Comprehensive Guide: How to Put Gree Air Conditioner into Test Mode

Putting a Gree air conditioner into test mode is a crucial step for troubleshooting and ensuring optimal performance of the unit. This comprehensive guide will walk you through the step-by-step process, providing detailed technical information and expert-level insights to help you navigate the procedure with confidence.

Accessing the Control Interface

The first step in putting a Gree air conditioner into test mode is to locate the control interface. This is typically found on the indoor unit, near the air vents. The control interface is the central hub where you can access various settings and functions of the air conditioner.

To access the control interface, you may need to remove a panel or cover, depending on the specific model of your Gree air conditioner. Consult the manufacturer’s instructions or service manual for detailed guidance on how to access the control interface for your particular unit.

Activating the Turbo Function

how to put Gree into test modeImage source: Gree ac by Air Fans

Once you have accessed the control interface, the next step is to set the turbo function. This function is typically found under the cooling or heating mode settings. By activating the turbo function, you will increase the fan speed to the maximum setting, which is a crucial step in entering the testing mode.

It’s important to note that the turbo function is not intended for regular operation and should only be used during the testing mode. Prolonged use of the turbo function can lead to increased energy consumption and potential wear and tear on the air conditioner’s components.

Entering the Testing Mode

After setting the turbo function, the Gree air conditioner should automatically enter the testing mode. In this mode, the unit will run a series of self-diagnostic tests to check for any sensor failures or other issues.

During the testing mode, the air conditioner may operate differently than in normal mode. For example, the fan speed may be higher than usual, and the temperature settings may be ignored. This is normal and expected behavior, as the testing mode is designed to thoroughly evaluate the performance and functionality of the air conditioner.

Interpreting Error Codes

If the Gree air conditioner encounters any issues during the testing mode, error codes may be displayed on the control interface. These error codes provide valuable information about the specific problem or malfunction that the unit has detected.

To interpret the error codes, you will need to refer to the service manual for your specific Gree air conditioner model. The service manual will provide a detailed breakdown of the error codes and their corresponding troubleshooting steps.

It’s important to address any error codes promptly, as they can indicate underlying issues that may require further investigation or repair. Ignoring error codes can lead to more severe problems and potentially shorten the lifespan of your Gree air conditioner.

Maintaining Proper Installation and Upkeep

To ensure the optimal performance and longevity of your Gree air conditioner, it’s crucial to maintain proper installation and ongoing upkeep. This includes:

  1. Proper Installation: Ensure that the air conditioner is installed correctly, following the manufacturer’s guidelines and local building codes. Improper installation can lead to various issues, including reduced efficiency, decreased cooling/heating capacity, and potential safety hazards.

  2. Regular Maintenance: Regularly clean the air filters, coils, and other components to prevent buildup of dust, debris, and contaminants. This will help maintain the air conditioner’s efficiency and extend its lifespan.

  3. Professional Servicing: Periodically have a qualified HVAC technician inspect and service your Gree air conditioner. They can identify and address any underlying issues, perform necessary repairs, and ensure the unit is operating at its best.

By following these best practices, you can help ensure that your Gree air conditioner continues to perform reliably and efficiently for years to come.


Putting a Gree air conditioner into test mode is a crucial step in troubleshooting and maintaining the unit’s optimal performance. By following the detailed steps outlined in this comprehensive guide, you can access the control interface, activate the turbo function, enter the testing mode, and interpret any error codes that may arise.

Remember to always refer to the manufacturer’s instructions and service manual for your specific Gree air conditioner model, as the exact steps and procedures may vary. Additionally, ensure that the air conditioner is properly installed and maintained to prevent any issues and extend its lifespan.

With this expert-level guide, you can now confidently put your Gree air conditioner into test mode and take control of its performance and maintenance.


  2. Service Manual – GREE Comfort
  3. Gree Air Conditioner Troubleshooting and Maintenance