135
*
S
ee
“I
nd
oo
r
un
it
tem
pe
ra
tu
re
s
en
so
r
ch
ar
ac
te
ris
tic
s”
o
n
“9
-7
.
S
en
sor ch
aract
eristics”
.
This check code means detection of Open / Short of TD sensor. C
heck disconnection of circuit for connection of
co
nn
e
ct
o
r
(T
D
se
ns
o
r:
CN5
02
, W
hit
e
)
an
d
ch
ar
ac
ter
is
tic
s
of
s
en
sor
r
es
is
ta
nc
e
v
alu
e.
(
S
e
e
“O
ut
d
oo
r
u
nit
te
mp
e
rat
u
re
sen
sor cha
racte
ristics” o
n
“9-7
. Se
nso
r
cha
ra
cteristics”.)
If se
nso
r
is
no
rm
al,
re
plac
e o
utd
oo
r I
/F P.
C.
bo
a
rd
.
This check code means detection of Open / Short of TE sensor. C
heck disconnection of circuit for connection of
co
nne
ct
o
r
(TE
sen
sor:
CN520,
G
re
en
)
an
d
cha
ra
cteri
sti
cs
of
s
ens
or
r
esista
nce
valu
e.
(S
ee
“Outd
oo
r
un
it
tem
pe
ra
tu
re
sen
sor cha
racte
ristics” o
n
“9-7
. Se
nso
r
cha
ra
cteristics”.)
If se
nso
r
is
no
rm
al
, re
plac
e o
utd
oo
r I
/F P.
C.
bo
a
rd
.
Ch
eck
code
es
u
a
C
e
m
an
ed
oc
kc
e
h
C
Is
T
C
1
se
ns
or
c
on
ne
ct
or
(CN10
0
: B
rown
) on
in
d
oo
r
P.C.
boa
rd
nor
m
ally
co
nn
ec
ted
?
No
Indoor T
C1
senso
r
trouble
T
C
1
sen
sor
O
pen
/ Sh
or
t
Yes
No
Ye
s
Ar
e c
h
ar
ac
ter
is
tic
s
of
T
C
1
s
en
so
r
re
si
sta
n
ce
va
lu
e n
orm
a
l?
Chec
k ind
oor mai
n P
.C. bo
ard.
Failure
Repl
ace
Corr
ect
con
nec
tio
n of
co
nnec
tor
.
Repl
ac
e TC1 sensor.
Check
cod
e
es
ua
C
e
ma
n
ed
oc
kc
eh
C
TD sensor trouble
T
D
s
ens
or Open /
Sho
rt
Che
ck co
de
es
ua
C
e
ma
n
ed
oc
kc
eh
C
TE se
n
sor trouble
TE s
ens
or Open /
Sho
rt
This check code means detection of Open / Short of TL sensor. C
heck disconnection of circuit for connection of
co
n
ne
ct
or
(T
L
se
ns
o
r:
CN52
3
, W
hit
e)
an
d
c
ha
rac
te
ris
tic
s
of
s
en
sor
resista
nce
value
. (
Se
e
“Ou
tdo
or
un
it
te
mp
erat
ure
senso
r cha
ra
cteristics” on
“9-7.
Se
nsor ch
aract
eristics”
.)
If se
nsor is n
ormal, re
place ou
tdo
or I/
F P.C.
board.
This check code means detection of Open / Short of TO sensor. C
heck disconnect
ion of circuit for connection of
co
nn
e
ct
or
(T
O
s
en
sor
: C
N
50
7,
Y
el
lo
w)
a
nd
c
ha
ra
ct
eri
sti
cs
o
f s
en
so
r re
sista
nce
valu
e.
(S
ee
“Outdoor
unit
temperature
sen
sor cha
racte
ristics” o
n
“9-7
. Se
nso
r
cha
ra
cteristics”.)
If se
nso
r
is
no
rm
al
, re
plac
e o
utd
oo
r I
/F P.
C.
bo
a
rd
.
This check code means detection of Open / Short of TA sensor. C
heck disconnection of circuit for connection of
con
nec
tor (TA se
nso
r:
CN10
4, Y
e
llow)
and
cha
ra
cteristics
of se
n
so
r
re
sistan
ce va
lue
. (Se
e “In
do
or un
it te
m
perature
sen
sor cha
racte
ristics” o
n
“9-7
. Se
nso
r
cha
ra
cteristics”.)
If
s
en
sor
is
n
or
m
a
l,
re
p
la
ce
in
do
or
P
.C
.
bo
ar
d.
This check code means detection of Open / Short of TS sensor. C
heck disconnection of circuit for connection of
con
nec
tor
(TS
sen
sor
: C
N
50
5,
W
hi
te
) a
nd
c
ha
ra
ct
er
is
tic
s o
f s
en
so
r r
es
is
ta
nc
e
va
lu
e
. (
S
ee
“Ou
tdo
o
r
un
it
tem
pe
ra
tu
re
sen
sor cha
racte
ristics” o
n
“9-7
. Se
nso
r
cha
ra
cteristics”.)
If se
nso
r
is
no
rm
al
, re
plac
e o
utd
oo
r I
/F P.
C.
bo
a
rd
.
Cause
Check
cod
e name
Ch
eck co
de
TL sensor trouble
T
L
sen
sor
O
pen
/ S
hor
t
Cause
Che
ck cod
e n
ame
Ch
ec
k
co
de
TO
se
nsor trouble
T
O
se
nso
r
O
pe
n / S
hor
t
Cause
Check code
name
Check
cod
e
Indoo
r TA sensor
trouble
T
A
s
ens
or Open
/ Sh
ort
Ca
use
Ch
ec
k c
od
e n
am
e
Che
ck co
de
TS senso
r
trouble
T
S
sensor Op
en /
S
hort
Cau
se
Ch
eck co
de
na
m
e
Che
ck cod
e
TH se
nsor trouble
IGBT built-n
sen
sor
error in
A3-IPDU
This check code means IGBT built-in temperature sensor error.
C
he
ck
c
on
ne
ct
ion
o
f
con
ne
ct
or
s
C
N
851
on
IP
D
U
P
.C
. b
oa
rd
a
nd
C
N
6
0
0
on
I/F
P
.C
.
bo
ar
d.
If sensor is normal, replace IPDU P.C. board.
125
A10-1510.indb 125
A10-1510.indb 125
2016/04/08 17:21:13
2016/04/08 17:21:13
