1. Introduction and Compatibility
This manual provides instructions for the AZ4U Dishwasher Detergent Dispenser Assembly, designed as a replacement part for various dishwasher models. This dispenser is engineered to deliver detergent and rinse aid effectively during wash cycles, ensuring optimal cleaning performance.
The dispenser is compatible with a wide range of dishwashers from major brands, including Whirlpool, KitchenAid, Maytag, and Amana. It replaces part numbers W10861000, W10620296, W10620298, W10620299, W10861000VP, 4383990, AP5999391, PS11731570, and EA11731570.
Compatible Maytag Models: MDB4949SDE2, MDB4949SDE3, MDB4949SDH2, MDB4949SDH3, MDB4949SDM2, MDB4949SDM3, MDB4949SDZ0, MDB4949SHB0, MDB4949SHB1, MDB4949SHW0, MDB4949SHW1, MDB4949SHZ0, MDB4949SHZ1, MDB5969SDE2, MDB5969SDH2, MDB5969SDM2, MDB7949SDE2, MDB7949SDE3, MDB7949SDH2, MDB7949SDH3, MDB7949SDM2, MDB7949SDM3, MDB7949SDZ0, MDB7959SHK0, MDB7959SHZ0, MDB7959SHZ1, MDB7979SHZ0, MDB7979SHZ1, MDB8959SFE0, MDB8959SFE1, MDB8959SFE2, MDB8959SFE3, MDB8959SFE4, MDB8959SFH0, MDB8959SFH1, MDB8959SFH2, MDB8959SFH3, MDB8959SFH4, MDB8959SFZ0, MDB8959SFZ1, MDB8959SFZ2, MDB8959SFZ3, MDB8959SFZ4, MDB8969SDE3, MDB8969SDH3, MDB8969SDM3, MDB8979SEZ1, MDB8979SFZ0, MDB8979SFZ1, MDB8979SFZ2, MDB8989SHB0, MDB8989SHK0, MDB8989SHW0.
Compatible Whirlpool Models: WDF560SAFB0, WDF560SAFB1, WDF560SAFB2, WDF560SAFM0, WDF560SAFM1, WDF560SAFM2, WDF560SAFT1, WDF560SAFT2, WDF560SAFW0, WDF560SAFW1, WDF560SAFW2, WDF590SAJM0, WDF760SADB2, WDF760SADB3, WDF760SADM2, WDF760SADM3, WDF760SADT2, WDF760SADT3, WDF760SADW2, WDF760SADW3, WDF770SAFZ0, WDF770SAFZ1, WDF770SAFZ2, WDP540HAMB0, WDP540HAMB2, WDP540HAMB4, WDP540HAMW0, WDP540HAMW2, WDP540HAMW4, WDP540HAMZ0, WDT730PAHB0, WDT730PAHV0, WDT730PAHW0, WDT730PAHZ0, WDT750SAHB0, WDT750SAHM0, WDT750SAHV0, WDT750SAHW0, WDT780SAEM1, WDT780SAEM2, WDT920SADE2, WDT920SADE3, WDT920SADH2, WDT920SADH3, WDT920SADM2, WDT970SAHB0, WDT970SAHV0, WDT970SAHW0, WDT970SAHZ0, WDT975SAHV0, WDT975SAHZ0, WDT995SAFM0, WDTA50SAHB0.
Compatible KitchenAid Models: KDFE, KDPM, KDTE series (e.g., KDPE334GPS0, KDTE254ESS2, KDTE334GPS0).
Compatible Amana Models: ADB1700 series (e.g., ADB1700ADB2, ADB1700ADS2).
Always verify your dishwasher's model number before purchasing or installing replacement parts to ensure proper fit and function.

Image: The AZ4U Dishwasher Detergent Dispenser, highlighting its wide compatibility with various KitchenAid models and other brands.
2. Product Features
The AZ4U Dishwasher Detergent Dispenser is constructed from high-quality, heat-resistant, and wear-resistant ABS plastic materials, designed for long-term performance and durability in a dishwasher environment. It features a precise design for accurate detergent and rinse aid dispensing.
- Durable Construction: Made with high-strength ABS material to resist wear and tear.
- Accurate Dispensing: Ensures proper release of detergent and rinse aid for effective cleaning.
- Leakproof Design: Engineered to prevent leaks, securing both powder/liquid detergent and rinse aid.
- Responsive Operation: Features a smooth, responsive door mechanism and corrosion-resistant contacts.
- Integrated Compartments: Separate compartments for main wash detergent and rinse aid.

Image: Close-up view of the dispenser, showing compartments for detergent and rinse aid, upgraded gaskets, and fill indicators for precise usage.

Image: The dispenser shown with water splashes, illustrating its leakproof and moistureproof design for secure detergent holding.
3. Installation Guide
This detergent dispenser is designed for quick and hassle-free installation, suitable for DIY repairs. No specialized tools are typically required.
Safety Precautions:
- Always disconnect power to the dishwasher before beginning any repair or installation.
- Wear appropriate safety gear, such as gloves, to protect your hands.
- Refer to your dishwasher's specific service manual for detailed instructions on accessing and removing the old dispenser.
Installation Steps:
- Access the Dispenser: Open the dishwasher door. The dispenser is typically located on the inner door panel.
- Remove Old Dispenser: Carefully disconnect any wiring harnesses and water lines attached to the old dispenser. Release any clips or screws holding the old dispenser in place. Gently pull the old dispenser out from the door panel.
- Install New Dispenser: Align the new AZ4U dispenser with the opening in the dishwasher door panel. Push it firmly into place until it snaps securely.
- Reconnect Connections: Reattach any wiring harnesses and water lines to the new dispenser. Ensure all connections are secure.
- Test Functionality: Close the dishwasher door and restore power. Run a short cycle without dishes to check for proper dispensing and any leaks.
The snap-in design facilitates easy replacement, allowing your dishwasher to function efficiently again.

Image: The dispenser with key dimensions (approximately 4.64 inches wide, 4.06 inches high, 1.02 inches depth for rinse aid, 0.94 inches depth for detergent) to assist with fit verification.
4. Operation
The detergent dispenser is responsible for releasing detergent and rinse aid at the appropriate times during a wash cycle.
Loading Detergent:
- Open the main detergent compartment lid.
- Add the recommended amount of dishwasher detergent (powder, gel, or pod) into the compartment.
- Close the lid firmly until it clicks, ensuring it is sealed.
Loading Rinse Aid:
- Locate the rinse aid dispenser cap, usually next to the main detergent compartment.
- Twist or pull open the cap.
- Fill the rinse aid reservoir to the indicated 'FILL' line.
- Replace the cap securely.
During the wash cycle, the dispenser will automatically open at the programmed time to release the detergent and rinse aid, contributing to perfectly clean dishes.

Image: The dispenser installed in a dishwasher door, illustrating its function in automatically opening the detergent compartment during a wash cycle.
5. Maintenance
Regular maintenance of your detergent dispenser can help ensure its longevity and optimal performance.
- Regular Cleaning: Periodically wipe down the dispenser and its compartments to remove any detergent residue or buildup. This prevents blockages and ensures smooth operation of the lid.
- Check for Obstructions: Ensure no foreign objects or hardened detergent are blocking the dispenser's opening mechanism.
- Inspect Seals: Occasionally check the gaskets and seals around the dispenser for any signs of wear or damage that could lead to leaks.
- Use Quality Detergent: Using high-quality dishwasher detergent and rinse aid can prevent residue buildup and improve dispensing efficiency.
6. Troubleshooting
If you encounter issues with your dishwasher's detergent dispensing, refer to the common problems and solutions below.
| Problem | Possible Cause | Solution |
|---|---|---|
| Detergent not dispensing or dispenser not opening. |
|
|
| Poor dishwashing performance (dishes not clean). |
|
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| Soap/rinse aid leak from dispenser. |
|
|

Image: Visual representation of common problems addressed by a functional detergent dispenser, such as detergent not dispensing, poor performance, damaged buttons, or broken springs.
Official Product Video:
Video: An official product video from AZ4UPARTS demonstrating the Dishwasher Detergent Dispenser Assembly and its features. Duration: 0:33.
7. Specifications
- Part Numbers Replaced: W10861000, W10620296, W10620298, W10620299, W10861000VP, 4383990, AP5999391, PS11731570, EA11731570
- Material: High-quality, heat-resistant, and wear-resistant ABS Plastic
- Color: As Picture (typically gray/black)
- Dimensions: Approximately 5 inches wide x 4.5 inches high (overall, specific measurements shown in image)
- Included Components: 1 x Dishwasher Detergent Dispenser Assembly
8. Warranty and Support
This AZ4U Dishwasher Detergent Dispenser Assembly comes with a 180-day manufacturer warranty. Additionally, a 90-day money-back guarantee is offered from the date of purchase.
If you are unsure about compatibility or have any questions regarding the product, please contact AZ4U customer support for assistance. We aim to resolve any issues within 24 hours.
For support, please refer to the contact information provided with your purchase or on the AZ4U brand store page.