DC Inverter Multi VRF System
25
No.
Debug item
Parameter name
Unit
Reference
16 Drainage system
—
—
Indoor unit can drain water out completely and smoothly.
Condensate pipe has no backward slope of water; Water of
outdoor unit can be drained completely through drainage pipe.
No water drop from unit base.
17
Others
—
—
Compressor and indoor/outdoor fan motor do not have
strange noise. Unit can operate normally.
6 Common Malfunctions and Troubleshooting
(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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