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Troubleshooting
Phenomenon
Troubleshooting
The unit can not run
Has the power been shut down?
Is power plug loosed?
Is the circuit protection device tripped off or not?
Is voltage higher or lower?
(Tested by professionals)
Is the TIMER correctly used?
Breaking off
Cooling(Heating) efficiency is not good.
Is Temp. setting suitable?
Were inlet and outlet vents obstructed?
Is filter dirty?
Are the windows and doors clothed?
Did Fan speed set at low speed?
Is there any heat sources in the room?
Wireless remote control is not available
The unit is interfered by abnormal or frequent
functions switchover occasionally the controller
cannot operate. At this time, you need to pull out
of the plug, and reinsert it.
Is it in its receiving range? Or obstructed?
To check the voltage in wireless remote control
inside is charged, otherwise to replace the batteries.
Whether the wireless remote control is damaged.
If water leakage in the room
The air humidity is on the high side.
Condensing water over flowed.
The connection position of indoor unit drainage
pipe is loosed.
If water leakage in outdoor unit
When the unit is running in COOL mode, the
pipe and connection of pipe would be condensed
due to the water cooled down.
When the unit is running in Auto Defrosting
mode the ice thawed and flowed out.
When the unit is running in HEAT mode, the
water adhered on heat exchanger dripped off.
Noise from indoor unit emitted.
The sound of fan or compressor relay is switching
on or off.
When the defrosting is started or stop running,
it will sound. That is due to the refrigerant flowed
to the reverse direction.
