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Make Electrical Connections-Models With Factory-Installed Electric Heat - Whirlpool WAHU Installation Instructions Manual

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4. Using UL listed wire nuts, connect the field supply wires to
the air handler (black to black and yellow to yellow).
WARNING
Electrical Shock Hazard
Electrically ground air handler.
Connect ground wire to ground terminal marked "GND".
Failure to do so can result in death or electrical shock.
5. Connect ground wire to ground terminal marked "GND."
A. Connect yellow to yellow
B. Connect black to black
C. Connect ground wire to ground terminal marked "GND"
6. Replace the blower access panel.
A
B
C
GND
208-Volt Conversion
WARNING
Electrical Shock Hazard
Disconnect all power supplies before servicing.
Replace all parts and panels before operating.
Failure to do so can result in death or electrical shock.
1. Disconnect all power supplies.
2. Remove the air handler access panel.
3. Move the 2 connected black transformer leads from the
240-volt terminal on the transformer to the 208-volt terminal
on the transformer. See "Wiring Diagram—Electric Heat and
Blower" in the "Make Electrical Connections—Models with
Factory-Installed Electric Heat" section.
Make Electrical Connections—Models With
Factory-Installed Electric Heat
WARNING
Electrical Shock Hazard
Disconnect all power supplies before servicing.
Replace all parts and panels before operating.
Failure to do so can result in death or electrical shock.
1. Determine the number of circuits needed to supply the heater
with electrical power (1, 2, or 3 circuits). See the air handler
Accessory Kit label for number of circuits and ratings.
2. Disconnect all power supplies.
3. Knock out the correct number of knockouts (1, 2, or 3), and
install UL listed wires and fittings.
9

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