Mitsubishi Electric R410A, Service Handbook

Page: 319 / 346

[9-2 LED Status Indicators Table]
- 310 - HWE14080
Error history
No
.
SW4 (When SW6
-
10 is set to OFF)
Ite
m
D
is
pl
ay
Unit
(A
, B)
*1
Re
ma
rk
s
12
34
567
89
0
L
D1
LD
2
L
D3
LD4
L
D
5
L
D6
L
D
7
L
D
8
O
C
OS
2
0
1
1
00
10
0
1
1
0
0
Ou
td
oo
r un
it
op
er
at
io
n
st
a
tu
s
Warm-u
p
mode
3-
min
u
te
s
re
st
ar
t mo
de
Co
mpr
e
s
s
o
r
in
op
er
at
io
n
Preliminary
er
ro
r
E
rro
r
3-
min
u
te
s
re
sta
rt
a
fte
r
in
s
tant
a
-
n
eou
s p
owe
r
fa
ilu
re
Pr
el
imin
ar
y
lo
w pr
es
-
su
re
e
rr
o
r
AA
20
2
0
1
0
1
0
01
10
0
O
C/
OS
ide
n
ti
fic
a
ti
o
n
OC/
O
S-
1/
OS-
2
A
A
20
5
1
0
1
1
0
01
10
0
Ou
td
oo
r un
it
Op
er
at
io
n
mode
Pe
rmis
s
ible
st
op
St
an
db
y
C
o
o
ling
H
e
ati
n
g
A
A
2
0
8
0
00
01
0
1
1
0
0
Ou
td
oo
r un
it
co
nt
ro
l
mo
de
S
to
p
Th
er
mo OF
F
Ab
no
rma
l
st
op
Sc
he
du
le
d
co
nt
ro
l
Ini
tia
l s
ta
rt
up
Def
ro
st
Oi
l ba
la
nc
e
Lo
w fr
e-
qu
en
cy
o
il
re
co
v
e
ry
AA
2
0
9
1
00
01
0
1
1
0
0
Warm-u
p
mo
d
e
R
e
fri
ge
ra
nt
re
co
v
e
ry
AA
2
1
1
1
10
01
0
1
1
0
0
Re
la
y ou
tput
di
sp
la
y 1
Li
g
h
ti
ng
Comp
in
o
p
-
er
at
io
n
72
C
O
C
A
lw
ay
s lit
A
A
2
1
2
0
01
01
0
1
1
0
0
Re
la
y ou
t-
p
u
t di
sp
la
y
2 Li
g
h
ti
ng
T
o
p
2
1S4
a
S
V
1a
SV2
AA
Bo
tto
m
21
S4b
S
V5b
2
1
3
1
01
01
0
1
1
0
0
Re
la
y ou
t-
p
u
t di
sp
la
y
3 Li
g
h
ti
ng
To
p
21
S4
c
SV9
Lit while
p
o
we
r to
the
in
do
or
u
n
it
s
is
be
in
g
s
u
p-
pl
ie
d
AA
Bo
tto
m
21
6
0
0
0
1
1
01
10
0
T
H
4
-9
9.
9
to
99
9.
9
A
A
T
h
e
un
it is
[°C]
21
7
1
0
0
1
101
10
0
T
H
3
-9
9.
9 t
o
99
9.
9
A
A
2
1
8
0
10
11
0
1
1
0
0
T
H7
-9
9.
9 t
o
99
9.
9
A
A
2
1
9
1
10
11
0
1
1
0
0
T
H6
-9
9.
9 t
o
99
9.
9
A
A
2
2
0
0
01
11
0
1
1
0
0
T
H2
-9
9.
9 t
o
99
9.
9
A
A
2
2
1
1
01
11
0
1
1
0
0
T
H5
-9
9.
9 t
o
99
9.
9
A
A
2
2
7
1
10
00
1
1
1
0
0
T
HH
S
1
-9
9.
9
to
99
9.
9
A
A
T
h
e
un
it is
[°C
]
*1
A
: T
h
e
c
o
n
d
itio
n
of
e
ith
er
O
C
or
O
S
is
d
is
p
la
y
e
d
in
di
vi
du
al
ly.
B
: T
h
e
c
o
n
d
itio
n
of
th
e
en
tir
e
re
fri
g
e
ra
n
t s
y
s
tem
is
di
sp
la
ye
d.