Phenomenon Solution
Voltage is too low?
Checked items before
maintenance
Eliminate the odour
source. Clean the
filter.
Filter is dirty?
Wait until the voltage
resumes normal.
Clean the filter.
Adjust temperature to
proper range.
Your required temp-
erature exceeds the
set temperature
range?
Disconnect power,
put back power, and
then turn on the unit
again.
Disconnect the power
for 3s and then connect
the power; if the problem
still exits, disconnect the
power, reinstall the air
guide louver and then
connect the power.
Whether there’s inte-
rference, such as
thunder, wireless
devices, etc.
Check items
Whether there’s od-
our source, such as
furniture and cigare-
tte, etc.
Odours are
emitted
Set tempe-
Set temperature is
in proper range?
Door and window
rature can’t
are open?
be adjusted
The noise is the sound
of refrigerant flowing
inside the unit, which is
a normal phenomenon.
Cooling
(heating)
effect is
not good.
window.
Close door and
This is the sound of
friction caused by
expansion and
or
contraction of panel
or other parts due to
the change
of temp-
erature.
Air conditioner is
Air conditi-
turned on or turned
off just now?
abnormally
Air conditioner is
oner operates
Whether the air
“Water
guide louver has
been adjusted?
noise
turned on or turned
flowing”
Air guide
off just now?
lou
ver ca
n’t
be closed
normally
Cracking
12
noise
Remove obstacles.
Is sensitivity of rem-
ote controller low;
fuzzy display or no
display?
No display when op-
erating remote cont-
roller?
Whether remote co-
ntroller is within the
signal receiving range?
Check whether rem-
ote controller appears
to be damaged. If yes,
replace it.
Eliminate obstacles.
Whether remote co-
ntroller is pointing at
the receiving window?
Take the remote con-
troller close to indoor
unit. Turn off the fluo-
rescent lamp and then
try it again.
Under heating mode,
indoor temperature is
reached to set temp-
erature?
Power failure?
Is plug loose?
Select proper angle
and point the remote
controller at the rece-
iving window on indoor
unit.
Wiring has malfunc-
tion?
Unit has restarted
immediately after
stopping operation?
Wait for 3min, and
then turn on the unit
again.
Reset the function.
Whether the function
setting for remote
controller is correct?
Indoor temperature
and humidity is high?
Check the batteries.
s eirettab for ewope ht fI
-per esaelp, wolo ot si
lace them.
Reinsert the plug.
In order to prevent
blowing out cold air,
indoor unit will be
started after delaying
for several minutes,
which is a normal
phenomenon.
Check items
Solution
Heating mode is
turned on just now?
Phenomenon
Air switch trips off
or fuse is burnt out?
Ask professional to
replace air switch or fuse.
Signal receiving
range is 8m.
Whether there are
obstacles?
Ask professional to
replace it.
Pull out the plug.
Reinsert the plug after
about 3min, and then
turn on the unit again.
Indoor unit
no action.
can’t receive
remote co-
Because indoor air
is cooled rapidly.
After a while, indoor
temperature and hu-
midity will be decrease
and mist will disappear.
ntroller’s si-
Fluorescent lamp in
room?
Air inlet or air outlet
of indoor unit is
blocked?
gnal or remote
controller has
No air
Whether it's interfered
severely (such as sta-
tic electricity, stable
voltage?)
emitted
from indoor
unit
Air
After
reaching to set
Wait until power
recovery.
conditioner
can’t operate
Mist is emi-
tted from
indoor unit’s
■
●
air outlet
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.
■
■
●
●
●
●
temperature,
indoor
unit will stop blowing
out air.
General phenomenon analysis
Please che ck below items before asking for
maintenance. If the malfunction still can’t be
eliminated, please contact local dealer or qualified
professionals.
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.
Set temperature
range: 16℃~30
℃.
Set temperature ran-
ge in HEAT mode:
8℃ ~30℃ .
WARNING
When below phenomeno
n occurs,please turn
off air conditioner and disconnect power immedi-
ately, and then contact the dealer or qualified
professionals for service.
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