Electrical connection
12
Wiring Diagram ( 7K / 9K )
CN4
CN6
CN17
CN8
Cn1
1
N(AC)-OUT
P6
P3
CN10
CN1
CN9
CN2
CN614
CN27
CN16-N
CN16-L
CN21-L
CN21-N
CN11-N
CN11-L
L
L
CN5
CN15
CN23
CN24
LP
CSP
4WV
EXP
ANSION
V
AL
VE
PO
PQ
MAIN
PCB
P1
5
5
YELLOW
BLUE
RED
P1
CN22
CFDT
CN 14
OF
AN-H
CN 13
OF
AN-L
CN 6
CN 8
CN
4C
N
5
CN
27
T
1
PCB2
L-IN
T
2
T
3
T
4
COM
NO
COM
NO
COM
NO
CN 1
CN 2
CN 3
N-IN
S
CN
14
CN
15
3WV
7
8
1
3
2
4
5
6
A1
A2
WCP
4
FEED
RETURN
WTT
EHI / WF
ROOM
WCP
2
N
F2
[
15A
]
F1
[
15A
]
EH 2
EH 1
SB
HDO
BROWN
BLACK
BLUE
BLACK
BLACK
BLACK
BLACK
BLUE
BLACK
BLUE
BLUE
BLACK
BROWN
RED
BLACK
BLUE/WHITE
BLACK
WHITE
BLACK
BROWN
BLUE
BLACK
WHITE
BLACK
WHITE
WHITE
W
V
U
WTP1
WTP2
RE
EV
CM
CT
AC
BLACK
BLACK
BLUE
BLUE
RED
BLUE
BLUE
BLACK
BLACK
BLACK
BLACK
BLACK
BLACK
BLACK
BLUE
BLACK
CN 25
CN 26
K1
L1
L2
L3
BLACK
BLACK
T
5
T
6
GWIT
GWOT
CN
36
COT
RA
T
GWCP
2
N
CN 7
GWCP
BLUE
BLACK
BLUE
K1
Air
Break
S
witch
AC
A
C
C
o
n
ta
ct
o
r
SB
Switch
Board
CM
Compressor
PCB
C
ircuit
Board
3WV
3 W
a
y Va
lv
e
4WV
4 W
a
y Va
lv
e
WCP
W
a
te
r
Circulating
P
ump
WCP2
W
a
te
r
Circulating
Pump
2
CT
Common
T
erminal
RE
R
e
la
y f
o
r 3 W
a
y Va
lv
e
EH
1
Electrical
H
eater
1
EH
2
Electrical
H
eater
2
EV
E
le
ct
ro
n
ic E
xp
a
n
si
o
n Va
lv
e
EHI/WF
E
le
ct
ri
c H
e
a
te
r
In
te
rr
u
p
to
r / W
a
te
r F
lo
w S
w
it
ch
CFDT
C
o
m
p
re
ss
o
r
S
to
p F
o
r P
ro
te
ct
io
n
LP
Low
Pressure
S
witch
CSP
HDO
E
xternal
Signal
Controls
H
e
a
t P
u
m
p S
ta
rt
a
n
d S
to
p
WTT
ROOM
PO
RA
T
FEED
RETURN
W
a
te
r T
a
n
k
Te
mperature
S
ensor
R
o
o
m
Te
mperature
Sensor
A
m
b
ie
n
t
Te
mperature
S
ensor
R
e
tu
rn a
ir
Te
mperature
Sensor
Wa
te
r
F
e
e
d
Te
mperature
Sensor
W
a
ter
Return
Te
mperature
Sensor
WTP1
W
a
ter
T
e
mperature
T
h
e
rm
o
st
a
t (
4
0
°C)
GWCP2
G
ro
u
n
d W
a
te
r
C
ir
cu
la
ti
n
g P
u
m
p 2
PQ
E
xh
a
u
st
Te
mperature
Sensor
Compressor
Frequency
Decrease
F
or
P
rotection
WTP2
W
a
ter
T
e
mperature
Thermostat
(
70
°C)
GWCP
G
ro
u
n
d W
a
te
r
Circulating
P
ump
GWIT
G
ro
u
n
d W
a
te
r I
n
le
t
Te
mperature
S
ensor
Ground
W
ater
O
utlet
Te
mperature
S
ensor
GWOT
COT
C
apillary
Outlet
Te
mperature
S
ensor
