T
ro
u
b
l
eshooting
S
ams
u
ng
El
ectronics
4-
3
9
Abn
or
m
a
l c
o
n
ditio
n
E
rror
c
ode
LED D
is
pl
a
y
1
.
CO
ND
mid
sensor
is
detached
2.
Refrigerant
l
eakage
(
2nd
detection)
3.
A
bnoma
lly
high
temperat
u
re
on
C
ond
(
2nd
detection)
4
.
L
ow
press
u
re
s
/
w
(
2nd
detection)
5.
A
bnoma
lly
high
temperat
u
re
on
discharged
air
on
o
u
tdoor
u
nit
(
2nd
detection)
6
.
I
ndoor
operation
stop
d
u
e
to
u
nconfirmed
error
on
o
u
tdoor
u
nit
7
.
E
rror
d
u
e
to
re
v
erse
phase
detection
8
.
C
omp
stop
d
u
e
to
free
z
e
detection
(6
th
detection)
9
.
H
igh
press
u
re
sensor
is
detached
10
.
L
ow
press
u
re
sensor
is
detached
11
.
Ou
tdoor
u
nit
copression
ration
error
1
2.
Ou
tdoor
s
u
mp
down
_1
pre
v
etion
contro
l
1
3.
C
ompressor
down
d
u
e
to
l
ow
press
u
re
sensor
pre
v
ention
contro
l_1
14
.
S
im
ul
taneo
u
s
opening
of
coo
l
ing
/
heating
M
CU SOL v
a
lv
e
(1
st
detection)
1
5.
S
im
ul
taneo
u
s
opening
of
coo
l
ing
/
heating
M
CU SOL v
a
lv
e
(
2nd
detection)
O
ther
o
u
tdoor
u
nit
se
l
f
-
diagnosis
error
that
is
not
on
the
abo
v
e
l
ist
E
2
41
E
55
4
E4
5
0
E4
5
1
E416
E
55
9
E4
25
E40
3
E
3
01
E
3
06
E4
2
8
E41
3
E410
E180
E181
Fl
owating
s
/
w
(
2nd
detection)
E153
EE
PR
O
M
error
E162
EE
PR
O
M
option
error
E163
E
rror
d
u
e
to
incompatib
l
e
indoor
u
nit
E164
: O
n
: Fl
ickering
: O
ff
- I
f
y
o
u
t
u
rn
off
the
air
conditioner
when
the
LE
D
is
f
l
ickering
,
the
LE
D
is
a
l
so
t
u
rned
off.
- I
f
y
o
u
re
-
operate
the
air
conditioner
,
it
operates
norma
lly
at
first
,
then
detect
an
error
again.
- W
hen
E108
error
occ
u
rs
,
change
the
address
and
reset
the
s
y
stem.
Ex
.)
W
hen
address
of
the
indoor
u
nit
#1
and
#
2
are
set
as
5
,
address
of
the
indoor
u
nit
#1
wi
ll
become
5
and
indoor
u
nit
#
2
wi
ll
disp
l
a
y E108,
A00
2.
■
In
door
un
it
LED l
a
mp
dis
pl
a
y
at
error
dete
c
ti
ng (c
o
n
t.
)
