Phenomenon Solution
Checked items before
maintenance
Eliminate the odour
source. Clean the
filter.
Unit is operating un-
der auto mode?
Voltage is too low?
Your required temp-
erature exceeds the
set temperature
range?
Wait until the voltage
resumes normal.
Remove obstacles.
Filter is dirty? Clean the filter.
Adjust temperature to
proper range.
Is sensitivity of rem-
ote controller low;
fuzzy display or no
display?
Whether remote co-
ntroller is within the
signal receiving range?
Disconnect power,
put back power, and
then turn on the unit
again.
No display when op-
erating remote cont-
roller?
Whether remote co-
ntroller is pointing at
the receiving window?
Check whether rem-
ote controller appears
to be damaged. If yes,
replace it.
Take the remote con-
troller close to indoor
unit. Turn off the fluo-
rescent lamp and then
try it again.
Eliminate obstacles.
Temperature can’t
be adjusted under
auto mode. Please
switch the operation
mode if you need to
adjust temperature.
During defrosting
under heating mode,
it may generate vapor,
which is a normal
phenomenon.
Select proper angle
and point the remote
controller at the rece-
iving window on indoor
unit.
Under heating mode,
indoor temperature is
reached to set temp-
erature?
Check the batteries.
rettab for ewope ht fI ies
is to o low , please rep-
lace them.
■
Whether there’s inte-
rference, such as
thunder, wireless
devices, etc.
● Power cord is overheating or damaged.
There’s abnormal sound during operation.
Air switch trips off frequently.
Air conditioner gives off burning smell.
Indoor unit is leaking.
Power failure?
The noise is the sound
of refrigerant flowing
inside the unit, which is
a normal phenomenon.
Is plug loose?
Wiring has malfunc-
tion?
Unit has restarted
immediately after
stopping operation?
Wait for 3min, and
then turn on the unit
again.
This is the sound of
friction caused by
expansion and
or
contraction of panel
or other parts due to
the change
of temp-
erature.
In order to prevent
blowing out cold air,
indoor unit will be
started after delaying
for several minutes,
which is a normal
phenomenon.
Reset the function.
Check items
Whether the function
setting for remote
controller is correct?
Indoor temperature
and humidity is high?
Heating mode is
turned on just now?
Reinsert the plug.
Check items
Solution
Whether there’s od-
our source, such as
furniture and cigare-
tte, etc.
Air switch trips off
or fuse is burnt out?
Phenomenon
Ask professional to
replace air switch or fuse.
Odours are
emitted
Ask professional to
replace it.
Set tempe-
Pull out the plug.
Reinsert the plug after
about 3min, and then
turn on the unit again.
Set temperature
Signal receiving
range is 8m.
Whether there are
obstacles?
range: 16℃~30
℃.
rature can’t
be adjusted
Do not repair or refit the air conditioner by yourself.
If the air conditioner operates under abnormal
conditions, it may cause malfunction, electric
shock or fire hazard.
Because indoor air
is cooled rapidly.
After a while, indoor
temperature and hu-
midity will be decrease
and mist will disappear.
Indoor unit
no action.
can’t receive
remote co-
Whether it's interfered
severely (such as sta-
tic electricity, stable
voltage?)
ntroller’s si-
gnal or remote
Set temperature is
controller has
in proper range?
Door and window
are open?
Cooling
(heating)
effect is
not good.
window.
Close door and
Fluorescent lamp in
room?
Air conditi-
abnormally
oner operates
Air conditioner is
Outdoor unit
has vapor
turned on or turned
Heating mode is
off just now?
Air inlet or air outlet
turned on?
“Water
of indoor unit is
noise
blocked?
flowing”
No air
emitted
Air conditioner is
turned on or turned
After
reaching to set
off just now?
unit
from indoor
Cracking
noise
■
■
Air
Wait until power
recovery.
conditioner
can’t operate
Mist is emi-
tted from
General phenomenon analysis
Ple ase che c k below items before asking for
maint enance. If the malfunction still can’t be
eliminated, please contact local dealer or qualified
professionals.
●
●
●
●
indoor unit’s
air outlet
WARNING
When below phenomenon occurs,please turn
off air conditioner and disconnect power immedi-
ately, and then contact the dealer or qualified
professionals for service.
temperature,
indoor
unit will stop blowing
out air.
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