Whirlpool Dishwasher Pump Diverter Disc / Diffuser W10476221 – Superseded by WPW10476221

Whirlpool dishwasher pump diverter disc, also cataloged as a diffuser or suction plate. The current OEM part WPW10476221 replaces W10476221.

Is This the Right Part?

Common Symptoms

• Water leakage associated with the diverter motor or pump area
• Poor cleaning when the diverter disc cannot properly redirect wash water

Check Before Replacing

• Inspect the pump and diverter area for visible leakage or a damaged disc.
• Verify that the diverter motor and disc are correctly installed and able to redirect water between spray-arm circuits.
• Confirm the appliance model's parts list before ordering; model-specific fit must be verified by full model number.

Pro Tip

Part Details

Key Features

• Whirlpool OEM part
• Dishwasher pump diverter disc
• Also cataloged as diffuser, suction plate, or diverter plate
• Used with a dishwasher diverter motor

Installation Notes

• Disconnect electrical power before servicing the dishwasher.
• Shut off the water supply if the repair requires disconnecting water components.
• Inspect related diverter seals and pump components for leakage while the diverter disc is accessible.

Verified Compatible Models

665.14742N510, ADB1700ADW4, 665.13699N411, KDTE104EBS3, KDFE204EBL3, KUDE20FBSS0, KDFE204EBL4, 665.13542N412, 665.14799N510, 665.14815N611, 2213479N413, 665.14542N711, KDTM804EBS1, 665.13033K116, WDT720PADE2

Fitment reminder: Match the complete appliance model number, including suffix or revision where applicable, before ordering.