T
ro
u
b
l
eshootin
g
S
a
m
s
u
n
g
El
e
c
troni
c
s
4-101
4-4-57
:
C
o
mp
.
D
o
wn
d
u
e
to
C
o
mp
ressor
D
is
ch
ar
g
e
T
e
mp
erat
u
re
se
n
sor
I
ndoor
u
nit
disp
l
a
y
C
a
u
se
o
f
pro
b
l
e
m
×(O
peration
)
ስ
(
R
eser
v
ation
)
ስ
(Bl
ast
)
ስ
(F
i
l
ter
)
×(
De
f
rost
)
∙
R
e
f
ri
g
erant
shorta
g
e
∙ El
e
c
troni
c
e
x
pansion
v
a
lv
e
is
b
l
o
ck
ed
.
∙ S
er
v
i
c
e
v
a
lv
e
b
l
o
ck
ed
∙
De
f
e
c
ti
v
e
dis
c
har
g
e
te
m
perat
u
re
sensor
∙ Bl
o
ck
ed
pipe
and
de
f
e
c
ti
v
e
∙ L
ea
k
a
g
e
o
f
c
o
m
pressor
dis
c
har
g
e
c
he
ck
v
a
lv
e
o
f
not
-
g
o
-
end
o
u
tdoor
u
nit
Ju
d
g
m
ent
Method
∙ W
hen
v
a
lu
e
o
f
c
o
m
pressor
dis
c
har
g
e
te
m
perat
u
re
sensor
is
c
he
ck
ed
at
1
2
0°C
or
m
ore
Ou
tdoor
u
nit
disp
l
a
y
I
s
the
resistan
c
e
v
a
lu
e
nor
m
a
l
f
or
the
C
o
m
pressor
Dis
c
har
g
e
T
e
m
perat
u
re
sensor
?
(
R
e
f
er
to
E
25
1
)
C
o
mm
issionin
g
A
re
a
ll
ser
v
i
c
e
v
a
lv
es
open
?
A
re
the
I
ndoor
U
nit
and
Ou
tdoor
U
nit
EEV
nor
m
a
lly
operatin
g
?
A
re
there
an
y
b
l
o
ck
a
g
e
inside
the
pipe
?
(
f
i
l
ter
et
c.)
C
he
ck
the
re
f
ri
g
erant
a
m
o
u
nt
.
R
ep
l
a
c
e
C
o
m
pressor
Dis
c
har
g
e
T
e
m
perat
u
re
sensor
O
pen
the
S
er
v
i
c
e
V
a
lv
e
C
he
ck
the
re
l
e
v
ant
EEV
Pipe
inspe
c
tion
C
onne
c
t
S-
net
and
Mani
f
o
l
d
G
a
u
g
e
.
(
essentia
l
re
qu
ire
m
ent
)
No
No
No
Y
es
Y
es
Y
es
Y
es
1
.
C
a
u
se
o
f
pro
b
l
e
m
No
