10
TROUBLESHOOTING
The air conditioner does not run
immediately after the power key is
pressed on.
There is an unusual odour coming out of
the air outlet grills when the air conditioner
is running.
A clicking noise can be heard when
the unit is turned on or shut off.
Air cooling is not efficient.
The remote control does not work.
The air conditioner does not operate at all.
The sound of flowing water can be heard
while the air conditioner is running.
In cooling mode, the compressor takes
approximately 3 minutes to resume
operation.
Air filters are dirty ; simply clean them.
This is caused by the refrigerant fluid
flowing through the unit.
This is caused by deformation of plastic
due to sudden change in temperature.
• Is the remote control out of the appropriate
working distance with the indoor unit?
• Is there anything blocking the signal
transmission between the remote control and
the indoor unit ?
• Are the batteries worned out?
• Is there any power failure ?
• Is the wiring loose?
• Is the power supply circuit breaker on ?
• Is the voltage rating high enough ?
• Is the TIMER ON function set on ?
• Is the set temperature suitable ?
• Are the air inlet and outlet grills obstructed ?
• Are the air filters dirty?
• Is the indoor fan speed set at low speed ?
• Is there any other heat sources in the room?
• Are the windows open?
Problem
Possible cause and solution
WARNING: Do not attempt to repair your system by yourself. It can cause electric shock or fire.
Please verify the following items before calling for a technician, it can save you time and money
