Gree GMV-280WL/C-X - Common Malfunctions and Troubleshooting

DC Inverter Multi VRF System
30
6 Common Malfunctions and Troubleshooting
Warning:
① If there is abnormal condition (e.g. unpleasant smell), turn unit off and disconnect power immediately.
Then contact Gree authorized service center. If unit continues operation despite the abnormal condition, it
may get damaged and lead to electric shock or fire hazard.
② Do not repair the air conditioner by yourself. Improper maintenance may lead electric shock or fire hazard.
Please contact Gree authorized service center for maintenance.
（1） Please check the items below before calling for maintenance.
Problems
Causes
What to do
Unit doesn’t work.
Fuse or circuit breaker is cut off.
Replace fuse or reset the circuit
breaker.
Power failure
Restart unit when power is
restored.
Power is not connected.
Connect the power.
Remote controller’s power is not enough
Replace new battery.
Remote controller is out of the control range.
Control range is within 8m.
Unit runs but stops
immediately.
Air inlet or air outlet of indoor and outdoor units is
blocked.
Clear obstructions.
Abnormal cooling or
heating
Air inlet or air outlet of indoor and outdoor units is
blocked.
Clear obstructions.
Improper temp setting
Adjust setting at remote
controller or wired controller
Fan speed is set too low.
Adjust setting at remote
controller or wired controller
Wind direction is not correct.
Adjust setting at remote
controller or wired controller
Door or window is open.
Close the door or window.
Direct sunshine
Draw curtain or louver.
Too many people in the room.
Too many heat resources in the room.
Reduce heat resources.
Filter is blocked and dirty.
Clean the filter
Note:
If problem cannot be solved after checking the above items, please contact Gree service center and describe
the cases and models.
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