4
1
IN
S
T
A
L
L
E
R
S
e
c
ti
o
n
20. WIRING DIAGRAMS
Utica Boiler MAC-150
X2
X12
X34A
X31
X11
X22
X23
X24
X34
X13
X5
X35
X37
X36
X15
L
N
X20
X10
X3
X1
L
N
1
2
M1
1
2
3
4
6
5
7
8
9
10
11
16
17
18
19
12
14
IN
Vc
c
GN
D
13
21
R
1-
C
2-
NC
3-NO
20
G/Y
G/Y
G/Y
G/Y
G/Y
G/Y
G/Y
G/Y
G/Y
G/Y
G/Y
G/Y
G/Y
Bk
W
G
Bk
R
Bk R
Bk
Bk
Bk
Bk
Bk
Bk
Bk
Br
Br
Br
Br
G G
R
R
R
R G
Bl Bl
Bl Bl
Bk
Br
Br
Bl
Bl
Bl
G
R
W
W
R
R
Br
Br
Bk
Bl
G
Br
Br
R
W
Bl
Bl
Bl
Bl
Bl
Bl
R
R
G
G
R
Bk
G
Bl
lB
Bl
Br
Br
Br
Gr
G W
Br
Gr
Bl
Bk
R
Bl
4 5 6
3 2
1
Bk
R
10
2
3
4
5
6
7
8
9
1
M2
CN6
CN1
CN2
1 2
4
6 7
3
5
R
Bk
RELAIS 1 RELAY 1
RELAIS 2 RELAY 2
lB
lB
120 V
120
V
CG
_2437
15
24V
24V
Max: 10 mA
R.C.
P/N 240011317, Rev.
D
[0
7
/
30
/2016]
Summary of Contents for UTICA BOILERS MAC-150
Page 10: ...MAC 150 Low Water Pressure Cutoff 10 240011317 REV D 07 30 16...
Page 11: ...MAH 125 Low Water Pressure Cutoff 11 240011317 REV D 07 30 16...
Page 54: ...Coupure de la pression d eau faible 54 240011317 REV D 07 30 16...
Page 84: ...84 S e c t i o n I N S T A L L A T E U R f r 240011317 REV D 07 30 16...
Page 87: ...87 S e c t i o n I N S T A L L A T E U R f r 240011317 REV D 07 30 16...