T
e
st Op
e
r
a
tion
9-8
Sa
msun
g
El
ec
troni
c
s
5)
Se
rvi
ce
V
a
lv
e
Ŷ
Insp
ec
tion it
e
m : Out
d
oor Unit
Se
rvi
ce
V
a
lv
e
is op
e
n /
c
los
ed
Ŷ
Error
c
o
de
: E50
3
(Th
e
r
e
sultin
g
r
e
port "Un
de
t
e
rmin
ed
")
Ŷ
D
e
t
e
rmin
e
th
e
st
a
tus o
f
th
e
Se
rvi
ce
V
a
lv
e
op
e
n /
c
los
ed
o
f
th
e
eac
h Out
d
oor Unit.
Ŷ
I
f
th
e
ju
dg
m
e
nt o
f
Out
d
oor Unit
Se
rvi
ce
V
a
lv
e
is "Un
de
t
e
rmin
ed
" : Ch
ec
kin
g
in
acc
or
da
n
ce
with th
e
f
ollowin
g
or
de
r.
[Caution]
- I
f
th
e
ju
dg
m
e
nt o
f
Se
rvi
ce
V
a
lv
e
"Un
de
t
e
rmin
ed
" : Displ
a
y th
e
e
rror to
c
orr
e
spon
d
in
g
Out
d
oor Unit
a
n
d
th
e
n Auto Tri
a
l Op
e
r
a
tion is
e
xit
ed
. (
S
top
th
e
ov
e
r
a
ll syst
e
m)
- I
f
insp
ec
t s
e
rvi
ce
v
a
lv
e
: Ch
ec
k th
e
Liqui
d
pip
e
a
n
d
G
a
s pip
e
,
Se
rvi
ce
V
a
lv
e
.
- I
f
th
e
f
rost
f
orm
a
tion o
f
Out
d
oor H
ea
t
e
x
c
h
a
n
ge
r,
c
ontinu
e
Tri
a
l Op
e
r
a
tion until
def
rost op
e
r
a
tion
beg
ins.
An
d
th
e
n
c
ompl
e
t
e
af
t
e
r
add
mor
e
th
a
n 1 hour op
e
r
a
tion
af
t
e
r
e
n
d
o
f
def
rost op
e
r
a
tion.
(Ex
ec
ut
e
c
h
ec
kin
g
o
f
4W
a
y V
a
lv
e
a
n
d
M
a
in EEV to
ge
th
e
r.)
- 4W
a
y V
a
lv
e
ab
norm
a
l symptoms
1)
S
tr
a
n
ge
nois
e
o
f
c
ompr
e
ssor to op
e
r
a
t
e
.
2
) In
d
oor unit EVA In/Out m
a
int
a
in th
e
t
e
mp
e
r
a
tur
e
be
low z
e
ro (L
e
ss th
a
n -0°C )
3
) 4W
a
y V
a
lv
e
: R
efe
r to th
e
Se
rvi
ce
M
a
nu
a
l.
- M
a
in EEV
ab
norm
a
l symptoms
1) Wh
e
n
c
los
ed
M
a
in EEV op
e
nin
g
: Compr
e
ssor su
c
tion
deg
r
ee
o
f
ov
e
rh
ea
t impossi
b
l
e
to
e
nsur
e
a
n
d
l
e
ss th
a
n D
S
H
2
0K.
2
) Wh
e
n op
e
n
ed
M
a
in EEV op
e
nin
g
: Compr
e
ssor su
c
tion
deg
r
ee
o
f
ov
e
rh
ea
t is hi
g
h st
a
tus.
3
) M
a
in EEV : R
efe
r to th
e
Se
rvi
ce
M
a
nu
a
l.
- Pr
e
ssur
e
s
e
nsor
ab
norm
a
l symptoms : R
efe
r to th
e
Se
rvi
ce
M
a
nu
a
l.
Ye
s
Se
r
v
i
ce
V
alve
op
e
nin
g
No
I
s
Se
r
v
i
ce
V
alve
op
e
n
st
a
t
e
?
Ye
s
Ch
ec
k
th
e 4
W
a
y
V
alve,
M
a
in
EE
V
,
Pr
e
ss
u
r
e
s
e
nsor.
No
I
s
4
W
a
y
V
alve,
M
a
in
EE
V
,
Pr
e
ss
u
r
e
s
e
nsor
norm
al
?
Ye
s
A
d
j
u
sts
th
e
r
ef
ri
ge
r
a
nt
(
A
dd
ition
/
E
mitt
ed
)
No
I
s
r
ef
ri
ge
r
a
nt
in
th
e
syst
e
m
prop
e
r
l
y?
Comp
le
t
e
