1. Introduction
This manual provides essential instructions for the installation, operation, and maintenance of your liljoech GREE Air Conditioner WiFi Module Controller. This module enables wireless control of compatible GREE air conditioning units, offering convenience through mobile device integration. Please read this manual thoroughly before installation and use to ensure proper function and safety.
2. Safety Information
- Professional Installation Recommended: Installation of this module may require accessing internal components of your air conditioner. It is highly recommended that installation be performed by a qualified technician to prevent damage to the unit or personal injury.
- Power Disconnection: Always ensure the air conditioner unit is completely powered off and disconnected from the main power supply before attempting any installation or maintenance.
- Electrical Safety: Do not attempt to modify the module or its wiring. Improper handling of electrical components can lead to electric shock or fire.
- Environmental Conditions: Keep the module dry and away from extreme temperatures, direct sunlight, and corrosive environments.
3. Package Contents
Verify that all items are present in the package:
- 1 x liljoech GREE Air Conditioner WiFi Module Controller (CS532AE/CS532AF compatible)
- 1 x Connecting Cable with Blue Connector
4. Setup and Installation
Follow these steps to install the WiFi module:
- Power Off: Ensure the GREE air conditioner unit is completely powered off and unplugged from the electrical outlet.
- Locate Module Port: Refer to your GREE air conditioner's specific manual to locate the dedicated WiFi module port. This port is typically found within the indoor unit's control panel area.
- Connect Module: Carefully insert the blue connector of the WiFi module's cable into the designated port on the air conditioner. Ensure a firm and secure connection.
- Secure Module: Mount the WiFi module in a suitable location within the air conditioner unit, ensuring it does not obstruct any moving parts or airflow. Some units may have a designated clip or compartment for the module.
- Power On: Once the module is securely connected and mounted, close the air conditioner's cover and restore power to the unit.
- App Download & Pairing: Download the official GREE+ or compatible smart home application from your mobile device's app store. Follow the in-app instructions to add and pair your new WiFi module with your home network. This typically involves putting the module into pairing mode (often indicated by a flashing light) and entering your WiFi credentials.

Image 1: The liljoech GREE Air Conditioner WiFi Module Controller. It features a white rectangular module with a QR code and identification labels, connected to a gray cable that terminates in a blue electrical connector. The module is designed for wireless control of compatible GREE air conditioning units.
Video 1: This video demonstrates the installation process of the GREE Air Conditioner WiFi Module Controller. It shows how to locate the module port on the air conditioner unit and securely connect the WiFi module.
5. Operating Instructions
Once the WiFi module is installed and paired with your mobile application, you can control your GREE air conditioner remotely:
- Power On/Off: Use the power button within the app to turn the air conditioner on or off.
- Mode Selection: Select desired operating modes such as Cool, Heat, Fan, Dry, or Auto.
- Temperature Adjustment: Set the desired temperature using the app's interface.
- Fan Speed Control: Adjust the fan speed (e.g., Low, Medium, High, Auto).
- Timer Functions: Schedule the air conditioner to turn on or off at specific times.
- Remote Access: Control your air conditioner from anywhere with an internet connection.
Video 2: This video provides a guide on how to operate the GREE Air Conditioner using the mobile application after the WiFi module has been successfully installed. It covers features like power control, mode selection, temperature adjustment, and fan speed settings.
6. Maintenance
The WiFi module requires minimal maintenance:
- Cleaning: Periodically wipe the exterior of the module with a soft, dry cloth to remove dust. Do not use liquid cleaners or solvents.
- Avoid Moisture: Ensure the module remains dry and is not exposed to water or high humidity.
- Firm Connections: Occasionally check that the connecting cable remains firmly plugged into the air conditioner port.
7. Troubleshooting
If you encounter issues with your WiFi module, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Module not connecting to WiFi network. | Incorrect WiFi password, weak signal, module not in pairing mode. | Verify WiFi password. Move router closer or use a WiFi extender. Ensure module is in pairing mode (refer to app instructions). |
| Air conditioner not responding to app commands. | Module not powered, loose connection, app error, AC unit off. | Check AC unit power. Ensure module cable is securely connected. Restart the mobile app. Confirm AC unit is powered on. |
| Module indicator light not on. | No power to the module. | Ensure the air conditioner is powered on and the module is correctly connected. |
8. Specifications
- Brand: liljoech
- Compatible Models: GREE CS532AE, CS532AF
- Part Number: liljoech599
- UPC: 676375083117
- Connectivity: Wireless (WiFi)
- Display Type: LCD (for compatible AC units, not on module itself)
9. Warranty and Support
For warranty information or technical support, please contact the seller or manufacturer directly through your purchase platform. Keep your proof of purchase for any warranty claims.