If malfunction occur, please check the following before maintenance:
Troubles
The air conditioner doesn't
start.
Although it was set to COOL
mode, there is no cool wind.
Although it was set the DRY
mode, there is no cool wind.
The LED displays" ".
Possible Causes
The power supply is not connected
well.
The power plug is not inserted tightly.
There is the malfunction of power
plug or socket.
The fuse is broken.
1. The room temp. is lower
than the set temp.
2. The evaporator frosts.
1. The evaporator frosts.
The water tank gets full.
Solutions
1.Insert the power plug tightly.
2.Replace the power plug or socket.
3.Ask for the maintenance man to
replace the fuse.
1.This is the normal phenomenon.
2.Unit is running in defrosting oper-
ation, it will resume running in
original operation after defrosting.
1.Unit is running in defrosting
operation, it will resume running in
original operation after defrosting.
1. Pour out water in the tank
2.If the malfunction still exists,
please inform the maintenance
man to maintain.
The LED displays" ".
The LED displays" ".
The LED displays" ".
-3
0
-
Check if indoor room temperature
sensor is connected properly
Check if the evaporator temperature
is connected properly.
Malfunction of evaporator te-
1. The wiring terminal between
1.Remove the temperature sensor,
then re-insert it to make it stable.
2.Check the circuit on the controller.
3.Replace the temperature sensor.
4.Replace the main board after
repair.
outdoor condenser temperature
sensor and controller was loose-
ned or poorly contacted;
2. There’s short circuit due to the
trip-over of the parts on controller;
3.Outdoor condenser temperature
sensor was damaged .
4. Main board was broken.
mperature sensor.
Malfunction of evaporator te-
mperature sensor.
Troubleshooting
