63
Installation and Maintenance
Service Manual
WARNING!
the event of abnormal conditions (like, stinky smell), please shut off the main power supply immediately and then
the GREE appointed service center; otherwise the continuous abnormal running would damage the air conditioning
not repair the air conditioning personally but instead contact the professionally skilled personnel at the GREE
1.1 Check before Contacting Service Center
Please check the following items before contacting the maintenance serviceman.
Conditions Causes Corrective Actions
The unit does
not run
Broken fuse or opened breaker Change the fuse or close the breaker
Power offRestart the unit when power on
Loosened power supply plug. Plug the power supply properly.
of the remote controller
Change new batteries
Remoter controller out
of the control scope
Keep the control distance within 8 meters.
The unit stops
soon after it starts
Clogged inlet/outlet of the
indoor/outdoor unit
Clear the obstacle
Cooling/Heating
is abnormal
Clogged inlet/outlet of the
indoor/outdoor unit
Clear the obstacle
Improperly set temperature Adjust the setting of the remote or wired controller.
Too low set fan speed Adjust the setting of the remote or wired controller.
Adjust the setting of the remote or wired controller.
Opened door and window Close the door and window
Direct sunlight Hang a curtain or blinds over the window.
Too much people in the room
Too much heat sources in the room Reduce the heat sources
Note: If the air conditioner still runs abnormally after the above check and handling, please contact the
at the local appointed service center and also give a description of the error occurred as well as the model of
the unit
1.2 Problem Handling
Conditions Causes
The unit does
not run
When restart the unit soon
after it is stopped.
The overload protection switch of the unit let
the startup delayed for three minutes.
As soon as power is on. The unit will stand by for approximate one minute.
The unit blows
out mist
When the cooling operation starts. The hi-humidity air indoor is cooled quickly.
The unit
generates
noise
The unit “clatters” as soon
as it starts running.
It is the sound generated during the initialization
of the electronic expansion valve.
The unit “swishes” during
the cooling operation.
It is the sound when the refrigerant
gas runs inside the unit.
The unit “swishes” when it
is started or stopped.
It is the sound when the refrigerant gas stops running.
The unit “swishes” when it is in and
after the running.
It is the sound when the draining system is operating.
The unit “squeaks” when it is in and
after the running.
It is the sound of frication generated by the skin plate
etc which swells due to the temperature change.
The unit blows
out dust.
When the unit restarts after it is not
used for a long time.
The dust inside the unit is blown out again.
The unit
When the unit is running. The odors absorbed in are blown out again.
Models:36K and 42K
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