REDUCED OR ABSENT EXHAUST AIRFLOW WHEN THE BLOWER IS RUNNING
Dacor 42-inch Millennia wall-mount chimney range hood DHW421, Fixes Reduced or absent exhaust airflow when the blower is running
Dacor DHW421 is a 42-inch stainless-steel wall-mounted chimney range hood with a single 600 CFM blower.
Part DHW421Dacor
Guaranteed to Fit — or your money back.
Confirm your full appliance model number before ordering.
Confirm your full appliance model number before ordering.
Is This the Right Part?
Part NumberDHW421
ManufacturerDacor
Appliance TypeRange
Part Type42-inch Millennia wall-mount chimney range hood
Common Symptoms
- Reduced or absent exhaust airflow when the blower is running
- Cooking smoke, heat, steam, or odors remain in the kitchen
- Blower does not operate at the selected speed
Check Before Replacing
- Verify that the blower operates through all four electronic speed settings.
- Check that the baffle filter is clean and properly installed.
- Confirm that the 8-inch exhaust duct and exterior termination are not obstructed.
- Verify that the hood has power before diagnosing blower or control operation.
Pro Tip
The baffle filter is dishwasher safe; reinstall the filter before operating the hood.
Part Details
Part NumberDHW421
Part Type42-inch Millennia wall-mount chimney range hood
ManufacturerDacor
Appliance TypeRange
Installation Notes
- Use a dedicated grounded 120 VAC, 15-amp, three-wire circuit.
- The hood uses an 8-inch round exhaust connection and may accommodate ducting up to 10 inches according to the product specification sheet.
- The hood may be configured for exhaust through the ceiling or rear wall.
- Installation documentation states that the unit is approved for use with Dacor ranges and cooktops.
- Disconnect electrical power before installation or service; electrical installation should be performed by a qualified electrician.
Verified Compatible Models
Fitment reminder: Match the complete appliance model number, including suffix or revision where applicable, before ordering.
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