Gree GMV-60WL/C-T Owner's Manual page 30

DC Inverter Multi VRF System
Please check the items below before calling for maintenance.

Problems
Fuse or circuit breaker is cut off.
Power failure.
Unit doesn't work. Power is not connected.
Remote controller's power is not enough.
Remote controller is out of the control range.
Unit runs but stops Air inlet or air outlet of indoor and outdoor
immediately. units is blocked.
Air inlet or air outlet of indoor and outdoor
units is blocked.
Improper temp setting.
Fan speed is set too low.
Abnormal cooling or
Wind direction is not correct.
heating.
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.
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 turned off.
Unit doesn't run.
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 consecutive sound when 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 starts up after not operating for a long
Unit blows out dust.
time.
Unit emits odor. Under operation.
Causes
Malfunction
Replace fuse or reset the circuit breaker.
Restart unit when power is restored.
Connect the power.
Replace new battery.
Control range is within 8m(26feet).
Clear obstructions.
Clear obstructions.
Adjust setting at remote controller or wired
controller.
Adjust setting at remote controller or wired
controller.
Adjust setting at remote controller or wired
controller.
Close the door or window.
Draw curtain or louver.
—
Reduce heat resources.
Clean the filter.
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.
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.
27
What to do
Reason