What to do if my Gree GKH12K3FI has a malfunction of drive module sensor?
- CChristy RoseSep 23, 2025
If there is a malfunction of the drive module sensor in your Gree Air Conditioner, please turn off the unit and ask a professional for maintenance.

What to do if my Gree GKH12K3FI has a malfunction of drive module sensor?
If there is a malfunction of the drive module sensor in your Gree Air Conditioner, please turn off the unit and ask a professional for maintenance.
What to do if my Gree Air Conditioner won't start?
If your Gree Air Conditioner won't start, first check the power supply connection. If that's not the issue, inspect for electrical leakage and reset the leakage switch. Also, ensure the operating keys are unlocked. Finally, check the control loop for any failures.
Why is my Gree Air Conditioner not heating well?
If your Gree Air Conditioner isn't heating effectively, begin by cleaning or replacing the air filter. Make sure that all doors and windows are firmly closed. Increase the set room temperature. Check for refrigerant leaks. If the outdoor temperature is below -5°C, consider using an alternative heating source. Finally, check the control loop for any abnormalities.
What to do if my Gree Air Conditioner starts and then stops?
If your Gree Air Conditioner operates for a while and then stops, check for any obstacles in front of the condenser and remove them. Also, check the control loop for abnormalities. If you are using cooling operation when the outdoor ambient temperature is above 48°C, select a different operation mode.
What to do if my Gree Air Conditioner has a malfunction of drive current?
If there is a malfunction of drive current in your Gree Air Conditioner, please turn off the unit and ask a professional for maintenance.
What to do if my Gree GKH12K3FI Air Conditioner has a malfunction of the condenser temperature sensor?
If your Gree Air Conditioner is showing a malfunction of the condenser temperature sensor, please turn off the unit and ask a professional for maintenance.
What to do if my Gree Air Conditioner has a malfunction of the indoor ambient temperature sensor?
If there is a malfunction of the indoor ambient temperature sensor in your Gree Air Conditioner, please turn off the unit and ask a professional for maintenance.
What to do if my Gree GKH12K3FI has a malfunction of the evaporator temperature sensor?
If your Gree Air Conditioner is showing a malfunction of the evaporator temperature sensor, please turn off the unit and ask a professional for maintenance.
What should I do if my Gree GKH12K3FI has freeze protection?
If your Gree Air Conditioner is under freeze protection, please turn off the unit and ask a professional for maintenance.
What should I do if my Gree GKH12K3FI has compressor phase protection?
If your Gree Air Conditioner indicates compressor phase protection, please turn off the unit and ask a professional for maintenance.
| Brand | Gree |
|---|---|
| Model | GKH12K3FI |
| Category | Air Conditioner |
| Language | English |
Step-by-step guide for installing the indoor unit, including dimensions and main body mounting.
Guidance for installing the outdoor unit, including warnings about tilt and wind exposure.
Covers flare processing, bending pipes, and ensuring correct pipe configuration.
Instructions for properly connecting refrigerant pipes to the indoor unit, including flare nut tightening.
Steps for connecting pipes to the outdoor unit and performing gas leak checks.
Procedure for vacuuming the system and checking for refrigerant leaks using a vacuum pump.
Detailed steps for using a vacuum pump to evacuate the refrigerant system and check for leaks.
Covers wiring precautions and the process for connecting power and communication wires.
Important safety warnings for wiring and detailed steps for preparing solid and strand wires for connection.
Instructions for securing cords with clamps and wiring diagrams for single-phase and three-phase units.
Detailed connection diagrams and steps for wiring the indoor unit's power and communication terminals.
Instructions for wiring the outdoor unit, ensuring correct phase matching and grounding.












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