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hose assembly.
5) Pack the air-conditioner properly with soft plastic bag and put it in dry place with
appropriate dust-proof measures, and keep the unit away from children.
6) Take out the batteries from the remote control and keep it properly.
Note:
Assure the unit is stored in a dry place. All accessories of the unit shall be protected
together properly.
Troubleshooting
Please check the unit and suggestions below before asking for professional service, but
never dismantle or repair the unit by yourself, it may cause harm to you and your property.
Trouble
Cause
Remedy
The unit fails
to start up
Power supply failure
Connect the unit to a live socket
and turn it on.
Water-full and its icon
lighting
Drain the water stored in the
unit.
Ambient temperature too
low or low high
It is recommended to use this
unit between 7-40
The room temperature is
lower than the set
temperature in cooling
mode or higher
temperature in heating
mode
Change the set temperature
Bad cooling
or heating
effects
There is direct sunlight
Close the window curtain
The doors and windows
are open, the room is
crowded or there are
other heat sources
Close the door and window,
remove other heat sources, and
add new air-conditioners
Dirty filter
Clean or replace the filter mesh
Air inlet or air outlet
clogged
Remove the obstruction
High noise
level
The unit is being placed
at uneven surface.
Put the unit at a flat and firm
place (may reduce noise)
The
compressor
does not work
Initiation of overheat
protection.
Wait until the temperature
decrease, the unit will re-start
automatically
The remote
control does
not work
Too long distance
Bring the remote control close to
the air-conditioner and ensure
airs at signal receptor on unit.
The remote control didn’t
aim at signal receptor on
unit.
The batteries have no
electricity
Replace the batteries
CH01” code
displays
Room temperature
sensor failure
Check the room temperature
sensor and related circuits
CH02” code
displays
Tube temperature sensor
failure
Check the tube temperature
sensor and related circuits
“E4” code
displays
Anti-freeze protection
Restore the functions
automatically once anti-freeze
protection is over.
Displays
Water tank in chassis is
full
Drain the condensate and re-
start the unit
16


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