W10524920 Dishwasher Rinse Aid Dispenser Cap

Key Features

• Airtight Seal: Features a high-quality rubber gasket designed to prevent rinse aid from leaking into the dishwasher tub prematurely, ensuring it is only released during the final rinse cycle.
• Ergonomic Grip: The top surface is designed with a textured ridge or slot, making it easy to twist open and closed even with wet hands.
• Chemical Resistance: Manufactured from food-grade, corrosion-resistant plastic that withstands constant exposure to rinse aid chemicals and high wash temperatures.
• Snap-Lock Security: Engineered with precision locking tabs on the underside to ensure the cap remains seated during high-pressure spray cycles.

Replaces / Cross-Reference Part Numbers

• W10524920
• WPW10524920
• W10482848
• PS11755939
• AP6022605
• PS6883851
• EAP11755939

Compatibility & Fitment

This rinse aid cap fits the dispenser assembly of most modern Whirlpool-built dishwashers. Key compatible brands and series include:

• KitchenAid: Fits KDT, KDF, KUDE, and KUDL series (e.g., KDTM354ESS, KDTE104ESS).
• Whirlpool: Compatible with WDT, WDF, and WDTA series (e.g., WDT720PADM, WDT970SAHZ).
• Maytag: Fits MDB series models (e.g., MDB4949SDH, MDB8959SFZ).
• Jenn-Air & Kenmore: Compatible with 665 series (Sears/Kenmore) and high-end Jenn-Air units utilizing the W10524920 dispenser style.

When to Replace

• Missing Cap: The original cap has been lost or accidentally thrown away with food scraps.
• Leaking Rinse Aid: You notice the rinse aid reservoir empties much faster than usual, or there are blue streaks on the inside of the door.
• Broken Tabs: The plastic locking "ears" on the bottom of the cap have snapped off, preventing it from staying locked in the dispenser.
• Damaged Gasket: The internal rubber seal is cracked, swollen, or missing, allowing water to enter the rinse aid chamber.
• Stripped Slot: The top adjustment or removal slot is rounded out, making it impossible to turn the cap with a coin or thumb.

Installation Tips

• Cleaning: Before installing the new cap, wipe away any dried rinse aid residue around the dispenser opening to ensure a flush seal.
• Alignment: Align the tabs on the bottom of the cap with the notches in the dispenser housing.
• Locking: Insert the cap and turn it approximately 1/4 turn clockwise until it stops or the arrow on the cap aligns with the "Lock" icon on the dispenser.
• Do Not Overtighten: The cap only needs to be snug to seal; using pliers or excessive force can crack the plastic dispenser housing.
• Maintenance: If you struggle to turn the cap, a very small drop of vegetable oil on the rubber gasket can help it glide into place more easily.