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INSTALLATION AND OPERATION INSTRUCTIONS
6-6
SL 30-175, SL 45-260 MODULATING GAS BOILERS
Diagram 6.2-3: Internal wiring diagram
T
SL 30-175, 45-260
INTERNAL WIRING DIAGRAM
IBC Control Boar
d
VS Out 4-20 mA
red
blue
orange
yellow
black
red
yellow
black
red
white
white
white
P 102
1
2
4
3
5
6
yellow
black
yellow
black
white
red
black
blue
blue
orange
2 x plug
Air Differential
Pressure
Sensor
Inlet Water
Pressure
Sensor
Inlet Water
Temperature
Sensor
Water
High Limit
Switch
Vent High
Limit
Switch
Transformer
Vent High
Limit
Switch
P
V
In
Out
Gnd
P
V
In
Gnd
Out
5 x plug
brown
GAS
VALVE
blue
brown
blue
3 x plug
yellow
black
green
blac
k
80-089A
T
white
white
2 x plug
Outlet Water
Temperature
Sensor
black
blue
blue
white
white
blac
k
2 3 4 5
61
0
SPARK
RESISTIVE
WIRE ONLY
24V
GND
VALVE
VALVE
GND
GND
(BURNER)
P 101
7
3
4
9
15
2
1
120Vac
N
L
G
Mains
Power Supply
G
G
Grounded
to case
green
white
black
green
green
black
white
green
NRG 137
Combustion
Fan
120
Va
c
24
Va
c
Spark
Electrode
and Flame
Sensing Rod
Assembly
DIRECT SP
ARK IGNITION MODUL
E
CAP
ABLE
CONTROLS
green
orange
green
white
To Boiler Pump
P 702
6
5
Replacement internal wiring
must meet or exceed the
ratings of the wiring supplied
from the factory.
4 x plug
orange
orange
Remove jumper plug to
install optional LWCO kit.
Order IBC Part #P-156A
To install optional vent
temperature sensor kit,
order IBC Part #P-157A
yellow
blue
P 501
21
14
22
13
23
12
27
28
34
33
32
6
5
4
green
Содержание SL 30-175
Страница 76: ...NOTES...