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Model
WH-SDC07F3E5 WH-SDC09F3E5 WH-UD07FE5 WH-UD09FE5
Pages
127
Size
7.68 MB
Type
PDF
Document
Service Manual
Brand
Device
Air Conditioner / AIR-TO-WATER HEATPUMP
File
wh-sdc07f3e5-wh-sdc09f3e5-wh-ud07fe5-wh-ud09fe5.pdf
Date
PREV: Panasonic TX-58DX800E / TX-58DXW804 / TX-58DXR800 Service Manual

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25 
7. Block Diagram 
 
IN
DOOR UNIT
O
UTDOOR UN
IT
EL
CB
L
N
EL
C
B
L
N
P
O
W
E
R
 SU
PP
LY
 1
1-
phas
e
A
C
230V
 50H
z
P
O
W
E
R
 SU
PP
LY
 2
1-
phas
e
A
C
230V
 50H
z
FUSE1
RY
-V
2
01
SO
L
A
R
3-
W
A
Y
S
VA
LV
E
SO
LA
R
M 1~
M 1~
M 1~
MS 3 
~
RY
-V
3
3-
W
A
Y
S
VA
LV
E
RY
-V
2
2-
W
A
Y
S
VA
LV
E
NOISE 
FILT
ER
NOIS
E F
ILT
ER
NO
ISE 
FIL
TER
NO
ISE 
FIL
TER
WA
T
E
R
PUM
P
SC
SC
WATE
R P
UM
P
CIRC
UIT
R
Y
-H
T
 (L
3
)
R
Y
-H
T
 (L
2
)
BACKU
P
 H
E
A
T
ER
BO
O
S
T
E
R 
HE
A
T
ER
R
Y
-B
O
O
STER
R
EAC
T
O
R
REL
A
Y
F
U
SE2
F
U
SE1
CAP
ACI
TO
R CI
RCUIT
PF
C CI
RCUIT
RECT
IF
IC
ATI
ON 
CIRCUI
T
RECTIF
IC
ATI
ON 
CIRCUI
T
1
2
3
M
M
BASEP
AN
 HE
ATER
RY-H
T2
RY-H
OT
4-W
AY
SV
ALV
E
CRANKC
ASE HE
ATER
RY-H
T1
 
26 
8. Wiring Connection Diagram 
8.1 Indoor 
Unit 
 
LE
AD
 W
IRE
 F
IX
ING
 F
O
R 
O
LP
BL
UE
BL
UE
BL
AC
K
BL
AC
K
1
1
22
LE
AD
 W
IRE
 F
IX
ING 
FO
R H
EA
TE
R
RE
D
WH
IT
E
WH
IT
E
WH
IT
E
TE
RM
IN
AL
 B
OAR
D
TE
RM
IN
AL
BO
AR
D
TE
RM
IN
AL
BO
AR
D
WA
TE
R
PU
MP
OP
TI
ONA
L
TO
 OU
TD
OO
R
UN
IT
RE
AC
TO
R
TR
AN
SFO
RMER
WW
WB
L
BL
R
W
21
21
SW
1
SW
2
G
BL
W
W
BO
BR
R
Y
G
BL
G
R
L2
(W
HT
)
CN
-T
1
(W
HT
)
L1
(W
HT
)
AC
1-L3
(B
LK
)
AC
1-
N
(W
HT
)
G02 (G
RN
)
FU
SE
1
T6
.3
A L250V
G01 (G
RN
)
G05 (G
RN)
G0
7
(GRN
)
CN-
PW
R
(B
LK
)
CN
-P
UM
P2
(W
HT
)
CN-
SO
LA
R
(W
HT
)
CN-
SO
LA
R_
B
(IV
OR
Y)
DA
TA
(RE
D)
PUMP-
L
(RED
)
ACN-
3V
(BLU
)
ACL1-3V
(ORG)
ACL2-3V
(BRW
)
PUMP-
N
(YLW
)
AC
N
(W
HT
)
AC
L
(B
LK
)
GR
OU
NDI
NG
GR
OUNDI
NG
NOI
SE
FI
LT
ER
CI
RC
UI
T
CO
M
M
UNICAT
IO
N
CI
RC
UI
T
T2 (BLK
)
T1 (BL
K)
3
R
1
RE
CT
IF
IC
AT
IO
N
CI
RCUIT
EL
EC
TR
O
NIC
CO
NT
RO
LL
ER
(M
AI
N)
EL
EC
TR
ON
IC
 C
O
NT
RO
LL
ER
(S
O
LA
R)
T3
G
G04
(GRN
)
HT1-
L3
(RED)
AC2-L3
(BLK
)
AC2-
N2
(WHT
)
ACN-
BO
OS
TE
R
(W
HT
)
AC
L3
(B
LK
)
AC
L-
BO
OS
TE
R
(B
RW)
AC
N-
BO
OS
TER
2
(W
HT
)
RE
CT
IF
IC
AT
IO
N
CI
RCUIT
3
1
1
7
1
7
W W W W W W W
23
22
21
20
19
PU
MP
SO
LA
R
EX
TE
RNA
L
CO
NT
RO
L
TAN
K
SE
NS
OR
TA
NK
OLP
RO
OM
TH
ER
M
OST
AR
T
BO
OS
TE
R
HE
AT
ER
HE
AT
CO
OL
N
L
OPEN
CLOS
E
SO
LA
R 3-
WA
Y
VAL
VE
N
SI
G
NAL
DE
TE
CT
IO
N
CI
RCUIT
NOISE FI
LTE
R
CIRCU
IT
SW
20
1
SUR
G
E
PR
OT
EC
TI
ON
CI
RC
UI
T
BL
BL
BL
TE
RM
IN
AL
BO
AR
D
BAC
KU
P
HE
AT
ER
OL
P
80±
3°
C
1
R
22
1
1
2
1
2
W
W
BL
R
W
TE
RM
IN
AL
BO
AR
D
SI
G
NAL
 D
ET
EC
TI
O
N
CI
RCUIT
CN
-O
LP
1
(W
HT
)
B
B
OLP 80±
3°C
1 2
CN
-F
LOW
(Y
LW)
CN-
TH
1
(WH
T)
CN-
TH
3
(WH
T)
CN-
TH
2
(W
HT
)
CN
-O
LP
2
(W
HT
)
CN-
RCV
2
(W
HT
)
CN
-V
3
(GRN
)
CN
-T
HE
RM
O
(WH
T)
CN-
RE
M
OT
E2
(WH
T)
FL
OW
 S
W
IT
CH
W
ATE
R 
OU
TL
ET
 TE
M
P.
 S
EN
SO
R 
(T
HE
RM
IS
TO
R)
W
ATE
R 
IN
LE
T TE
M
P.
 S
EN
SO
R 
(T
HE
RM
IS
TO
R)
RE
FR
IG
ER
AN
T 
TE
M
P.
 S
EN
SO
R (T
HE
RM
IS
TO
R)
CO
NT
ROL
PAN
EL
BL
R BR O BL Y
2
1
1
6
1
4
33
BL
11
1
2
3
t°
HE
X W
AT
ER O
UT
LE
T 
TE
M
P.
 S
ENS
OR
 (T
HE
RM
IS
TO
R)
1
1
1
23
2
t°
t°
t°
1
NOI
SE
FI
LT
ER
CI
RCUI
T
G
1
4567
WB
L
BL
BR
RB
WB
L
BR
RB
74
2
31
74
2
31
RE
CT
IF
IC
AT
IO
N
CI
RCUIT
M
RE
CT
IF
IC
AT
ION
CI
RC
UI
T
G08 (G
RN
)
G
WA
TE
R
PU
M
P
CI
RC
UI
T
B
R
GR
GR
1
1
3
5
1
3
5
2
7
B
BB
18
17
16
15
14
13
Y
R
W
W
BL
W
BL
BL
W
BR
BR
W
BL
BR
12
11
10
2-
WA
Y
VA
LV
E
N
OPEN
CL
OS
E
3-WA
Y
VAL
VE
N
OPEN
CL
OS
E
9
8
7
SIG
NA
L
DE
TE
CT
IO
N
CI
RC
UI
T
TE
RM
IN
AL
BO
AR
D
TE
RM
IN
AL
BO
AR
D
CN-
V2
(W
HT
)
1
3
5
3
2
1
6
5
4
RE
M
ARK
S:
W:
W
HI
TE
O
:
OR
AN
GE
R:
RE
D
B:
BL
UE
BL
:
BL
ACK
Y
:
YE
LLO
W
BR
:
BRO
W
N
G:
G
RE
EN
GR
:
G
RA
Y
YG
/
:
YE
LL
O
W
/G
REE
N
RCC
B/EL
CB
:
RE
SIDUA
L CU
RRE
NT
 CIRCU
IT
 BR
EA
KE
R/
EA
RT
H 
LE
AK
AG
E CI
RC
UI
T BR
EA
KE
R
EL
CB
PO
W
ER
SU
PP
LY 1
Si
ngl
e phas
e
AC
230V 50H
z
230V
 30A
l∆
n=
30m
A
(L
)
(N
)
BL
W
GR
OU
NDI
NG
EL
CB
230V
 30A
l∆
n=
30m
A
(L1)
(N
1)
PO
W
ER
SU
PPL
Y 2
Si
ngl
e phas
e
AC
230V 50H
z
BL
W
A
B
AC
N-
BO
OS
TER
2
(B
LK
)
SU
RG
E
PR
OT
EC
TI
ON
CIRCU
IT
 
27 
8.2 Outdoor 
Unit 
 
NO
ISE FI
LT
ER
(GR
AY
)
3
M
AG
N
ET
IC
 C
O
IL
(4
-W
AY VAL
VE)
3
BL
CAP
ACI
TO
R
3
1
W
AC
-B
LK
02
BL
W
EL
EC
TR
ON
IC
 CO
NT
ROL
LE
R 
(M
AI
N)
BASE PAN
HE
AT
ER
3
FUSE2
C
RAN
KC
AS
E
NOIS
E
HI
GH
 PR
ESS
UR
E
SEN
SO
R
CO
MP. 
 TEM
P. S
EN
SO
R
(THE
RMIS
TOR
)
IN
D
OO
R
2
CN
-T
AN
K
(THE
RM
IST
OR)
1
(WH
IT
E)
OUTD
OOR
 AI
R T
EM
P. S
EN
SOR
(THE
RM
IST
OR)
3
(B
LA
CK
)
31
1
2
DISC
HAR
GE T
EM
P. S
EN
SO
R
T3.
15A
 L250V
1
1
OU
TDOOR
  PI
PE TE
MP.
  SEN
SOR
(TH
ER
MIS
TOR
)
(WH
IT
E)
CN
-D
IS
4
CN
-T
H1
(WH
IT
E)
G
1
(WH
IT
E)
FA
N M
OTOR
M
W (Y
EL
LO
W)
(B
LU
E)
EL
EC
TR
O M
AG
NE
TIC
 C
OIL
R
( M
AIN
 E
XP
AN
SIO
N V
AL
VE
)
R
CO
M
3
(R
ED
)
R
1
AC
-W
H
T0
2
1
T3.
15A
 L250V
(WH
IT
E)
CO
MM
UNI
CAT
IO
N
RY
-H
T2
AC
-L
CI
RC
UI
T
CN
-H
T2
RY
-H
T1
CN
-H
O
T
M
1
CN
-H
T1
(R
ED
)
1
BL
4
CN
-H
PS
RECTI
FIC
AT
IO
N
FIL
TER
W
G
CN
-W
HT
(WH
IT
E)
(R
ED
)
DC
P
CN-
EV
6
2
CN
-R
Y1
SW
ITCH
IN
G POW
ER
SU
PP
LY
 CI
RCUI
T
RE
CT
IFIC
AT
IO
N
CI
RCUI
T
PF
C
CI
RCU
IT
DC
N-
IN
CI
RCUI
T
AC
-C
(B
LU
E)
DC
N
(B
LA
CK
)
D
CN2
(B
LA
CK
)
FUSE
1
(WH
IT
E)
1
4
7
2
CN-
FM
1
CN
-P
SW
1
(B
LA
CK
)
V
U
U (
RE
D
)
P
N
V (
BL
U
E)
TO
(B
LU
E)
(B
LA
CK
)
FG
1
(GR
EE
N)
G
R
1
DC
P-
IN
(WH
IT
E)
BL
(C
AP
AC
ITO
R)
EL
ECTRO
NI
C CO
NT
RO
LL
ER
AC
-C
(B
LA
CK
)
B
1
CN-
AC
L
AC
-B
LK
01
(O
PT
IO
NA
L)
4
RE
AC
TO
R
RE
AC
TO
R
W
GR
W
RE
LA
Y
6
W
RY
-H
OT
FG
2 (
GR
EE
N)
BL
BL
BL
DC
N-
O
UT
EL
ECTRO
NI
C CO
NT
RO
LL
ER (
SUB)
CN
-A
CN
(B
LA
CK
)
FG1
 (G
R
EE
N
)
(W
HI
TE
)
(B
LA
C
K)
AC
-B
LK
CN
-B
LK
(B
LA
CK
)
(WH
IT
E)
(B
LU
E)
CN
-W
HT
CI
RCUI
T
W
BL
BL
2
(WH
IT
E)
HE
AT
ER
UNI
T
CI
RCUI
T
(B
LA
C
K)
(WH
IT
E)
CI
RC
UI
T
R
EL
EC
TR
O
5
TE
R
M
IN
AL
BO
AR
D
H
IG
H PR
ESSU
RE
 SW
IT
CH
t°
t°
t°
t°
RE
M
ARKS
:
W
  : W
HITE  
   
   
  R
 : 
RE
D
B 
  : BL
UE
   
     
   
 P 
: P
IN
K
BL
 : 
BL
AC
K  
     
   
Y :
 YE
LL
O
W
BR
 : B
RO
W
N  
   
  O
 : O
RAN
GE
G
   : 
G
RE
EN
   
     
G
R 
: G
RAY
Y/
G
 : YEL
LO
W
/G
REE
N
2
2
CO
MPR
ESSO
R
1
3
Y
R
3~
MS
3
B
1
YE
LLOW
(T
R
A
DEM
A
RK
)
RED
BL
UE
CO
MP
RE
SS
OR
 T
ER
MI
NA
L
 
28 
9. Electronic Circuit Diagram 
9.1 Indoor 
Unit 
 
TE
RM
IN
AL
 BO
AR
D
TE
RM
IN
AL
BO
AR
D
TE
RM
IN
AL
BO
AR
D
OP
TI
O
NA
L
TO
 O
UTD
OO
R
UNI
T
REAC
TO
R
TR
AN
SF
OR
ME
R
WW
WB
L
BL
R
W
21
21
G
BL
W
W
BO
BR
R
Y
G
BL
G
R
L2
(WHT
)
CN-
T1
(WHT
)
L1
(W
HT
)
AC
1-
L3
(B
LK
)
AC
1-
N
(W
HT
)
G02 (G
RN)
FU
SE1
T6
.3
A L2
50V
G01 (G
RN)
G05 (G
RN
)
G07 (G
RN)
CN-
PW
R
(B
LK
)
CN-P
UM
P2
(WHT
)
CN-S
O
LA
R_B
(IV
O
RY
)
DA
TA
(R
ED
)
PUMP-
L
(RED
)
ACN-
3V
(BLU
)
ACL1-3
V
(ORG)
ACL2-3
V
(BRW
)
PUMP-
N
(YLW
)
AC
N
(WH
T)
AC
L
(B
LK
)
G
RO
UNDI
NG
GR
OUNDI
NG
NO
IS
E
FI
LT
ER
CI
RC
UI
T
CO
M
M
UNI
CA
TI
ON
CIRC
UI
T
T2 (BLK
)
T1 (BL
K)
3
R
1
SW
1
SW
2
RE
CT
IF
ICA
TI
O
N
CI
RCU
IT
EL
EC
TR
O
NI
C
CO
NT
RO
LL
ER
(M
AI
N)
EL
EC
TR
O
NI
C CO
NT
RO
LL
ER
(S
O
LA
R)
T3
G
G04
(GRN)
HT1-
L3
(RED
)
AC2-
L3
(BLK
)
AC2-
N2
(WHT)
AC
N-
BO
OS
TE
R
(WHT
)
AC
L3
(B
LK
)
AC
L-B
OOS
TE
R
(B
RW)
ACN-
BO
OS
TE
R2
(WHT
)
RE
CT
IF
IC
AT
IO
N
CI
RC
UI
T
3
1
1
7
W W W W W W W
23
22
21
20
19
PU
M
P
SOLA
R
EXT
ER
NA
L
CO
NT
RO
L
TA
NK
SE
NS
OR
TA
NK
OLP
RO
O
M
TH
ER
M
OST
AR
T
BO
OS
TE
R
HEAT
ER
HEAT
CO
OL
N
L
OPEN
CLOS
E
SO
LA
R 3
-W
AY
VAL
VE
N
SI
G
NAL
DE
TE
CT
IO
N
CIRC
UI
T
NO
IS
E
FI
LT
ER
CI
RC
UI
T
SW
201
SU
RG
E
PR
O
TECTI
O
N
CI
RCU
IT
BL
BL
BL
TE
RM
IN
AL
BO
AR
D
BAC
KU
P
HEAT
ER
OLP
80±
3°C
1
R
22
1
1
2
1
2
W
W
BL
R
W
TE
RM
IN
AL
BO
AR
D
SIG
NAL
 DE
TE
CT
IO
N
CI
RC
UI
T
CN
-RCV
2
(W
HT
)
CN-V
3
(G
RN)
W
ATE
R OU
TL
ET
TE
M
P.
 S
EN
SO
R (T
HE
RM
IS
TO
R)
WA
TE
R I
NLE
T
TE
M
P.
 S
EN
SO
R (T
HE
RM
IS
TO
R)
RE
FR
IG
ER
AN
T
TE
M
P.
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EN
SO
R (T
HE
RM
IS
TO
R)
1
2
3
t°
HEX W
AT
ER
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UT
LET
TE
M
P.
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EN
SO
R (T
HE
RM
IS
TO
R)
t°
t°
t°
NO
IS
E
FI
LTER
CIRC
UIT
G
14
5
6
7
BL
RE
CT
IF
IC
AT
IO
N
CIRC
UIT
RE
CT
IF
IC
AT
IO
N
CI
RC
UI
T
G08 (G
RN)
G
WA
TE
R
PU
M
P
CI
RC
UI
T
B
R
GR
GR
1
3
5
1
3
57
B
BB
18
17
16
15
14
13
Y
R
W
W
BL
W
BL
BL
W
BR
BR
W
BL
BR
12
11
10
2-W
AY
VAL
VE
N
OP
EN
CLOS
E
3-
WA
Y
VA
LV
E
N
OPEN
CLOS
E
9
8
7
SI
G
NA
L
DE
TE
CT
IO
N
CI
RCU
IT
TE
RM
IN
AL
BO
AR
D
TE
RM
IN
AL
BO
AR
D
CN-
V2
(W
HT
)
1
3
5
3
2
1
6
5
4
EL
CB
PO
W
ER
SU
PPL
Y 1
Si
ngl
e ph
as
e
AC
23
0V
50H
z
230V
 30
A
l∆
n=
30m
A
(L
)
(N)
BL
W
G
RO
UNDI
NG
EL
CB
230V
 3
0A
l∆
n=
30m
A
(L1
)
(N1
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PO
W
ER
SU
PP
LY
 2
Si
ng
le
 phas
e
AC
230V 50H
z
BL
W
A
B
ACN-
BO
OS
TE
R2
(B
LK
)
SU
RG
E
PRO
TEC
TI
O
N
CIRC
UI
T
12
V_
2
CN-S
O
LA
R
(W
HT
)
C3 1µ 16
V
C1
0
0.
1µ 16V
R9 10
k
R1
00
   
     
1k
C6 100µ 25
V
5V
1
2 3 4 5 6 7
22
17
14
R1
37
   
     
1k
18
R1
38
   
     
1k
15
CN-
OL
P1
(W
HT
)
B
B
OL
P
80
±3
°C
1
2
12
V_
2
*R
Y-
HT
 (L
3)
9
*R
Y-
HT
 (L
2)
*R
Y-
HT
 (L
1)
CN-F
LO
W
(Y
LW
)
FLOW
 S
W
IT
CH
BL
2
1
33
BL
11
5V
C8
3
0.
1µ 16V
R1
25
10
k
5V
25
2
*R
12
1
CN-RE
M
OT
E2
(W
HT
)
CO
NT
RO
L
PA
NEL
R BR O BL Y
1 2 3 4
12
V_
4
12
V_
4
5V
_2
C8
4
0.
04
7µ
25
V
R1
29
4.
3k
R1
33
4.
7k
1/
4W
28
8
27
2
30
0
G2
G2
CN-
OL
P2
(W
HT
)
1
2
C7
3
0.
1µ 16V
*R
12
7
1k
12V
26
1
27
5
CN-T
H3
(WHT
)
CN-T
H1
(WHT
)
1 2 3 4 5 6
C1 1µ 16V
C7
5
1µ 16
V
C8
1
1µ 16
V
C7
2
1µ 16
V
C7
0
1µ 16V
R1
15
20
.0
k
R1
26
20
.0
k
R1
31
20
.0
k
R1
34
20
.0
k
R1
18
820
5V
26
2
26
3
26
4
265
26
6
C8
0
1µ 16V
C8
2
22
0µ 10V
CN
-TH
ER
MO
(W
HT
)
13
12
V_
4
1
R2
3
10
k
PC
1
ZD
2
MA
1Z
R1
5V
G2
G2
12
4
1
3
2
25
33
CN
-T
H2
(W
HT
)
1
2
WA
TE
R
PU
M
P
1
WB
L
BR
RB
WB
L
BR
RB
74
2
31
74
2
31
M
 
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