TRUSTECH WTF-010L
TRUSTECH Evaporative Air Cooler User Manual
Model: WTF-010L
1. Product Overview
The TRUSTECH Evaporative Air Cooler is a versatile indoor cooling solution designed to provide comfort with its oscillating fan, multiple modes, and speeds. It features a bladeless design for safety and includes ice boxes for enhanced cooling. This manual provides essential information for the safe and efficient operation of your air cooler.

Figure 1: Evaporative Air Cooler with remote control and ice boxes.
2. Key Features
- Efficient Water Refilling & 2 Ice Boxes: Designed for easy water addition without bending. Includes two ice boxes for double cooling effect.
- 3 Wind Speeds & Modes: Offers Low, Medium, and High wind speeds, along with Normal, Natural, and Sleep modes to suit various preferences and situations.
- Larger Coverage with Oscillation: Features 20-inch long air outlets and an oscillation function to distribute cool air over a wider area.
- User-friendly with LED Display & Remote: Equipped with an intuitive control panel and a portable remote control for convenient adjustments. The LED display shows current settings.
- Safe and Easy to Clean: Bladeless design ensures safety for children and pets. The unit is designed for easy cleaning and provides clean airflow.
3. Setup Instructions
- Unpacking: Carefully remove all components from the packaging. Ensure all parts are present: main unit, base, remote control, and 2 ice boxes.
- Base Assembly: Place the main unit onto the provided stand/base. Ensure it is securely seated and stable.
- Power Connection: Extend the power cord and plug it into a standard 120V AC electrical outlet.
- Adding Water/Ice Boxes:
- Open the water tank cover located at the top of the unit.
- Pour clean water into the tank, ensuring it does not exceed the maximum fill line.
- For enhanced cooling, place the two included ice boxes (pre-frozen) into the designated compartments within the water tank.

Figure 2: Easy top-fill water tank for convenient refilling.

Figure 3: Inserting frozen ice boxes into the water tank for cooler air.
4. Operating Instructions
Your TRUSTECH Evaporative Air Cooler can be operated using the control panel on top of the unit or the included remote control.
4.1 Control Panel & Remote

Figure 4: Control Panel and Remote Display with button functions.
- Power Button: Turns the unit ON/OFF.
- Cooling Button: Activates the evaporative cooling function. Use with ice boxes for maximum effect.
- Mode Button: Cycles through Normal, Natural, and Sleep modes.
- Speed Button: Adjusts fan speed between Low, Medium, and High.
- Oscillating Button: Activates or deactivates the oscillation function for wider air distribution.
- Timer Button: Sets the operating timer from 1 to 12 hours.
4.2 Modes and Speeds

Figure 5: The air cooler offers three wind speeds: Low, Medium, and High.

Figure 6: Sleep mode provides quiet operation for comfortable rest.
- Normal Mode: Provides a consistent airflow at the selected speed.
- Natural Mode: Simulates natural breeze by varying fan speed intermittently.
- Sleep Mode: Operates at a lower, quieter speed, often gradually decreasing, ideal for nighttime use.
4.3 Oscillation
Press the oscillation button to activate the wide-angle oscillation feature, allowing the unit to distribute cool air across a larger area of the room.

Figure 7: The 20-inch long air outlets combined with oscillation provide expanded coverage.
5. Maintenance
Regular maintenance ensures optimal performance and longevity of your air cooler.
- Water Tank Cleaning: Regularly drain and clean the water tank to prevent mold and mildew buildup. Use a soft cloth and mild detergent if necessary, then rinse thoroughly.
- Filter Cleaning: The unit features a filter at the back. Periodically remove and clean the filter to maintain air quality and airflow efficiency. Refer to the diagram below for filter location.
- Exterior Cleaning: Wipe the exterior of the unit with a soft, damp cloth. Do not use abrasive cleaners or solvents.

Figure 8: Rear view showing the air filter for easy maintenance.
6. Troubleshooting
If you encounter issues with your air cooler, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Unit does not turn on | No power supply; Power button not pressed. | Check power cord connection and wall outlet; Press the Power button. |
| Weak airflow | Air filter is dirty; Water tank is empty (for cooling function). | Clean the air filter; Refill the water tank. |
| No cooling effect | Water tank is empty; Cooling function not activated; Ice boxes not used/frozen. | Refill water tank; Press the Cooling button; Ensure ice boxes are frozen and placed in tank. |
| Unusual noise | Unit not on a flat surface; Obstruction in fan area. | Place unit on a stable, flat surface; Check for and remove any obstructions. |
7. Specifications
| Feature | Detail |
|---|---|
| Brand | TRUSTECH |
| Model Name | WTF-010L |
| Mounting Type | Freestanding |
| Special Feature | Oscillating Fan, Timer |
| Color | White |
| Controls Type | Remote |
| Reservoir Capacity | 3 Liters (as per product title, JSON says 12 Liters, using title for consistency) |
| Product Dimensions | 20"D x 20"W x 42.52"H |
| Voltage | 120 Volts (AC) |
| Item Weight | 13 pounds |
8. Warranty and Support
For warranty information, technical support, or service inquiries, please contact TRUSTECH customer service. Keep your purchase receipt as proof of purchase for any warranty claims.
Customer Service: Please refer to the product packaging or the official TRUSTECH website for the most current contact information.
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