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Troubleshooting
Phenomenon
The unit can not run
Break off
Troubleshooting
Has the power been shut down?
Is the circuit protection device tripped
off ?
Is voltage higher or lower? ( On page 17)
(Tested by professionals)
Is the Timer correctly used? ( On page 8)
Cooling(Heating) efficiency is not good. Is Temp. setting suitable? ( On Page 8)
Were i
ntake and
outlet vents obstructed?
Is filter dirty? ( On Page 12)
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?
( On Page 11)
C
heck the voltage in wireless remote control
batteries. ( On Page 11)
inside is charged, otherwis
e replace th
e
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 i
s loose.
If water leakage
at
outdoor unit
When the unit is running in COOL mode, the
due to the water cooled down.
pipe and connection of pipe would be condensed
When the unit is running in Auto Defrosting mode,
the ice
melted and fl
owed 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.
