Troubleshooting - Gree GDN20AZ-A3EBA2A Owner's Manual

Troubleshooting

Not all the following problems are malfunctions.
Problem
Dehumidifier is not operating.
Controls can not be set.
Noise suddenly rises during
operation.
Humidity does not drop.
Little or no effect in
dehumidifying
When first operated, the ai
emitted has musty-odor.
Unit has noises.
Swooshing sound is heard.
Problem of Water Leakage.
Problem
When using drain
hose, there is water
in the bucket.
Unit is operating in an area where temperature
is higher than 32°C (9 °F)or lower than 5°C(41°F).
Bucket is full.
Noise will rise if compressor has just started.
Power supply problem.
Unit is placed on uneven floor.
Area to be dehumidified is too large. The capacity
of your dehumidifier may not be adequate
Doors are open.
There might be some device producing vapor in
the room.
Room temperature is too low.
Humidity level may be improperly set.
If unit is operating in a room where temperature
is from 5 to 15 °C(41°F to 59°F), it will start to
defrost automatically. Compressor will stop for a
brief period of time(fan will operate in high fan
speed).When unit finishes defrosting, it will be
back normal operation.
Due to temperature rising of heat exchanger, the
air may have some strange smell at the beginning.
There might be some noise if unit is operating on
wooden floor.
Normal. This is the sound of the ow of refrigerant.
Possible Causes
Examine the drainage joint.
Drain hose is not correctly
installed.
Drain hose is not correctly
installed.
13
Possible Causes
Solution
Connect the drainage joint
well.
Clear the obstacle from the
drain hose.
Remove the drain hose and
replace it. Be sure that the
hose is correctly installed.