Toshiba MCY-MHP0404HT, Service Manual, Page: 128 / 184

138
Caus
e
C
heck
c
od
e
na
m
e
Ch
eck
co
de
C
om
pr
es
so
r b
re
ak
do
w
n
R
ot
or
-s
to
p
co
nd
uc
tio
n
ha
s
occ
urred
.
1.
O
ut
do
or
u
ni
t p
ow
er
li
ne
e
rro
r
2.
Co
m
pr
es
so
r c
irc
ui
t s
ys
te
m
e
rro
r
3.
C
om
pr
es
so
r e
rr
or
4.
A
bn
or
m
al
o
ve
rlo
ad
in
o
pe
ra
tio
n
5.
A
3-
IP
D
U
P
.C
. b
oa
rd
e
rro
r
Is
p
ow
er
v
ol
ta
ge
of
o
ut
do
or
un
it
no
rm
al
?
No
Ye
s
Y
es
N
o
No
Ye
s
No
Y
es
No
Ye
s
Che
ck
IP
D
U
P
.C
. b
oa
rd
D
oe
s
vo
lta
ge
dr
op
oc
cu
r whe
n
ot
he
r c
om
pr
es
so
r
st
ar
ts
?
Is
co
nn
ec
tio
n
of
w
iri
ng
o
r c
on
ne
cti
on
o
f
co
nn
ec
to
r o
n
A3
-IP
DU
P
.C
.
bo
ar
d
no
rm
al?
Is
w
in
di
ng
re
si
st
an
ce
b
et
w
ee
n
ph
as
es
o
f c
or
re
sp
on
di
ng
co
m
pr
es
so
r n
or
m
al
?
(N
ot
e
1)
Is
n
ot
it
a
n
ab
no
rm
al
ov
erl
oa
d?
(N
ot
e
1)
Af
te
r c
he
ck
in
g
th
e
ou
tp
ut
, w
he
n
co
nn
ec
tin
g
th
e
co
m
pr
es
so
r
le
ad
a
ga
in
to
th
e
co
m
pr
es
so
r t
er
m
in
al
, ch
ec
k
su
re
ly
th
er
e
is
no
d
is
to
rti
on
o
n
th
e
Fa
st
en
re
ce
pt
ac
le
te
rm
in
al
.
If
it
is
lo
os
en
ed
, c
au
lk
it
w
ith
p
in
ch
er
s,
e
tc
a
nd
th
en
c
on
ne
ct
le
ad
to
th
e
te
rm
in
al
fi
rm
ly
.
De
ta
ils
o
f c
ompress
or
po
w
er
c
on
ne
ct
in
g
se
ct
io
n
C
or
re
ct
c
on
ne
cto
r c
on
ne
ct
io
n
or
w
iri
ng
.
C
om
pr
es
so
r e
rro
r (
M
ot
or
b
ur
ni
ng
,
etc
.)
Co
rre
ct
c
au
se
o
f o
ve
rlo
ad
.
C
or
re
ct po
w
er
li
ne
.
Ta
ke
o
ff
le
ad
wi
re
o
f c
om
pr
esso
r.
1.
C
he
ck
re
si
st
an
ce
b
et
w
ee
n
w
in
di
ng
s:
It
is
n
or
m
al
if
th
ere
a
re
0
.1
to
0.
4
.
2.
C
he
ck
in
su
la
tio
n
be
tw
ee
n
ou
td
oo
r c
ab
in
et
a
nd
te
rm
in
al
:
It
is
n
or
m
al
if
th
ere
a
re
1
0
M
or
mor
e.
C
au
se
Che
ck
cod
e
na
me
C
heck
cod
e
C
om
pr
es
so
r e
rr
or
(L
oc
k)
1.
O
ut
do
or
u
ni
t p
ow
er
li
ne
e
rro
r
2.
C
om
pr
es
so
r c
irc
ui
t s
ys
te
m
e
rr
or
3.
C
om
pr
es
so
r e
rro
r
4.
R
ef
rig
er
an
t s
ta
gn
ati
on
in
co
m
pr
es
so
r s
he
ll
5.
A
3-
IPD
U
P.C.
b
oa
rd
e
rro
r
Is
p
ow
er
v
ol
ta
ge
of
o
ut
do
or
un
it
no
rm
al
?
*1
No
Ye
s
O
pe
ra
tio
n
st
ar
ts
.
C
or
re
ct
po
w
er
li
ne
.
Is
wir
ing
or
co
nn
ec
to
r c
on
ne
ct
io
n
on
A3
- IPDU
P.
C.
bo
ard
no
rm
al
?
No
Y
es
Ye
s
No
D
oe
s
vo
lta
ge
d
ro
p
oc
cu
r w
he
n
ot
he
r
co
m
pre
ss
or
st
art
s?
Y
es
No
Ab
no
rm
al
o
ve
rlo
ad
?
C
he
ck
A
3-
IP
D
U
P
.C
. b
oa
rd
.
Is
c
ompres
so
r
no
rm
al
?
*3
Y
es
No
Co
m
pres
sor error
C
or
re
ct
c
au
se
o
f o
ve
rlo
ad
.
C
or
re
ct
co
nn
ec
to
r c
on
ne
ct
io
n
or
wi
rin
g.
*3
C
he
ck
th
e fo
llo
w
in
g i
te
m
s
m
ai
nl
y.
1.
E
xi
st
en
ce
o
f a
bn
orm
al
s
ou
nd
a
nd
a
bn
or
m
al
v
ib
ra
tio
n
du
rin
g o
pe
ra
tio
n o
r s
ta
rti
ng
2.
A
bno
rm
al
o
ve
rh
ea
t o
f c
as
e
du
rin
g
op
er
at
io
n
or
s
to
p
tim
e
(N
ev
er
to
uc
h
w
ith
h
an
ds
)
3.
C
ur
re
nt
o
f c
om
pr
es
so
r l
ea
d
du
rin
g
op
er
at
io
n
or
s
ta
rti
ng
tim
e
(N
o
su
dd
en
c
ha
ng
e
of
cu
rre
nt
?)
* 220-240 V ± 10 %
* 220-240 V ± 10 %
D
ef
ec
t
Repl
ac
e
D
ef
ec
t
Repl
ac
e
6.
SV5 misinstallation.
No
Y
es
Correct SV5 valve circuit.
SV5 valve: Connector CN314, White
Is SV5 valve circuit normal?
Incorrect installation and
connection of SV5
127