Wiring Guide

RSB-WRG-01
Schematic Diagram – F1 Unit
90,000 - 270,000 Btu/hr Models
Wiring Diagram – F1 Unit
90,000 - 270,000 Btu/hr Models
120VAC
CIRCULATION PUMP
R
W
SPILL
ROLLOUT
OPERATOR
X
B
NO
C
FLOW
SWITCH
INLET SENSOR
TANK
DIFFERENTIAL
240
SETPOINT
160
OFF
RELAY
PUMP
140
120
220
200
180
7
6
5
8
9
5
15
14
13
12
10
11
10
OFFSET
HIGH-FIRE
0
TANK
SYS/
SENSOR INLET
20
15
BOX DEPICTS OPTIONAL ITEMS
24VDC
W
Y
TRANSFORMER
BL
SENSOR
RELAY
MV
MV
PV
PV
A
P2
P1
1
2
1
2
3
4
OR BN
BK
Y
T
W
LOW WATER
CUTOFF PLUG
5432
1
VENT DAMPER
BN OR BN BK Y
BL
R
PK
BL Y W PR
PR
PR
PR
PR
PR
T
Y
BL
RW
T
PR
BL R Y
GY
GY
GY
Y
BK
BK
BL BL
OR
OR
OROR
LOW FIRE
BK
BK
W
G
LOW WATER CUTOFF
W
PK
W
BK
BK
BK
G
SUPPLY
JUNCTION BOX
DISCONNECT POWER BEFORE SERVICING
SWITCH
MANUAL RESET
HIGH LIMIT
SWITCH
AUTO-RESET
HIGH LIMIT
VENT DAMPER PLUG
WHEN REPLACING WIRING, USE
WIRE OF EQUAL OR HIGHER
TEMPERATURE AND GAUGE.
GY
BK=BLACK BL=BLUE BN=BROWN G=GREEN
GY=GRAY
OR=ORANGE PK=PINK
PR=PURPLE
R=RED T=TAN
W=WHITE Y=YELLOW
LBL2731 REV. A
V
P
VENTER
C
R
2
1
*
*
USE ELECTRICAL CONNECTION 1& 2
COPPER-FIN (SOLUTION) ATMOSPHERIC BOILERS /
WATER HEATERS WIRING DIAGRAMS