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Page 13 of 15
TROUBLESHOOTING
Do not repair or disassemble the unit by yourself, unauthorized repair attempts will invalidate
the warranty and may cause bodily harm.
Problem
Reasons
Solutions
The unit does
not work
No power supply
Power-on and turn on the unit.
Water-full indicator illuminated
Drain the internal water tank
Timer function is active
Cancel Timer function
Room temperature too low or too
high
Use only in ambient temperatures
between 7-35℃
The unit does
not seem to
perform.
In direct sunlight
Draw the curtains, UV affects RC
Windows or doors open.
Large amount of people or a heat
source in the room.
Close windows and turn on another air
conditioner
Filter is very dirty
Clean or change the air filter
Air inlet or air outlet is blocked
Clear out debris
Room temperature is lower than
setting temperature
Change the setting temperature
The unit loud
The unit is not put on flat surface
Put the unit on flat and hard surface
Compressor
does not work
Overheating protection is
active
Check venting.
Restart the unit after 5 minutes when
compressor has cooled
Remote control
doesn’t work
Operating distance is too far.
Move remote control closer to the unit
and make sure it aims at the air-outlet
grille
Control panel has not received
the signal from remote control.
The batteries are flat
Replace the batteries
E0
Room temperature abnormal or
there is electrical short on
temperature sensor
Temperature not within 7-35 C operating
range. If temperature within operating
range refer to Service Centre (check
room temperature sensor or relevant
circuit)
E3
Pipe temperature sensor failure
Switch off the unit, let it rest for min 30
minutes and restart. If still error please
contact the service centre.
E2/E4
Water tank is full inside the
machine
Drain out water from drain port at bottom
rear of the unit.
If the above solutions do not resolve the problem please contact the service centre.
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