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Heatilator • NNXT4236IF, NNXT4236ILF, NNXT3633IF, NNXT3633ILF Installation Manual • 4055-980 Rev. D • 9/15
38
Figure 8.2 Intelli
fi
re Pilot Ignition (IPI) Wiring Diagram
Wall Switch Installation for Fan (Optional)
If the box is being wired to a wall mounted switch for use
with a fan (See Figure 8.3 ):
• The power supply for the appliance must be brought into
a switch box.
• The power can then be supplied from the switch box to the
appliance using a minimum of 14-3 with ground wire.
• At the switch box connect the black (hot) wire and red
(switch leg) wire to the wall switch as shown.
• At the appliance connect the black (hot), white (neutral)
and green (ground) wires to the junction box as shown.
• Add a 1/4 in. insulated female connector to the red (switch
leg) wire, route it through the knockout in the face of the
junction box, and connect to the top fan switch connector
(1/4 in. male) as shown.
Red
Switch
Switch Box
Red
Black
Black
Green
Green
White
Power
Supply
Wires
White
Red Black
Green
White
Minimum 14-3 AWG
with Ground
Junction Box
Knockout
Figure 8.3 Junction Box Wired to Wall Switch or BC10
TO JUNCTION
BOX (120V)
CONTROL MODULE
I
S
FLAME
SENSE
WHITE
WHITE
ORANGE
IGNITER
3 PRONG 120VAC
RC200 12V DC
(A23 X 1)
TO JUNCTION
BOX 120VAC
GROUND
ORANGE
(PILOT)
GREEN
(MAIN)
BROWN
BLACK
RED
BROWN/RED
OPTIONAL ON/OFF
SWITCH
BATTERY PACK
6V DC
FLAME
MODULATION
AUX200 MODULE
FAN
6V DC
SUPPLY