Panasonic WH-UD03JE5, Service Manual, Page: 55 / 278

55
9. Wiring Connection Diagram
9.1 Indoor Unit
CN
2
CN
1
CN
-P
W
R
4
(B
LK
)
5 3 1
1
W
W W W
W W
W
W
BL
W
B R
1 1
4 2
2 3
1 1 1 2 2 3
CN
-P
W
R
3
(G
R
N
)
CN
-P
W
R
20
4
(Y
LW
)
CN -P WR 202
(YLW )
CN-C OM M
(YLW )
DC
N
(B
LU
)
DC
P
(R
E
D
)
CN
-C
NT
(WH
T
)
CN
-P
W
R
2
(B
LU
)
RY-V 2
RY-V 3
RO
O
M
T
H
E
R
M
O
1
1 1
CN
-O
LP
1
(WH
T
)
CN
-F
LW
S
E
N
(W
H
T
)
CN-
T
H
1
(W
H
T
)
CN-
T
H
3
(W
H
T
)
FL
O
W
SENSO
R
2
B
B
1
1 4 6
BR W B BL
2 1 4
CN-
T
H
2
(W
H
T
)
t
˚
t
˚
OP
T
IO
N
A
L
E
L
E
C
TRO
N
IC CO
NTR
O
L
L
E
R
(S
U
B
)
W
7
7 4 3
4 3
2 1
2 1
BL
R BR
B
W
BL
R BR
B
M
W
A
TER
O
U
TL
E
T
TE
M
P
. SE
N
S
O
R
(
T
H
E
R
M
IS
TO
R
)
R
E
FR
IG
E
R
A
N
T TEM
P
. S
E
N
S
O
R
(
T
H
E
R
M
IS
TO
R
)
W
A
T
E
R I
N
LE
T
T
E
M
P
. S
E
NS
O
R
(
T
HE
RM
IS
T
O
R)
LE
AD
W
IR
E
FI
XI
N
G
FO
R
O
LP
BL
U
E
BL
UE
BL
ACK
PO
O
L W
A
T
E
R
PUM
P
CN
-C
NT
(WH
T
)
C
N
205
C
N
204
DC GN
D
DC 10
V
V
C
C
B
IT
2
B
IT
1
C
N
207
CN
20
6
CN
21
0
1
5
R
O
O
M
TH
E
R
M
O
2
R
O
O
M
TH
ER
M
O
1
MI
X
IN
G
VAL
VE 1
MIX
IN
G
VA
LV
E
2
HEAT
C
OOL
L
N
HEAT
C
OOL
LN
N
O
P
E
N
N
O
PEN
CL
O
S
E
C
L
O
SE
SO
LA
R W
A
T
E
R
PUM
P
ER
R
O
R
SI
G
N
A
L
WA
T
E
R
P
U
M
P
ZO
N
E
1
WA
T
E
R
P
U
M
P
ZO
N
E
2
ROOM TEMP.
ZONE 2
ROOM TEMP.
ZONE 1
BUFFER TANK
SENSOR
POOL TEMP.
SENSOR
WATER TEMP.
ZONE2
WATER TEMP.
ZONE 1
DEMAND
SIGNAL
SOLAR TEMP.
SENSOR
SG SIGNAL
HEAT/COOL
SWITCH
EXTERNAL
COMP. SW
BL
AC
K
WA
T
E
R
PUM
P
WA
T
E
R
PUM
P
CI
R
CUI
T
1
(B
L)
2 (W) 3 (R
)
A
C
1-
L3
(B
LK
)
AC
1-
N
(W
H
T
)
G
RE
D
W
HI
T
E
W
W
W
W
DAT
A
(R
E
D
)
G0
2
(G
R
N
)
CN
-P
UM
P1
(WH
T
)
1 4 5 6 7
HT 1-L3
(RE D)
AC 2-L3
(BLK )
AC2-N 2
(WH T)
RY -HT (L3)
SW
1
SW
2
OU
T
D
O
O
R
A
IR
SENSO
R
EXT
E
R
NAL
CO
NT
R
O
L 1
BO
IL
ER CO
NT
AC
T
/
DEF
R
O
S
T
SI
G
N
AL
EXT
RA P
U
M
P
RY-
C
O
N
T
A
CT
1
TA
N
K
SENSO
R
t
˚
t
˚
t
˚
t
˚
80
±3
°C
TER
M
IN
A
L
BO
ARD
GR
OU
N
D
IN
G
GR
OU
N
D
IN
G
TO O UTD OO R U NIT
BACKUP HEAT
E
R
(
3k
W
)
O
LP BO
O
S
T
E
R
H
E
AT
ER
RO
O
M
T
E
M
P
.
ZO
N
E
1
OL
P
80
±3
°C
CN6 CN5 CN4
CN
3
SS
R
1
BL BL
BL
BL
W
W
A
B
(L
1
)
(N
1
)
GR
OU
N
D
IN
G
T
E
RM
IN
AL
BO
A
R
D
EL
C
B
BL
W
BL
R
R
1 2
1 2
CO
NT
RO
L
PA
N
E
L
G0
1
(G
R
N
)
R
E
C
T
IF
IC
A
T
IO
N
CI
R
CUI
T
SI
G
N
A
L
DET
E
CT
IO
N
C
IRCU
IT
SI
G
N
AL
DE
T
E
CT
IO
N
C
IRC
UI
T
E
L
E
C
T
R
O
N
IC
CO
N
T
RO
L
L
E
R
(MA
IN)
H
E
X W
A
T
E
R
O
U
T
LET
T
E
M
P
. SENSO
R
(T
HERM
IS
T
O
R
)
T
A
N
K
T
E
M
P
. S
E
NS
O
R
1
(
T
HE
RM
IS
T
O
R
)
HEAT
CO
O
L
N
L
REM
ARK
S
:
W:
W
H
IT
E
:
B
R
O
W
N
O
:
O
R
ANG
E
:
G
REEN
R:
R
E
D
:
G
R
A
Y
B
BR G GR Y/
G
:
B
LU
E
:
YEL
LO
W
/G
R
E
E
N
BL
:
B
LA
CK
Y:
Y
E
LL
O
W
L2
(WH
T
)
G0
3
(G
RN)
L1
(WH
T
)
2
1 1
2
RE
A
C
T
O
R
OL
P
G
G
FU
SE
1
T
6.
3A
L2
50V
F
U
SE3
T
3.
15A
L2
50V
N
O
IS
E FI
LT
ER
C
IRCU
IT
NO
IS
E
FI
LT
E
R
CI
R
CUI
T
NO
IS
E
FI
LT
E
R
CI
RC
UI
T
CO
M
M
UNI
C
A
T
IO
N
C
IRC
UI
T
R
E
C
T
IF
IC
A
T
ION
CI
RC
UI
T
BL W
230V
3
0A
~
40A
I
n=
30
m
A
POW ER SU PP LY 1
Sin gle phase A C230V 50H z
POW ER SUPPL Y 2
Sin gle phase A C230V 50H z
(L
)
(N
)
BL W
EL
CB
230V
30
A
~
40
A
I n
=
30
m
A
R
LE
AD W
IRE F
IXI
NG
F
O
R HEAT
E
R
1 3
CN
-P
W
R
(B
LK
)
ACN (W
H
T
)
ACL (B
LK
)
C
N
209
SS
R
20
2
SS
R
20
3
C
N
208
SS
R
20
0
SS
R
20
1
RY1
C
N
20
1
C
N
202
SSR 204
SSR 205
SSR 206
SSR 207
C
N
203
SI
G
N
AL
DE
T
E
C
T
IO
N
C
IRCU
IT
SI
G
N
A
L
DET
E
CT
IO
N
CI
R
CUI
T
CN
1
2-
W
A
Y
VAL
VE
B
BL
BR
3-
WA
Y
VA
LV
E
CL
O
S
E
O
P
E
N
N
M 1~
CLOS E
N
OPE N
EL
CB :
E
A
RT
H
L
E
A
KAG
E
C
IRCU
IT
B
R
E
AKER
T
A
N
K
T
E
M
P
. S
E
NS
O
R
2
(
T
HE
RM
IS
T
O
R
)