Whirlpool Dishwasher W10476221 – Superseded by WPW10476221

Dishwasher pump diverter disc, also cataloged as a diffuser or suction plate. Whirlpool repair-parts lists identify W10476221 as the diverter disc in the pump, washarm, and motor assembly.

Is This the Right Part?

Common Symptoms

• Poor or incomplete cleaning caused by improper water diversion
• Insufficient wash coverage in the upper or lower spray-arm areas

Check Before Replacing

• Inspect the diverter-disc area for visible cracking, warping, or damage.
• Check whether wash coverage alternates between the lower and upper spray-arm areas during operation, using appropriate electrical and water-safety precautions.
• If the disc does not move or water routing remains incorrect, inspect the associated diverter motor and surrounding pump components.

Pro Tip

Part Details

Key Features

• Whirlpool diverter disc
• Also cataloged as a diffuser or suction plate
• Installed in the pump, washarm, and motor assembly

Installation Notes

• Disconnect electrical power before servicing the dishwasher.
• Shut off the water supply if disassembly may disturb water-carrying components.
• Inspect the diverter motor and adjacent pump components while replacing the disc.

Verified Compatible Models

7WDT770PAYM3, 7WDT770PAYW3, 7WDT950SAYM1, 665.12773K314, 665.12783K310, 665.13033K116, 665.13263K113, 665.13542N412, 665.13693N410, 665.13699N411, 665.14542N711, 665.14742N510, 665.14759N512, 665.14799N510, 665.14815N611, 2213479N413, ADB1500ADB1, ADB1500ADS1, ADB1500ADW1, ADB1500ADW2, ADB1700ADB1, ADB1700ADB4, ADB1700ADS1, ADB1700ADW1, ADB1700ADW4, IUD7500BS0, IUD7555DS0, IUD8555DX0, JDB8000AWB1, JDB8000AWC1, JDB8200AWP1, JDB8200AWS1, JDB8500AWF1, JDB8500AWY2, JDB8700AWP1, JDTSS246GS0, KDFE204EBL3, KDFE204EBL4, KDTE104DWH0, KDTE104EBS3, KDTE104ESS1, KDTE204DSS0, KDTE204EPA2, KDTE334GBS0, KDTM704ESS0, KDTM704ESS1, KDTM704ESS2, KDTM704ESS3, KDTM804EBS1, KUDE20FBSS0, KUDE48FXWH5, WDF560SAFT1, WDF560SAFW1, WDF750SAYW2, WDT705PAKB0, WDT705PAKZ0, WDT720PADE2, WDT720PADE3, WDT730PAHB0, WDT730PAHV0, WDT730PAHW0, WDT730PAHZ0, WDT750SAHZ0, WDT790SAYM1, WDT790SLYM2, WDT970SAHB0, WDT970SAHV0, WDT970SAHZ0, WDTA50SAHV0, WDTA50SAHZ0, 665.13369K112, 665.13363K112, 665.13299K114, 665.13293K114, 665.13292K114, 665.13299K113, 665.13292K113, 665.13293K113, 665.13252K112, 665.14573N612, KUDE20IXSSA, WDP730HAMZ1, KDTM804ESS1

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