1. Introduction
This manual provides instructions for the GENGQIANSI replacement remote control, designed for use with Delonghi 5515110041 PAC AN140HPEC and PACAN140HPEC portable air conditioners. Please read this manual carefully before use to ensure proper operation and longevity of your device.

Image 1: The GENGQIANSI replacement remote control shown alongside its included wall mount case. The remote is white with a black display screen and grey buttons.
2. Package Contents
- 1 x GENGQIANSI Replacement Remote Control
- 1 x Wall Mount Case
3. Setup
3.1 Battery Installation
- Locate the battery compartment on the back of the remote control.
- Slide the battery cover downwards to open it.
- Insert two AAA batteries (not included), ensuring correct polarity (+/-) as indicated inside the compartment.
- Slide the battery cover back into place until it clicks securely.

Image 2: The rear view of the remote control, showing the smooth white casing and the battery compartment cover at the bottom, marked "OPEN".
3.2 Wall Mount Installation
The included wall mount case allows for convenient storage of your remote control.
- Choose a suitable location near your air conditioner, ensuring it is within line-of-sight for infrared transmission.
- Use screws (not included) to secure the wall mount case to the desired surface.
- Slide the remote control into the mounted case for storage.

Image 3: The remote control securely placed within its white wall mount case, ready for storage or use.
4. Operating Instructions
Ensure the remote control is pointed directly at the infrared receiver on your Delonghi portable air conditioner for optimal performance.

Image 4: An illustration showing the remote control mounted on a wall next to a portable air conditioner, indicating its intended use.
4.1 Button Functions
The remote control features 15 buttons for various functions. Refer to the image below for button layout.

Image 5: A clear front view of the remote control, displaying its LCD screen and all functional buttons.
| Button | Function |
|---|---|
| Power (Red) | Turns the air conditioner On or Off. |
| MODE | Cycles through operating modes (e.g., Cool, Fan, Dry, Heat). |
| Temperature Up (▲) | Increases the set temperature. |
| Temperature Down (▼) | Decreases the set temperature. |
| Fan Speed | Adjusts the fan speed. |
| Swing | Activates or deactivates the air swing function. |
| Timer On (Clock-I) | Sets the timer for the unit to turn on. |
| Timer Off (Clock-O) | Sets the timer for the unit to turn off. |
| °C/°F | Switches temperature display between Celsius and Fahrenheit. |
| OK | Confirms selections. |
| Star (Favorite) | Activates a pre-set favorite setting (if supported by AC unit). |
| Sleep/Light | Activates sleep mode or controls display light (functionality depends on AC unit). |
| Return/Back | Returns to previous setting or menu. |
5. Maintenance
- Cleaning: Wipe the remote control with a soft, dry cloth. Do not use liquid cleaners or abrasive materials.
- Battery Replacement: Replace batteries when the remote control's range decreases or it stops responding. Remove batteries if the remote will not be used for an extended period to prevent leakage.
- Storage: Store the remote control in a cool, dry place, away from direct sunlight and extreme temperatures.
6. Troubleshooting
- Remote not responding:
- Check battery polarity and ensure batteries are fresh.
- Ensure there are no obstructions between the remote and the air conditioner's receiver.
- Point the remote directly at the air conditioner.
- Limited range:
- Replace batteries with new ones.
- Ensure no strong light sources (like direct sunlight) are interfering with the infrared signal.
- Some functions not working:
- Verify that your specific Delonghi air conditioner model supports the function you are trying to use. Not all air conditioners have identical features.
7. Specifications
| Brand | GENGQIANSI |
| Model Name | DE-01 |
| Model Number | A520230403B53(DE-01+ZHIJIA)-1 |
| Compatible Devices | Delonghi 5515110041 PAC AN140HPEC / PACAN140HPEC Portable Air Conditioners |
| Connectivity Technology | Infrared |
| Maximum Range | 10 meters |
| Battery Type | AAA (2 required, not included) |
| Button Quantity | 15 |
8. Warranty and Support
This product is a replacement remote control. For specific warranty information, please refer to the retailer or manufacturer's policy at the point of purchase. For technical support or inquiries, please contact the seller directly.
Note: This remote control is designed to function as a direct replacement. Compatibility is based on the original remote control's appearance and model numbers.