Whirlpool W10400321B User Manual

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3. Remove the power supply knockout from the top or rear of 
the vent hood (depending on the incoming location of your 
home power supply cable) and install a UL listed or CSA 
approved 
¹⁄₂" strain relief.
4. Using 2 or more people, lift the hood into final position. Feed 
enough electrical wire through the ½" UL listed or CSA 
approved strain relief to make connections in the terminal 
box. Tighten the strain relief screws. 
5. Position the range hood so that the large end of the keyhole 
slots are over the mounting screws. Then push the hood 
toward the wall so that the screws are in the neck of the slots. 
Tighten the mounting screws, making sure the screws are in 
the narrow neck of slots.
6. Connect ventwork to hood. Seal joints with vent clamps or 
duct tape to make secure and airtight.
7. Check that back draft dampers work properly.
Make Electrical Connection
1. Disconnect power. 
2. Use UL listed wire connectors and connect white wires (A) 
together.
3. Use UL listed wire connectors and connect black wires (B) 
together.
4. Connect green (or bare) ground wire from power supply to 
green ground screw in terminal box and securely tighten.
5. Install terminal box cover.
6. Reconnect power.
Complete Installation
1. Install the 75W (max.) Incandescent light bulb. See 
“Replacing the Incandescent Light Bulb” section.
2. Replace grease filter if removed. See the “Range Hood Care” 
section.
3. Check the operation of the range hood fan and light. See 
“Range Hood Use” section.
If range hood does not operate, check to see whether a 
circuit breaker has tripped or a household fuse has blown. 
Disconnect power and check wiring connections. 
NOTE: To get the most efficient use from your new range hood, 
read the “Range Hood Use” section.
A. Power supply knockout
A. White wires
B. Black wires
C. UL listed wire connector
D. Green (or bare) ground wire
E. Home power supply cable or 
power cord accessory kit
F. UL listed or CSA approved 
½" strain relief
G. Green ground screw
A
WARNING
Electrical Shock Hazard
Disconnect power before servicing.
Replace all parts and panels before operating.
Failure to do so can result in death or electrical shock.
A
B
C
D
E
F
G
WARNING
Fire Hazard
Electrically ground the blower.
Use copper wire.
Connect ground wire to green ground screw in 
terminal box.
Failure to do so can result in death, fire, or 
electrical shock.