Checked items before
maintenance
Phenomenon Solution
Eliminate the odour
source. Clean the
filter.
Your required temp-
erature exceeds the
set temperature
range?
Whether remote co-
ntrol is within the
signalreceiving range?
Voltage is too low?
Wait until the voltage
resumes normal.
Clean the filter.Filter is dirty?
Remove obstacles.
Adjust temperature to
proper range.
Selec
t proper angle
and point the remote
controller at the rece-
iving window on indoor
unit.
Whether remote co-
ntrol is pointing atthe
receiving window?
Wheth
er there’s inte-
rference, such as
thunder, wireless
devices, etc.
Disconnect power,
put back power, and
then turn on the unit
again.
Is sensitivity of rem-
ote control low;
fuzzy display or no
display?
No display when op-
erating remote cont-
rol?
The n
oise is the sound
of refrigerant flowing
inside the unit, which is
a normal phenomenon.
Check the batteries.
If th e powe r of batterie s
is to o low , please rep-
lace them.
C
h
e
ck
w
h
e
th
e
r
re
m
-
o
te
c
o
n
tr
o
l
a
p
p
e
a
rs
to
b
e
d
a
m
a
g
e
d
.
If
y
e
s,
re
p
la
ce
it
.
Take the remote con-
trol close to indoor
unit. Turn off the fluo-
rescent lamp and then
try it again.
This is the sound of
fr
iction caused by
expansion and
or
contraction of panel
or other parts due to
the change
of temp-
erature.
Eliminate obstacles.
Under heating mode,
indoor temperature is
reached to set temp-
erature?
WARNING
Wh
en below phenomenon occurs,please turn
off air conditioner and disconnect power immedi-
ately, and then contact the dealer or qualified
prof
essionals for service.
■
I
n
order to prevent
blowing out cold air,
indoor unit will be
started after delaying
for several minutes,
which is a normal
phenomenon.
Heating mode is
turned on just now?
●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.
Po
wer failure?
Is plug loose?
Reinsert the plug.
Do not repair or refit the air conditioner by yourself.
If the air conditioner operates under abnormal
co
nditions, it may cause malfunction, electric
shock
or fire hazard.
Ai
r switch trips off
or fuse is burnt out?
Ask professional to
replaceairswitch orfuse.
Wiring has malfunc-
tion?
Ask pr
ofessional to
replace it.
Unit has restarted
immediately after
stopping operation?
Wait for 3min, and
then turn on the unit
again.
Whether the function
setting for remote
controller is correct?
Reset the function.
Bec
a
use indoor air
is cooled rapidly.
After a while, indoor
temperature and hu-
midity will be decrease
and mist will disappear.
Indoor temperature
and humidity is high?
13
General phenomenon analysis
Pl
ease check below items before asking for
maintenance. If the malfunction still can’t be
eliminated, please contact local dealer or qualified
professionals.
P
h
enomenon
Check items
Whether there’s od-
our source, such as
furniture and cigare-
tte, etc.
Od
ours are
emitted
Check items
Whether it's interfered
severely (such as sta-
tic electricity, stable
voltage?)
Solution
Pull out the plug.
Reinsert the plug after
about 3min, and then
turn on the unit again.
Set tempe-
rature can’t
be adjusted
Signal receiving
range is 8m.
Co
oling
(heating)
effect is
not good.
Whether there are
obstacles?
In
door unit
can’t receive
remote co-
ntroller’s si-
gnal or remote
controller has
no action.
Set temperature is
in proper range?
Door and window
are open?
Close door and
window.
Air conditi-
oner operates
abnormally
“Water
flowing”
noise
Air conditioner is
turned on or turned
off just now?
Fluorescent lamp in
room?
Cr
acking
noise
Air conditioner is
turned on or turned
off just now?
Air inlet or air outlet
of indoor unit is
blocked?
Afte
r
reaching to set
temperature,
indoor
unit will stop blowing
out air.
No
air
emitted
from indoor
unit
Wa
it until power
recovery.
■
■
Air
co
nditioner
can’t operate
Mist is emi-
tted from
indoor unit’s
air outlet
Set temperature
range: 16°C~30°C
(61°F~86°F).
●
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