thermostat Components

Image showing both white and black versions of the MINCO M4A thermostat alongside a smartphone displaying the Tuya Smart app interface. This illustrates the device's appearance and its remote control capability.

I-engeli view of the black MINCO M4A Smart Thermostat, highlighting its sleek design and digital display showing current temperature (26.6°C) and set temperature (16.5°C).

I-engeli view of the white MINCO M4A Smart Thermostat, showcasing its clean aesthetic and digital display with temperature readings.
The thermostat features a large LCD display for clear temperature readings and settings, along with intuitive touch buttons for control. The WiFi icon indicates connectivity status, and various mode icons show the current operating state.
4. Setha
4.1 Ukufakwa kukagesi
ISEXWAYISO: Disconnect all power to the heating system at the main circuit breaker before beginning installation. Failure to do so may result in electrical shock or equipment damage.
- Ukukhweza: Choose a suitable location on an interior wall, away from drafts, direct sunlight, and heat sources. The recommended installation height is approximately 1.5 meters (5 feet) from the floor.
- Izintambo: Refer to the wiring diagrams below for proper connection. Ensure all connections are secure. This model is designed for gas boiler systems.
- Secure the Thermostat: Mount the thermostat base to the wall using screws. Connect the display unit to the base.
- Buyisela Amandla: Uma ukufakwa sekuqediwe futhi konke ukuxhumana sekuqinisekisiwe, buyisela amandla ohlelweni lokushisa.

Detailed diagram showing the dimensions (86mm x 86mm front, 14mm depth, 27mm back box depth) and wiring terminals for the black MINCO M4A thermostat. The wiring diagram indicates connections for AC100-240V power (L, N) and boiler control (NO, NC, L7, L8).

Detailed diagram showing the dimensions (86mm x 86mm front, 14mm depth, 27mm back box depth) and wiring terminals for the white MINCO M4A thermostat. The wiring diagram indicates connections for AC100-240V power (L, N) and boiler control (NO, NC, L7, L8).
Wiring Terminal Legend:
- L: Live Wire (AC100-240V)
- N: Neutral Wire (AC100-240V)
- CHA: Normally Open (Boiler Control)
- NC: Normally Closed (Boiler Control)
- L7, L8: Auxiliary connections (refer to specific boiler manual if applicable)
4.2 App Pairing (Tuya Smart)
- Landa uhlelo lokusebenza: Download the "Tuya Smart" or "Smart Life" app from your smartphone's app store (iOS or Android).
- Bhalisa/Ngena: Dala i-akhawunti noma ngena ngemvume ku-akhawunti yakho ekhona.
- Engeza Idivayisi: In the app, tap the "+" icon to add a new device. Select "Small Home Appliances" > "Thermostat" or search for "Thermostat".
- Faka imodi yokumatanisa: On the thermostat, press and hold the WiFi icon or a designated button (refer to on-screen instructions if available) until the WiFi indicator on the thermostat starts blinking rapidly.
- Xhuma ku-WiFi: Follow the in-app instructions to connect the thermostat to your 2.4GHz WiFi network. Ensure your phone is also connected to the same 2.4GHz network during pairing.
- Idivayisi Yengeziwe: Once successfully paired, the app will confirm the device has been added. You can then rename the thermostat for easy identification.
5. Ukusebenza
5.1 Izilawuli Eziyisisekelo
- Vula/Vala: Cindezela inkinobho yamandla (⏻) to turn the thermostat on or off.
- Ukulungiswa Kwezinga Lokushisa: Use the "+" and "-" buttons to increase or decrease the desired set temperature. The display will show both the current room temperature and the set temperature.
- Ukukhetha Imodi: Press the mode button (often represented by a fan or gear icon) to cycle through available modes (e.g., Manual, Auto/Program).
5.2 Advanced Features (via Tuya Smart App)
- Isilawuli kude: Adjust temperature, change modes, and power on/off from anywhere using the Tuya Smart app.
- Ukuhlela: Set up daily or weekly heating schedules to automatically adjust temperatures based on your routine, optimizing comfort and energy savings.
- Ukulawulwa Kwezwi: Integrate with Amazon Alexa or Google Assistant for voice commands (e.g., "Alexa, set living room thermostat to 22 degrees").
- I-Scene Automation: Create smart scenes within the Tuya app to automate thermostat behavior based on other smart devices or conditions (e.g., "Turn on heating when outdoor temperature drops below 10°C").
- Ukuqapha Amandla: View historical energy consumption data to identify patterns and further optimize usage.
6. Isondlo
- Ukuhlanza: Wipe the thermostat's display and casing with a soft, dry cloth. Do not use abrasive cleaners, solvents, or spray directly onto the device.
- Azikho Izingxenye Ezisetshenziswa Umsebenzisi: The thermostat contains no user-serviceable parts. Do not attempt to open or repair the device yourself.
- Izibuyekezo zesofthiwe: Ensure your Tuya Smart app and thermostat firmware are kept up-to-date for optimal performance and security. Updates are typically managed through the app.
7. Ukuxazulula izinkinga
| Inkinga | Imbangela Engenzeka | Isixazululo |
|---|---|---|
| Thermostat not powering on. | Akukho ukunikezwa kwamandla; izintambo ezingalungile. | Check circuit breaker. Verify wiring connections (L, N) are correct and secure. Consult a qualified electrician if unsure. |
| Uhlelo lokushisa aluphenduli. | Incorrect wiring to boiler; thermostat in wrong mode; boiler issue. | Ensure boiler control wires (NO, NC) are correctly connected. Check thermostat mode (e.g., Manual, Auto). Verify boiler is operational. |
| Ayikwazi ukuxhuma ku-WiFi. | Incorrect WiFi password; 5GHz network; thermostat too far from router; pairing mode not active. | Ensure correct 2.4GHz WiFi network and password. Move thermostat closer to router. Re-enter pairing mode on thermostat. |
| Ukufundwa kwezinga lokushisa okungalungile. | Thermostat exposed to drafts or heat sources. | Relocate thermostat if possible. Ensure no external factors are influencing the sensor. |
| Ukulawulwa kohlelo lokusebenza akusebenzi. | Thermostat offline; app issues; internet connectivity problems. | Check if thermostat WiFi icon is solid. Restart app. Check home internet connection. |
8. Imininingwane
- Imodeli: M4A Gas Boiler 3A H
- Ukunikezwa kwamandla kagesi: I-AC100-240V
- Umthwalo Wamanje: 3A (for Gas Boiler)
- Ukuxhumana: I-Wi-Fi (2.4GHz)
- Inzwa yezinga lokushisa: I-NTC
- Ukunemba kwezinga lokushisa: ±0.5°C
- Set-point Range: 5-35°C
- Ubukhulu: 86mm x 86mm x 14mm (front panel)
- Ukufakwa: Wall-mounted (standard 60mm back box)
- Isisindo Sento: 1.76 ama-ounces (cishe 50g)
- Umkhiqizi: Tang Xiaoli Electronic Commerce Shenzhen
9. Iwaranti & Ukusekela
This product comes with a standard manufacturer's warranty. For specific warranty terms and conditions, please refer to the documentation provided with your purchase or contact your retailer. For technical support, troubleshooting assistance, or inquiries regarding your MINCO M4A Smart Thermostat, please contact the seller or manufacturer directly.
Umkhiqizi: Tang Xiaoli Electronic Commerce Shenzhen