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Data and measurements are subject to change without prior notice.
Wiring diagram, YLCC- 152, 400.3.50 (2 of 2)
I-
2372-2a
YLCC-152
400.3.50
R
X2/...
R B
GND
6
ID3
9
ID5
10
21
34
65
21 22
(0
6
)
ID2
1
11
X2/...
1
2
HP1
P
LP1
P
1
2
12
ID4
2
F5
(05)
ID1
8
21
LP2
P
2
C/H
F6
(06)
ID8
9
ID9
2
ID7
1
21
34
65
21 22
(0
5
)
GGO
714
GGO
714
GND B4
V+
GND GND
T+ T+
T-
tLAN
tLAN/485
X2/...
X2/... X2/...
1
2
M1
1
2
M2
1
2
M3
1
2
M4
X2/...
KM5
A1
A2
14
13
14
13
KM1
(18)
KM2
(19)
410
WATER PUMP
4
24V
0V
T1
150 VA
230V
0V
a
ALARM
COOL/HEAT MODE
ON/OFF
FLOW SWITCH
LOW PRESSURE
SWITCH 1
HIGH PRESSURE
SWITCH 1
B1
GND B1
GND B2
B2
LWT
PROBE-1
LWT
PROBE
HIGH PRESSURE
SWITCH 2
11 12
13 14 15
16 17 18
19
20
21 22 23 24 25 26 27 28
29
MOTOR GUARD
FAN 1
B
A2
3
A1
2
1
F10
6A
b
LOW PRESSURE
SWITCH 2
MOTOR GUARD
FAN 2
J2/1
7614
GND
5
Y1
4
NO1
1
C1/2
2
NO4
9
C3/4
4
NO2
7
NO3
8
C3/4
10
NO5
12
C5
6
J1/1
A1
A2
KM3
A1
A2
KM4
1
2
HP2
P
1
2
22 25
13
14
ID6
8
GND
5
Y2
4
NO6
1
C6/7
2
NO9
9
C8/9
4
C6/7
3
NO7
7
24
A1
A2
KM1
A1
A2
KM2
J2/1 J2/2 J1/2J2/2
KEY/SPV
613612
GND B3
611
GND
V+
DI/AI/P
GND
T+
tLAN
B6
LWT
PROBE 2
GND B6 GND B7
612611
30
J2/1 J2/1 J2/2
15
13
14
16 26
BB1BB2
B6B
Bn
COMPRESSOR
PROTECTION 1 & 2
COMPRESSOR
PROTECTION 3 & 4
J2/2
F5
5 1
S/P
KM6
A1
A2
14
13
14
13
KM3
(28)
KM4
(29)
21
34
65
21 22
(0
1
)
(
1
)
1413
(
17
)
21
34
65
21 22
(0
2
)
(
2
)
1413
(
17
)
21
34
65
21 22
(0
3
)
(
3
)
1413
(
27
)
21
34
65
21 22
(0
4
)
(
4
)
1413
(
27
)