Control Connections
44
Electrical Connections
(continued)
Connection between the Power/Pump module and boiler
1.
Remove and discard the green
factory test lead plug
40
(if
equipped) from the boiler control
board.
2.
Install the Power/Pump module plug
40
onto the boiler control board.
Legend
120 VAC supply
Power supply (230 VAC)
Boiler pump
KM-BUS to Power/Pump module
5
3
6
9
2
9
7
v
1
.6
N
L
145
144
143
28
L G N
L2
N
L
N
L
N
L
1 2 3
1 2 3
2 3
L1G N
50
20
21
20A
40
N
L
120/230
Transformer
145
3
1 2
144
3
1 2
143
3
1 2
40
96
20
35
100
1
2
3
4
5
6
7
X4
X3
5
Boiler Control Board GC130
X9.3
X9.4
X
X11
LON
KMK
9
X
8
X
7
4
3
2
1
X1
LON
X2
LON
X1
KMK1KMK2
145
20
S
A
F
E
T
Y
D
E
V
IC
E
L
O
W
W
A
T
E
R
C
U
T
--
O
F
F
120VAC
RECEPTACLE
WALL
--
T
Y
P
IC
A
L
A
P2
P1
L2
L1
SWITCH
DISCONNECT
MAIN POWER SUPPLY
120V, 60HZ, 12A
N
MAIN
L
G
L
N
230 VAC
50
20
21
20A
40
1.
A8
1
Fig. 38
Power/Pump module
2.
Содержание Vitodens 200-W 19 WB2B Series
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