Winado WND-Air Conditioner-310+311
Winado 9,000 BTU Mini Split Air Conditioner Inverter User Manual
Model: WND-Air Conditioner-310+311 | Brand: Winado
1. Important Safety Information
Please read this manual carefully before installation and operation. Keep this manual for future reference.
- Ensure the unit is installed by a qualified professional.
- Always disconnect power before cleaning or servicing the unit.
- Do not insert fingers or objects into the air inlet/outlet.
- Keep children away from the unit.
- Do not use flammable sprays near the unit.
2. Product Overview
The Winado 9,000 BTU Mini Split Air Conditioner Inverter is a versatile 4-in-1 system designed for efficient climate control in spaces up to 450 sq. ft. It features cooling, heating, dehumidifying, and fan-only modes.

Figure 2.1: Complete Winado Mini Split System Components. This image displays the indoor air handler, the outdoor condenser unit, the wireless remote control, and a smartphone screen showing the Wi-Fi control application. Various installation accessories like copper lines and electrical wiring are also visible.
2.1 Key Features
- 4-in-1 Multi-Function: Cooling, Heating, Dehumidifying, and Fan modes.
- Energy Saving: 19 SEER rating with inverter technology for improved efficiency.
- Quiet Operation: Ultra-silent operation at 26-41 dB(A).
- WiFi Remote Control: Control the unit via a smartphone application.
- Washable Air Filter: Easy to clean and maintain for optimal performance.
- Wide Temperature Range: Operates effectively between 61°F and 88°F.
2.2 Dimensions and Application Area

Figure 2.2: Product Dimensions and Coverage. This diagram illustrates the physical dimensions of both the indoor and outdoor units, along with their respective weights. It also indicates the recommended application area of 100-450 square feet for the 9000 BTU unit.
The 9,000 BTU unit is designed to cool or heat areas ranging from 100 to 450 square feet. The indoor unit measures approximately 11.49 inches in height, 31.92 inches in width, and 8.07 inches in depth, weighing 19.8 lbs. The outdoor unit measures approximately 19.61 inches in height, 28.14 inches in width, and 11.42 inches in depth, weighing 48.5 lbs.
3. Setup and Installation
Installation of a mini-split system requires specialized tools and knowledge. It is highly recommended to have the unit installed by a certified HVAC professional to ensure proper function, safety, and warranty validity.
3.1 What's in the Box
Upon delivery, you will receive two boxes, which may arrive on different days. Please verify all components are present before beginning installation.

Figure 3.1: Package Contents and Delivery. This image shows the components included with the Winado Mini Split system, such as copper line sets, drain hoses, remote control, signal cable, rubber feet, sealing gum, outdoor unit, indoor unit, drain joint, and screw pack. It also indicates that the product ships in two separate boxes.
- 2 x Copper Line Sets (16.4FT each)
- 2 x Drain Hoses (13.1FT each)
- 1 x Remote Control
- 1 x Signal Cable (19FT)
- 4 x Rubber Feet
- 1 x Sealing Gum
- 1 x Outdoor Unit
- 1 x Indoor Unit
- 1 x Drain Joint
- 1 x Screw Pack
Note: Additional items such as a power whip, AC disconnect box, vacuum pump, and manifold gauge set may be required for installation and are not included.
4. Operating Instructions
The Winado Mini Split AC offers multiple operating modes and convenient control options via the remote and a smartphone app.
4.1 Operating Modes

Figure 4.1: Available Operating Modes. This image illustrates the six primary operating modes of the air conditioner: Auto, Cool, Dry, Heat, Fan, and ECO. It also shows the temperature range for cooling (down to 61°F) and heating (up to 88°F).
- Cooling Mode: Provides cooling down to 61°F (16°C).
- Heating Mode: Provides heating up to 88°F (31°C).
- Dehumidifying (Dry) Mode: Reduces humidity in the air.
- Fan Only Mode: Circulates air without cooling or heating.
- Auto Mode: Automatically selects the appropriate mode based on room temperature.
- ECO Mode: Optimizes energy consumption for efficient operation.
4.2 Remote Control Functions
The included remote control allows full command over the unit's functions.

Figure 4.2: Remote Control Layout and Functions. This detailed diagram labels each button on the remote control and provides a brief description of its function, including Power, Mode, Temperature, Turbo, Fan, Swing, Mute, ECO, Timer, Sleep, I Feel, and Display buttons.
- POWER BUTTON: Turns the appliance on or off.
- MODE BUTTON: Selects the operation mode (Cooling, Heating, Dry, Fan, Auto, ECO).
- TEMPERATURE BUTTON: Adjusts the desired temperature.
- TURBO BUTTON: Activates strong heating/cooling mode for rapid temperature change.
- FAN BUTTON: Selects fan speed (auto, high, medium, low).
- SWING BUTTON: Controls horizontal louver swinging and adjusts airflow direction.
- MUTE BUTTON: Stops or starts MUTE mode (fan speed automatically set to lower speed).
- ECO MODE: Enters energy-saving mode by decreasing start/stop frequency.
- TIMER BUTTON: Sets or cancels the 24-hour timer.
- SLEEP BUTTON: Activates or deactivates Sleep Mode for quiet operation.
- I FEEL BUTTON: Activates intelligent constant speed function.
- DISPLAY BUTTON: Turns the indoor unit's display on or off.
4.3 Wi-Fi Control
The unit can be controlled remotely via a smartphone application, providing convenience and flexibility.

Figure 4.3: Wi-Fi Control in Use. This image shows a user comfortably controlling the air conditioner from their smartphone, highlighting the convenience of the Wi-Fi connectivity feature.
Refer to the separate Wi-Fi setup guide for detailed instructions on connecting your unit to your home network and using the smartphone application.
5. Maintenance
Regular maintenance ensures optimal performance and longevity of your air conditioner.
5.1 Cleaning the Air Filter
The indoor unit is equipped with a permanently washable air filter. Cleaning the filter once a month is recommended to maintain air quality and unit efficiency.

Figure 5.1: Removable and Washable Filter. This image demonstrates the ease of removing and cleaning the air filter from the indoor unit, emphasizing the importance of regular filter maintenance.
- Turn off the unit and disconnect power.
- Open the front panel of the indoor unit.
- Carefully remove the air filter(s).
- Clean the filter(s) with a vacuum cleaner or wash with lukewarm water and mild detergent.
- Allow the filter(s) to dry completely before reinserting.
- Close the front panel and restore power.
For other maintenance tasks, such as cleaning the outdoor unit or checking refrigerant levels, it is advisable to contact a qualified service technician.
6. Troubleshooting
This section provides solutions to common issues you might encounter. If the problem persists, contact customer support.
| Problem | Possible Cause | Solution |
|---|---|---|
| Unit does not turn on. | No power, remote control batteries dead, circuit breaker tripped. | Check power supply, replace remote batteries, reset circuit breaker. |
| Insufficient cooling/heating. | Dirty air filter, blocked outdoor unit, incorrect mode setting, low refrigerant. | Clean air filter, clear obstructions from outdoor unit, verify mode, contact technician for refrigerant check. |
| Unusual noise. | Loose parts, foreign objects, fan imbalance. | Turn off unit and inspect for loose parts or objects. If noise persists, contact service. |
| Water leakage from indoor unit. | Clogged drain hose, improper installation. | Check and clear drain hose. If issue persists, professional inspection is needed. |
| Wi-Fi connection issues. | Incorrect Wi-Fi settings, router issues, app malfunction. | Ensure correct Wi-Fi password, restart router, reinstall app, refer to Wi-Fi setup guide. |
7. Specifications
| Attribute | Detail |
|---|---|
| Brand | Winado |
| Model Number | WND-Air Conditioner-310+311 |
| Cooling Capacity | 9,000 BTU |
| Voltage | 115 Volts |
| SEER Rating | 19.00 |
| Noise Level | 41 dB (Max) |
| Coverage Area | Up to 450 Sq. Ft. |
| Item Weight (Indoor Unit) | 19.8 pounds |
| Product Dimensions (Indoor Unit) | 11.5 x 31.9 x 8.1 inches |
| Material Type | Plastic, Zinc, Steel |
| Country of Origin | China |
8. Warranty and Support
For warranty information and technical support, please contact Winado customer service. Details can typically be found on the product packaging or the official Winado website.
Customer Service: Refer to your purchase documentation or the manufacturer's website for contact details.
Protection Plans: Extended protection plans may be available for purchase. Check with your retailer for options.
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