Gree FGR20Pd/DNa-X Owner's Manual page 34

Problems
Unit doesn't work.
Unit runs but stops
immediately.
Abnormal cooling
or heating
NOTES!
If problem cannot be solved after checking the above items, please contact
Gree service center and describe the cases and models.
Ducted Type Split Air-Conditioner Units(Inverter Series)
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.
29
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 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.