Gree GMV-140WL/A-T User Manual page 27

Problems
Unit doesn't work.
Unit runs but stops
immediately.
Abnormal cooling or
heating
●Note
If problem cannot be solved after checking the above items, please contact Gree service
center and describe the cases and models.
●Following circumstances are not malfunctions.
Unit starts up immediately after it is
Unit doesn't run. turned off.
Power is just turned on.
Mist comes from
Under cooling
the unit.
Slight cracking sound is heard when unit
is just turned on.
There is
cooling.
There is sound when unit starts or stops.
Noise is emitted.
There is slight and consecutive sound
when unit is running or after running.
Cracking sound is heard when unit is
running or after running.
Unit blows out Unit starts up after not operating for a
dust. long time.
Unit emits odor. Under operation
Causes
Fuse or circuit breaker is cut off.
Power failure
Power is not connected.
Remote controller's power is not enough
Remote controller is out of the control range.
Air inlet or air outlet of indoor and outdoor units is
blocked.
Air inlet or air outlet of indoor and outdoor units is
blocked.
Improper temp setting
Fan speed is set too low.
Wind direction is not correct.
Door or window is open.
Direct sunshine
Too many people in the room.
Too many heat resources in the room.
Filter is blocked and dirty.
Malfunction
consecutive sound
DC Inverter Multi VRF System User Manual
Overload protection switch makes it run after a
3-min delay.
Standby operation lasts for about 1min.
Indoor air with high humidity is cooled rapidly.
It is the noise when electronic expansion valve is
initialized.
when It is the sound for gas refrigerant flowing in the
unit.
It is the sound when gas refrigerant stops
flowing.
This is the sound of drainage operation.
This is the sound caused by the expansion of
panel and other parts of the unit due to
temperature change.
Dust in indoor unit is blown out.
Unit absorbs the room odor and then blows it
out.
24
What to do
Replace fuse or reset the circuit
breaker.
Restart unit when power is
restored.
Connect the power.
Replace new battery.
Control range is within 8m.
Clear obstructions.
Clear obstructions.
Adjust setting at
controller or wired controller
Adjust setting at
controller or wired controller
Adjust setting at
controller or wired controller
Close the door or window.
Draw curtain or louver.
Reduce heat resources.
Clean the filter
Reason
remote
remote
remote