67
J4-4
J4-5
16
15
8
7
10
9
P31-2
P31-6
12
11
14
13
Power Supply
(120 or 24 VAC)
Standby Loss
Damper
Combustion Air
Damper
Spare
PCB-02
J4-6
J4-7
6
5
2
1
4
3
P31-4
P31-5
System Pump
(Supplied by others)
Spare
J4-2
J4-3
22
21
18
17
20
19
P31-1
P31-3
Isolation Valve
(Supplied by others)
Spare
F3 (6.3A
Slow Blow)
F2 (6.3A
Slow Blow)
Contact AContact BContact C
N
H
Power Supply
(120 or 24 VAC)
N
H
Power Supply
(120 or 24 VAC)
N
H
F4 (6.3A
Slow
Blow)
Wiring Legend
Wiring Line Types:
Terminal Types:
Terminals :
C = Common
NC = Normally Closed
NO = Normally Open
Factory Wire Harness – Line Voltage
Factory Wire Harness – Low Voltage
Factory wiring special Igniter
Field Wiring – Line Voltage
Field Wiring – Low Voltage
Male/Female Connector
Screw Terminal
70
PCB Screw Terminal
Annotations:
Optional Part
Field Installed
Ground Screw Terminal
Wire Nut
J8
Uncut Jumper
J8
Cut Jumper
Jumpers Cut: 1, 2, 7, 8, 9, 11
Unused Terminals: 33, 34, 35, 37, 38
Last Terminal: 118
Concert Boiler
Control (A1167)
Boiler Pump/Circulator
(Supplied by others)
XIII(continued)