York 122 Heat Pump User Manual


 
60
Wiring diagram, YLCC- 122, 400.3.50 (2 of 2)
I-
2
371-2a
YLCC-122
400.3.50
R
X2/...
R B
GND
6
ID3
9
ID5
10
21
34
65
21 22
(0
6
)
ID2
1
11
X2/...
LP1
P
ID4
2
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/...
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
)
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
EWT
PROBE
HIGH PRESSURE
SWITCH 2
11
12 13 14
15 16 17
18
19 20 21 22 23 24 25 26 27 28
29
MOOR GUARD
FAN1
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
KM6
A1
A2
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
KM5
A1
A2
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
J2/2
F5
5 1
S/P
F5
(05)
14
13
14
13
KM3
(28)
KM4
(29)
1
2
12
1
2
HP1
P
14
13
14
13
KM1
(18)
KM2
(19)