T
ro
u
b
l
eshootin
g
S
a
m
s
u
n
g
El
e
c
troni
c
s
4-1
3
1
4-4-88 El
e
c
tro
n
i
c
e
xp
a
n
sio
n v
a
lv
e
o
p
e
n
i
ng m
a
lfunc
tio
n (
2
n
d
sta
g
e
)
Indoor unit display
Cause of problem
×(O
peration
)
(
R
eser
v
ation
)
(Bl
ast
)
(F
i
l
ter
)
×(
De
f
rost
)
t
F
a
ul
t
y
indoor
u
nit
e
l
e
c
troni
c
e
x
pansion
v
a
lv
e
a
c
tion
(
re
f
ri
g
erant
w
i
ll l
ea
k
into
the
stopped
indoor
u
nit
)
t
A
ddress
set
u
p
error
in
indoor
u
nit
(
R
AC
)
u
sin
g
EEV KIT
Criteria
t
P
l
ease
re
f
er
to
deter
m
inin
g
m
ethod
b
e
l
o
w
Outdoor unit display
1
st
sta
g
e
inspe
c
tion
:
(
on
ly
disp
l
a
y
s
on
o
u
tdoor
u
nit
)
2
nd
sta
g
e
inspe
c
tion
:
x x x (x x x:
indoor
u
nit
address
o
f
w
here
error
o
cc
u
rred
)
1
.
I
nspe
c
tion
Method
I
s
the
e
l
e
c
troni
c
e
x
pansion
v
a
lv
e
w
ire
c
onne
c
ted
to
the
P
CB?
A
f
ter
m
eas
u
rin
g
the
c
oi
l
ter
m
ina
l
resistan
c
e
,
is
there
a
dis
c
onne
c
tion
or
short
c
ir
c
u
it
inside
the
c
oi
l?
I
s
the
e
l
e
c
troni
c
e
x
pansion
v
a
lv
e
c
oi
l
c
onne
c
ted
to
the
m
ain
b
od
y
proper
ly?
A
f
ter
R
esettin
g
the
o
u
tdoor
u
nit
,
does
an
error
o
cc
u
r
e
v
en
a
f
ter
r
u
nnin
g
it
a
g
ain
w
ith
the
sa
m
e
c
o
mb
ination
?
C
onne
c
t
to
P
CB
and
r
u
n
a
g
ain
No
No
Y
es
No
No
Y
es
No
Y
es
C
onne
c
t
the
e
l
e
c
troni
c
e
x
pansion
v
a
lv
e
c
oi
l
proper
ly
and
r
u
n
a
g
ain
R
ep
l
a
c
e
e
l
e
c
troni
c
e
x
pansion
v
a
lv
e
c
oi
l
W
hen
EEV KIT
w
as
u
sed
,
w
as
its
A
ddress
settin
g
a
cc
u
rate
?
R
ep
l
a
c
e
e
l
e
c
troni
c
e
x
pansion
v
a
lv
e
Nor
m
a
l
operation
o
f
e
l
e
c
troni
c
e
x
pansion
v
a
lv
e
R
eset
EEV KIT'
s
A
ddress
Y
es
Y
es
