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  3. B6BW
B6BW

NuTone B6BW Product information

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3. The transformer may have a dual voltage primary tap. Match the tap position
with the supply voltage used.
4. If the Internal wiring is replaced, use only 105°C copper wire of the same
gauge.
0410
FIELD WIRING
LEGEND:
LOW VOLTAGE
HIGH VOLTAGE
WIRING DIAGRAM
Wall Mount B6BW (5KW/036)
NOTES:
1. The blower motor speed tap connection may not be as shown. See
the Installation Instructions.
2. Disconnect all power before servicing.
¢711038®¤
711038B
(REPLACES 711038A)
CIRCUIT
BREAKER
LIMIT
ELEMENT RELAY
ELEMENT
SUPPLY VOLTAGE
CONTROL
BOARD
R
C
L2
L1
HEAT
COOL
EAC
L1
L2
BLWDTC
R
Y
W
GC
R
YELLOW
WHITE
GRAY
RED
GREEN
TRANSFORMER
24V
230V
ECM
MOTOR
COM1
U1 U2
T-BOARD
RED
BLACK
WHITE
GRAY
RELAY 1
RELAY 2
HEATER
ORANGE
BLACK
WHITE
GRAY
COM
NO
21
4
3
21
4
3
M1
M2
M3
M4
M5
HUM
RED
BLACK
BLACK
WHITE
RED
BLACK
RED
GRAY
BLACK
HARNESS
HARNESS
HARNESS
RED
WHITE
BLACK
RED
GRAY
RED
BLACK
BLACK
WHITE
/