Heatilator • Novus NNXT • 4055-879 • Rev E • 5/10
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F. Wall Switch Installation for Fan (Optional)
If the box is being wired to a wall mounted switch for use with a fan, see Figure 13.3:
• 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.
WHT
WHT
BLK
BLK
GRN wire
inside box
Copper
ground attached
to GRN screw with
GRN wire
14/2WG
Cover Plate
outside firebox
Romex
Connector
Figure 13.2 Junction Box Detail
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 13.3 Junction Box Wired to Wall Switch or BC10
E. Junction Box Installation
If the box is being wired from the
INSIDE
of the appli-
ance:
•
Remove the screw attaching the junction box/receptacle
to the outer shell, rotate the junction box inward to
disengage it from the outer shell (see Figure 13.2).
• Pull the electrical wires from outside the appliance
through this opening into the valve compartment. See
Figure 13.4.
If the box is being wired from the
OUTSIDE
of the appli-
ance:
•
Remove the cover plate located on the outer shell - right
side (see Figure 13.2).
• Install the supplied Romex™ connector in the cover
plate.
• Make all necessary wire connections and reattach the
cover plate to the outer shell.
