10
SECTION d: MAIN POWER WALL SWITCh WIRING
W
iring
f
or
240 v
olT
!
NOTE:
Before installing the unit you must have the following wires in
-
stalled:
A 3 conductor wire with ground (4 wires total) from the power supply
•
panel to the main switch wall box.
A 3 conductor wire with ground (4 wires total) from the main switch wall
•
box to the junction box on the unit.
!
NOTE:
Use a double pole, single throw (on/off) wall switch that is rated for
a minimum of 15 amps.
Locate the voltage selector switch inside the exhaust panel on the top
1.
right hand corner of the unit.
Ensure that the switch is in the 240 volt position. (230 is printed on
2.
switch)
Loosen the screw securing the junction box cover and remove the cover.
3.
Remove the knockouts (if necessary) or use the provided cable clamp.
4.
Pull out the four wires marked L1, L2, N, and G. (black, red, white and
5.
green)
Connect the (black) L1 wire from the unit to the (black) L1 wire from the
6.
main power wall switch by using a wire connector (not supplied).
Connect other end of (black) L1 wire from the main power wall switch to
7.
the L1 terminal of the main power wall switch.
Connect the (red) L2 wire from the unit to the (red) L2 wire from the main
8.
power wall switch by using a wire connector (not supplied).
Connect the other end of the (red) L2 wire from the main power wall
9.
switch to the L2 terminal of the main power wall switch.
Connect the (white) Neutral wire from the unit to the (white) Neutral wire
10.
from the main power wall switch by using a wire connector (not supplied).
Connect the (green) Ground wire from the unit to the (green) Ground wire
11.
from the main power wall switch by using a wire connector (not supplied).
Connect the (red or black) L1 wire from the power supply to the L1 termi-
12.
nal of the main power wall switch.
Connect the (black) L2 wire from the power supply to the L2 terminal of
13.
the main power wall switch.
Connect the (white) Neutral wire from the power supply to the remaining
14.
(white) Neutral wire from the unit by using a wire connector.
Secure the 2 remaining (green) Ground wires with a ground screw in the
15.
main switch wall box.
Ensure that all connections are tight.
16.
Insert all the wiring of the main power wall switch into the main switch wall
17.
box.
Insert all the wiring back into the unit and secure with a cable clamp.
18.
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