Electrical Wiring Diagram - A.O. Smith SGS-28 Installation, User And Service Manual
Condensing high efficiency gas-solar water heater
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Also See for SGS-28:
- Specification sheet (8 pages) ,
- Installation, user and service manual (121 pages)
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12.5
B
C
D
E
N
AA
230VAC 50Hz
K
0311753_SGS_28-120_II_UKUK_V2.0 , 2017-05-03
Electrical wiring diagram
2
1
L
I
0
2
1
2
1
3
2
1
3
2
3
4
1
1
2
3
4
5
6
7
8
9
10
N
L
1
2
N
L
N
L
Primair
Secundair
J
N
L
230VAC 50Hz
A
1
5
X
X
X J2
3
2
1
J33
F3
F1
JP2
4
4
3
1
X
X
4
4
2
X
J20
1
X
X
X
3
2
1
J21
1
X
X
X
3
2
1
J19
1
X
X
X
3
4
4
J29
1
5
X
X
X
3
2
1
JP8
J39
4
1
4
2
J36
4
3
2
1
3
2
1
11
12
13
14
15
16
17
18
19
20
N
L
3
H
G
1
3
5
2
4
X
X
J40
1
3
X
X
2
7
1
16
15
13
2
4
6
14
J38
12
11
10
9
1
3
5
JP11
8
7
6
5
3
4
2
1
6
2
1
JP3
X
X
7
6
6
2
4
6
X
X
JP4
6
1
3
X
X
6
6
6
3
6
6
X
X
2
5
JP5
6
1
4
6
X
X
J35
1
2
6
4
8
J34
X
X
5
6
7
6
3
X
X
JP6
2
6
4
X
X
7
6
1
5
X
X
1
6
2
4
3
2
1
JP12
1
3
2
1
3
2
1
J37
X
X
X
X
X
5
5
4
4
4
T
M
4
7
4
4
5
5
21 22 23
24
F
0309 687a R0
N
O
P
Q
R
S
U
4
117
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