4
W
Figu
Wiring Dia
re
2
‐
4.1:
HTW
‐
T
ra
n
sf
o
rme
r 1
F
lo
w swit
ch
grams
V
W
CN19
CN2
0
FA
N
BL
UE
BLACK
RED
RED
BLUE
BLUE
BLUE
WHIT
E
TRANS
3
W
(C
)
5
V5(7)W/D2N
8 wiring diagram
U
V
BL
A
C
K
RED
P
C
B
A
,In
ve
rte
r
boar
d f
or
1phase
CN1
2
ON
/OFF
CN
8
PO
W
ER
CN
14
CN36
C
N
4
CN6
CN3
X E
Y
CN
1
9
P E
Q
M
a
in
c
o
nt
ro
l
boar
d
of
hydr
aul
ic
m
odul
e
T2
T2
B
TW
-i
n
TW
-o
u
t
T1
T
H
AN
S O
U
T
U
V
W
FS
MTH
ER
MO
ST
A T
U(
R
)
V(S
)
()
MR
1
C
N
3
2
CN5
01
CN502
AC
L
AC
N
BL
U
E
bR
O
W
N
RE
D
Po
w
e
r
CN1
3
Sw
4
QU
E
R
Y
CN15
S3
ON
34
DI
P
2
1
ON
34
DI
P
2
1
S1
S2
T1
B
T5
Ma
in
co
n
tro
l
boar
d
of
hydr
aul
ic
m
odul
e
CN5
CO
M
P
9
YEL
L
O
W
re
d
Y
/G
M
AI
N
BO
AR
D
2
SOL
AR SIG
NAL
RO
OM
MR
2
MR
3
CN3
7
CN
27
C
N
3
N-
O
U
T
N-O
U
T
CT
1
CN2
8
CN17
9
P
E
P
E
RL2
NO
CO
M
BL
AC
K
RE
D
L-O
U
T
Po
w
e
r
CN
2
7
H
EA
T
/P
_s/ALAR
M
CN28
CN3
4
DE
F
RO
S
T
IB
H
2
IB
H
1
TR
AN
S
I
N
TBH
CN
2
0
CN
3
7
P_
o/
P_d/
P_c
/SV2
CN2
5
RU
N/
A
HS
CN40
CN4
1
CN22
CN
2
CN
2
1
CN
1
CN3
1
q
CN2
4
SV
1/SV3
PU
MP
_i
MR
3
L-
PR
O
H-P
R
O
XS
3
XP
3
XS
4
XP
4
CN13
CN24
Main c
ontr
ol
boar
d for
1phase
Sw
1
Sw
2
Sw
3
CN3
7
MA
IN
B
O
A
R
D
1
F
lo
w
sw
it
ch
E
-He
at
in
g t
a
pe
PU
M
P_
i
Y
/G
CN2
e
p
MR
4
C
N
1
1
BR
OW
N
BL
U
E
C
N
1
0
L
-I
N
N
-I
N
FO
RCE
_CO
OL
CHE
CK
ON
3
2
1
CN
9
CN8
CN3
3
CN5
CN1
C
N4
CN1
4
CN6
CN7
N
N
CN8
N
CN
16
7
Figure
contin
XP1
XS2
XP2
XS1
BLUE
BLACK
BRO
WN
BRO
WN
BRO
WN
Y/G
LN
XT1
CN
1
1
R1
R2
AH
S1
AH
S2
DFT1
DF
T2
CN10
CN
1
4
H1
H2
P_
d
N
CN1
5
N
L1
HB
K1
HB
K2
CN1
8
CN2
0
CN1
9
C
N9
CN1
3
CN1
6
CN1
7
L1
N
Cn
7
Cn5
CN8
Cn9
Cn
10
A
BX
Y
E
P
QE
M1
M2
SL
1
SL
2
C
TBH
N
ON
OF
F
NH
T
N
A1
H
L1
NN
Sv
2
NI
BH
1
N
N
A2
12
3
4
5
6
7
89
10
12
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
Xt
6
Xt
8
X
t9
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
P_
c
P_
o
P_
s
Xt
7
Pla
te he
at e
xchan
ger
E-H
eatin
g ta
pe
Exp
ansio
n va
lve
E-H
eatin
g ta
pe
nued
on
next
pa
T3
T4
Tp
EE
V
.
T
h
H_
S
E
N.
TF
4-W
AY
HEA
T1
HEA
T2
HEA
T3
SV6
age
…
HTW
-V5WD2N8 /
HTW
-V7WD2N8
29
