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Symptom
Check the power connection in
The unit is not
Check if the water level
operating.
Check the room temperature.
Check the air filter for dirt.
Check if the air duct is
Check if the room door or
The unit works
with reduced
Check if the desired operating
capacity.
The exhaust hose is detached.
Overflow while moving the
Water
Check if the drain hose is
Leakage
Check if the unit is securely
Excessive
Check if any loose, vibrating
Noise
Noise sounds like water
Communication faults between
E0
Ambient temperature sensor
E1
Error
Codes
Coil temperature sensor
E2
Condensate water high level
Ft
Inspection
securely.
indicator lights up?
blocked.
window is open.
mode is selected and the
temperature is properly set.
unit.
kinked or bends.
positioned.
parts.
flowing.
main PCB and display PCB.
failure
failures.
alarm.
7. TROUBLESHOOTING
Insert the power cord securely
into the wall=Outlet.
Empty the drain pan by remove
the rubber plug.
The range of operating
temperature is 5-35℃.
Clean the air filter as necessary.
To clear the obstacle.
Keep the door and windows
closed.
Set the mode and temperature
at proper set-point according the
manual.
(refer to page16)
Make sure the exhaust hose is
securely attached.
Empty the water tank before
transport.
Straighten the hose to avoid a
trap existing.
Place the unit on horizontal and
firm ground.
Secure and tight the parts.
Noise comes from flowing
refrigerant. This is normal.
Check the wire harness of the
display PCB for damage.
Check connection or replace it. To
clean or replace the temperature
sensor.
Check connection or replace it. To
clean or replace the temperature
sensor.
Empty the drain pan by removal
the rubber plug.
99
Solution
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