Installation / Operation Instruction Manual

Page 48
Figure 23. Wiring Diagram, Models 1000 - 3000
4
3
2
1
12
3
4
BOILER INTEGRATED CONTROLLER
X10-3 X10-1
Supply Voltage Controller
X5-5 X5-10
X14-1
Controller 24VAC
BK BR BL GY O G
X14-9
X14-13 X14-4 X14-6
X14-11
X14-3 X14-10 X1-7 X1-18 X1-6 X1-17
X1-5
X1-4 X1-16
X14-2
Black Brown Blue Grey Green
X3-9 X3-1
X2-9
X2-10 X2-2 X2-1
X2-8
X2-3
X1-19
Orange Wire Color Legend
Wire Voltage Legend High Voltage 120VAC Low Voltage
X14-8
Gas Valves
Main
Y V W
2 1 6 5 4 3
Display
8 7
Spark
1 7 2 8
Generator
12-PIN CONNECTOR "B"
Yellow Violet White
R O GY BL Y BR
X3-5 X3-13
X13-6 X6-1
X13-4
X13-5
X13-1 X13-2
X13-3
X8-2 X8-4 X8-6 X8-5 X8-3 X8-1
BR
V
X1-14 X1-2 X1-1 X1-3 X1-13 X1-15 X7-1 X7-2 X7-3 X6-2 X6-3
X8-7
X8-8
G
3 4
10
LWCO
LWCO Probe
W
Voltage Supply LWCO
X4-14 X4-4 X4-1 X4-11 X4-16 X4-6 X4-15 X4-5 X4-9 X4-19 X4-18 X4-8
X3-14
X4-3 X4-13 X4-12 X4-2
X4-17
X4-7
TB1-3:2 GND
TB1-7:2 120N
TB1-11:2 120L
9
X3-6
RRed
2
TB1
1
2 1
GND GND
Y BL W
BR/R
12 8 9 11 10
3 4
W
BOILER
21 22 17 16 20 18
13
N
120N 120N 120L 120L 120L
24N 24N 24N 24V 24V 24V
GND GND
120N
G BK/O W Y
BL
4
6
BK
5 2 1
BK/O
3
SWITCH
MAIN POWER
V O BR BR/V BR/G
BR/W
BR/Y
BR
G
R BL
W BL/W BR/Y
25 24 23
AUXILIARY
PUMP PUMP
SYSTEM
DHW
33 31 32 28 27 30 29
DHW
SYSTEM SYSTEM SUPPLY RETURN
OUTDOOR
26 L
N
O BL O BL R R O/W
36 35 38 37
Demands
Heat
-
41 39 40
+
42
BMS
0-10VDC
TT - 1 TT - 1 TT - 2 TT - 2 DHW DHW
34
BR/R
Analog
Input
Dry
Inputs Sensor
Contacts
Outputs
LPUMP
Power
W
6-PIN CONNECTOR "E"
BR
W/R
BR/R
+
-
43 44
47 46 45
C
49 50 48
B
C
51
CONTACTS
ALARM RELAY
RUN RELAY
CONTACTS
N.O.
N.C.
N.O. N.C.
8-PIN CONNECTOR "C"
W/R
Y/G W/G BR/G Y/R
7
4
8
W/G
6 3 5 1
W/BK V W/R
A A B
55 52 53 54 56
RS485
BMS
RS485
FLUE-A (10K)
-t° -t°
-t° -t°
FLUE-B (20K)
INLET (10K)
OUTLET-A OUTLET-B
10K 20K
-t°
GND GND
CASCADE
W/R
16-PIN CONNECTOR "A"
8
14
6
BL/W BL W/R
GY/V
BK/O
GY/R R GY/BK
12
4 3
11
5
13
R
LEVEL
CONDENSATE
FLOW
PRESSURE PRESSURE LOW GAS HIGH GAS
1
BR/Y BK/W BR/R BK/O
BR/R
LWCO RESET
HIGH LIMIT
HIGH LIMIT
MANUAL
AUTO RESET
BR/Y
9 2
TB1-6:2 GND
W/V V/W
W/BK
BR BL BK V
R O
G
O
GY/R
GY/BK
WW BK
G
W
BK
W/G W/G
Pink P
Spark
Ignitor
5 6
GND GND
7 120N 14
120L
15
24N
19
24V
O2 CONTROLLER
O2-1
O2-2
O2-3
12VDC POWER SUPPLY
L N G V+V-
O2 Sensor
3
TB1-12:1
TB1-9:3
TB1-6:3
BK/O
W
G
R
BK
1 2
3
5 4
X3-04
X7-01
1 2
3
1 2
3
4
X8-02X8-04
1 2 1 2
3
4
X5-03
1 2
X3-02
5
1 2
3
4
X10-06
1 2
X10-05
1 2
X75
3 2 1 1 2
X3-03
X3-05
3 2 1
X6-03
3 2 1
X4-02
3 2 1
X7-02
3 2 1
X9-04
3 2 1
X5-01
3 2 1
X5-02
12345
1
X74
2345
TB1-13:2 120L TB1-7:3 120N TB1-1:2 GND
TB1-8:1 120N
TB1-8:2 120N
X64
1
X53 - AIR
23451
X54 - FUEL
2345
PUMP
0-10VDC
Analog
Output
ACTUATOR
FUEL
ACTUATOR
AIR
FLAME ROD
57
61
58 59 60
62
X9-1
X9-4
X9-11
3 RxD 2 TxD 1 5VDC
X92
4 GND
R/BK
X22-11
4 3 5
X22-12
BR/G
PRESSURE
3 1
TRANSMITTER - 1
X22-1 X22-2
W/BN
BR/R W/R
W/G
BK/O
W G
BK/O
X14-14 X14-7
BL/W BL
BELL
ALARM
63 64
BK/O
P
G
O
O O
O O
BK/O W
G
BR
TB1-4:2 GND
BK
T4
BK/O
X21-1
BK/O
15
7
1 2
2
PRESSURE
3 1
TRANSMITTER - 2
W/R
BK
2
2 1
R R
X22-8 X22-7
R
X22-9
X23-4
X23-3 X23-2
FERRITE
CHOKE
VALVE
ISOLATION
X4-14 X4-4
Safety Chain
FIELD
INTERLOCK
See TB1-43 See TB1-44
X2-7 X2-14
Isolation
Valve
PROOF OF CLOSE
R/BK BK/W
65 66 67 68
PROOF OF OPEN
BR/G W/G
X2-6 X2-13
WIRING DIAGRAM
1.0 - 3.0 CFT
DWG# E23993 REV A
LABEL# H2406600
DOCUMENT# H2406700
69 70
19 24V
20
24V
31
5
GND
18
24N
32 45 46 47 48
3 4 5 6 7 8 1 2
ISOLATION VALVE
3 4 5 6 7 8 1 2
3 4 5 6 7 8 1 2
TB1 12
3
S1 S3 S4 S7 5 1- 2+
S2A MODULE
TERMINAL BLK
(external to boiler)
PROOF OF CLOSE PROOF OF OPEN
VALVE POWER
OPN/CLS SIGNAL
ISOLATION VALVE WIRING
(connector located at rear access panel of boiler)
3
BLOWER (PWM)
24 VDC
R/BK
1
2 3 4
5
R
W/G
G/R
TB1-4:3 GND
G
PWM
GND
TACH
(24 VDC)
7.G WiringDiagram