Table of Contents
Advertisement
APPENDIX D (continued)
Boiler must be grounded in accordance
with ANSI National Electric Code.
To Grounding
Ground Screw
Conductor
Terminal
Transformer
used for only
208 V and 230 V
120vac
Concert Boiler
Control (A1167)
J4-12
J4-8
J4-10
(A8)
J7-1
(A2)
J6-1
(A3)
J7-6
(LCI)
J6-3
(A4)
J7-5
(A5)
J7-4
(A6)
J7-3
(A7)
J7-2
(ILK)
J5-1
J5-4
(A1)
J6-2
J5-2
J6-7
J6-8
Connect to V/C/P
Primary
Power Supply
Fuses
L1
A
B
C
Fuses used for only
208 V and 230 V
X1
X2
X3
GRD
PCB-01
F1
(6.3A Slow Blow)
L1
P1-2
70
L2
P1-5
71
P2-1
P2-6
72
73
P2-3
74
C
NC
75
J1
P2-8
76
C
NO
77
J2
P2-9
78
(Cut Jumper
When Limit
79
Used)
J3
P2-10
80
81
N/A
P2-5
82
83
N/A
P2-4
84
85
N/A
J4
P3-1
86
87
1
88
2
89
P1
P3-7
90
91
Spare Limit
J5
P3-8
92
93
Spare Limit
J6
P3-9
94
95
J7
P3-10
96
C
NO
97
J8
98
P3-11
C
NC
99
J9
P3-12
100
101
N/A
J10
P3-6
102
Blocked Vent Switch
103
P3-5
104
P1-3
P1-6
Blue
Brown
P2-7
P3-4
P3-3
107
108
109
P2-2
110
1
1.1
P3-2
111
RED
A
B
112
P4a-1
P18b-1
P4a-3
P18b-2
P4a-2
P18b-3
P1-1
L (+)
P1-4
N (-)
PCB-02
Dual Gas Single Phase Wire Diagram
L2
Blower
Combustion Blower Power
Fuses
D
GRD
S
T
1
GRD
N
L
24vac
Continue to low
voltage diagram
120-24Vac
Transformer
Back View
1
Burner on/off
LT
switch
2
3
Condensate
Float Switch
Water Flow
Switch
PCB-03
P30-3
23
Cold Air Damper
J12
24
End Switch
25
Standby Loss
J13
26
Damper End Switch
27
Isolation Valve
J14
28
End Switch
29
External Limit
J15
(High Limit Auto
30
Reset when used
31
PN: 80160667)
Spare
J16
32
Limit
P30-4
LWCO
Wiring Line Types:
P2
Terminal Types:
Thermal Fuse
Low GPS 2
C
NO
70
LP
Low GPS
OFF
NAT
High GPS
High GPS 2
C
NC
Jumpers Cut: 1, 2, 3, 7, 8, 9, 11
LP
Unused Terminals: 33, 34, 35, 37, 38
OFF
Last Terminal: 118
NAT
Ignition
Transformer
APS
For Spark
Blower On
C
NO
E
3
LP Gas
2
Valve
1
E
3
Natural Gas
2
Valve
1
LP
OFF
NAT
Alarm Buzzer with
Internal Silence
PCB-05
39
Lockout Alarm
R2
Output
40
(Dry Contact)
R2
41
Boiler Running
Output
R1
R1
42
(Dry Contact)
24Vdc Display
Power Supply
83
Wiring Legend
Factory Wire Harness – Line Voltage
Factory Wire Harness – Low Voltage
Factory wiring special Igniter
Field Wiring – Line Voltage
Field Wiring – Low Voltage
Terminals :
C = Common
Male/Female Connector
NC = Normally Closed
NO = Normally Open
Screw Terminal
PCB Screw Terminal
Ground Screw Terminal
Uncut Jumper
J8
Wire Nut
Cut Jumper
Annotations:
J8
Optional Part
Field Installed
Advertisement
Table of Contents
