● Power failure?
● Is plug loose?
● Reset the function.
● Reinsert the plug.
● Voltage is too low?
● Filter is dirty?
● Clean the filter.
● Close door and window.
23
Air condi
-
tioner can’t
operate
Mist is
emitted from
indoor unit’s
air outlet
Set
temperature
can’t be
adjusted
● Air switch trips off or fuse is
burnt out?
● Ask professional to replace
air switch or fuse.
● Wait until power recovery.
● Ask professional to replace
it.
● Wait for 3min, and then turn
on the unit again.
● Because indoor air is cooled
rapidly. After a while, indoor
temperature and humidity
will be decrease and mist
will disappear.
● Set temperature range:
16°
C~30
°
C.
● Wait until the voltage
resumes normal.
● Adjust temperature to
proper range.
● Wiring has malfunction?
● Unit has restarted immediately
after stopping operation?
● Whether the function setting
for remote controller is
correct?
● Indoor temperature and
humidity is high?
● Your required temperature
exceeds the set temperature
range?
● Set temperature is in proper
range?
● Door and window are open?
Cooling
(heating)
effect is
not good.
Phenomenon
Check items
Solution
Malfunction analysis
Cracking
noise
24
Odours are
emitted
“Water
flowing”
noise
Air condi-
tioner
operates
abnormally
●
Whether there’s odour source,
such as furniture and
cigarette, etc.
●
Whether there’s interference,
such as thunder, wireless
devices, etc.
●
Air conditioner is turned on or
turned off just now?
●
Disconnect power, put
back power, and then turn
on the unit again.
●
The noise is the sound of
refrigerant flowing inside
the unit, which is a normal
phenomenon.
●
This is the sound of friction
caused by expansion
and/or contraction of panel
or other parts due to the
change of temperature.
●
Eliminate the odour source.
●
Clean the filter.
●
Air conditioner is turned on or
turned off just now?
Phenomenon
Check items
Solution
Malfunction analysis
