User manual

Page 14 of 16
End of Season Maintenance：
1. Disconnect from main power.
2. Pull out the plug from the drainage hole and empty the internal tank. You can also drain
the water by leaning the unit toward the water tank.
3. Empty the external tank
4. Then plug back and switch the unit to low fan mode in air cleaning mode.
5. Keep the unit in this mode for half day - until the conduit is dried. Doing this helps to keep
the inside of the unit dry and prevents mold developing
6. Clean the filters as per filter cleaning procedure
7. Turn off the unit and pull out the plug.
8. Separate the air-exhausted pipe, fishtail and exhaust mount and store them safely as you
received them.
9. Cover the unit and keep it in a dry place.
10. Take the batteries out of remote control and store, or dispose, them safely
Troubleshooting
Do not repair or disassemble the unit by yourself, unauthorized repair attempts will invalidate the warranty and may cause bodily harm.
Trouble Reason Solution
The unit does not
work
No power supply Power-on and turn on the unit.
Water-full indicator (E4) Drain the internal / external water tanks
Filter change counter indicator (E8)
Change filters and / or reset the counter by
pressing fan speed key for 3 seconds
Timer function is active Cancel Timer function (press power on)
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, also 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 temperature sensor
Control panel has not received the
signal from remote control.
The batteries is flat Replace the battery
E1 on LED Electrical short on both temperature
sensor and PCB
Refer to Service Centre
E2 on LED Electrical short on temperature sensor
copper tube and PCB wiring
Refer to Service Centre
E4 on LED
Indicates water tank full or poor contact
of signal plug.
If bottom tank was drained and unit restarted
refer to Service Centre (Check that the signal
plug has been wired correctly.)
DF on LED
Anti-freezing protection
Waiting for defrosting. Function will recover
automatically. No user input needed.
If the above solutions do not resolve the problem please contact the service centre.