T
ro
ubl
eshooting
4-
3
4
S
ams
u
ng
El
ectronics
4-3-19 E463 : OLP protection control caused comp. down
Outdoor unit display
E46
3
Criteria
t0-14&/403UFNQBCPWF5SJQ@%JT
Cause of problem
t4FFJGUIFTVCWBMWFJTPQFO
t$IFDLUIFBNPVOUPGDPPMBOU
t$IFDLUIF0-1TFOTPS
1
.
H
ow
to
chec
k
No
No
No
No
No
Y
es
Y
es
Y
es
Chec
k
the
amo
u
nt
of
coo
l
ant.
T
he
sensor
'
s
resistance
norma
l?
(
Refer
to
E2
0.)
T
he
o
u
tdoor
/
indoor
EEV
operates
norma
ll
y
?
A
ll
the
s
ub v
a
lv
es
open
?
C
l
ogging
in
the
pipe
l
ine
?
(
e
x-
fi
l
ter)
T
est
operation
Rep
l
ace
the
O
L
P
sensor
Connect
S-
net
to
v
ac
uu
m.
(
forcef
ul
)
Open
the
s
ub v
a
lv
e.
Chec
k
the
EEV
.
Chec
k
the
pipe
l
ine.
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