18
elecTrical wiring
should conform with the
latest edition of National Electrical Code ANSI/
NFPA No. 70 and/or local authority having juris-
diction. A separate electrical circuit should be run
sfM indiVidual Module wiring
L4006A
J-BOX
CAD CELL
R8284D
BURNER J-BOX
TRANSFORMER
BURNER
MOTOR
BURNER
DISCONNECT
L1
L2
SFM INDIVIDUAL MODULE WIRING
BLACK
BLACK
BLACK
BLACK
BLACK
GREEN
GREEN
WHITE
WHITE
WHITE
ORANGE
BLACK
BLACK
BLACK
WHITE
TO LOW
VOLTAGE
CONTROLLER
CONTROL SYSTEMS
compoNeNt coDiNG
tH-1
Thermostat (millivolt)
1K2
Relay Contacts
tH-2
Thermostat (24 Volt)
ls
Limit Switch
tH-3
Thermostat (Line Voltage)
ms
Manual Switch
tr-1
Transformer (120V/24V 40VA)
cir
Circulator
tr-2
Transformer (120V/24V 50VA)
eco
Energy Cut-Off
lGV
24 Volt Gas Valve
psc
Pilot Safety Coil
ps
Pressure Switch
Wire Connection
mr-ps
Manual Reset Pressure Sw.
lWco
Low Water Cut Off
Control Terminal
eWF
Electric Water Feeder
1K
Relay Coil
pG
Power Generator
1K1
Relay Contacts
sfM indiVidual Module wiring:
Refer to
figure #10
below for factory module
wiring.
WiriNG coDe
Line Voltage by Factory
Low Voltage by Factory
Line Voltage by Installer
Low Voltage by Installer
* Not all components listed are used in all control systems.
figure #10
from the entry box with a fused disconnect switch
in this circuit. Refer to component coding and
wiring code for the following control systems and
wiring diagrams.
Содержание SFM24150W
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