Crown Boiler BB100H - Manual (Page 19)

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FIGURE 7.1: Wiring BB100H to Boiler equipped with Sola
FIGURE 7.0: Wiring BB100H to Boiler equipped with Type III MCBA
Heating T-Stat
LINE
BLR
PUMP
DHW
PUMP
SYS
PUMP
H N H N H N H N
Boiler
Circulator
System
Circulator
GND
GND
L1
L2
DHW
STAT
OD
SENS
HEAD
SENS
4-20
mA
AUX
LIMIT
CH
STAT
Low Voltage
Terminal Strip
Line Voltage
Terminal Strip
Line Voltage
Wiring
Low Voltage
Wiring
Boiler
Circulator
Relay 120 AC
(Field Supplied)
System Circulator
BWC J-Box
L1
L2
BK - Black
WT- White
R - Red
BL - Blue
Line Voltage Factory Wiring
Line Voltage Field Wiring
Heating T-Stat
1 2 3 4 5 6 7 8
Low Voltage
Terminal Strip
BL
R
WT
WT
BK
Low Voltage
Wiring
Line Voltage
Wiring
(N.O.)