１４
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
Troubleshooting
The unit can not run.
Break
off
Cooling(Heating) efficiency is not good.
Wireless remote control is not available.
If water leakage in the room.
If water leakage in outdoor unit.
Noise from indoor unit emitted.
Phenomenon
Troubleshooting
Has the power been shut down?
Is voltage higher or lower?
(Tested by professionals)
Is the Timer correctly used?
Is the circuit protection device tripped off or not?
Is Temp. setting suitable?
Were inlet and outlet vents obstructed?
Are the windows and doors closed?
Did Fan speed set at low speed?
Is there any heat sources in the room?
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.
The air humidity is on the high side.
Condensing water over flowed.
The connection position of indoor unit drainage
pipe is loosed.
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.
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.
Do
es
power plug come loose from the socket?
Is there too much dusts accumulated and
obstructed the filter?
