Introduction
This manual provides instructions for the installation and maintenance of the UpStart Components W10509257 Dishwasher Door Gasket. This replacement part is designed to restore the sealing function of your dishwasher door, preventing leaks and ensuring efficient operation. Please read all instructions carefully before proceeding with installation.
Product Overview
The W10509257 Dishwasher Door Gasket is a crucial component that creates a watertight seal around the dishwasher door when closed. A properly functioning gasket prevents water from escaping the dishwasher during wash cycles. This replacement gasket is made from durable, high-quality material designed to resist wear over time.
Compatibility:
- Compatible with Kenmore / Sears 665.1765992 dishwashers.
- Replaces part numbers: WPW10509257, AP6022476, W10509257, 3368994, 3376927, PS11755809, W10082795, WPW10509257VP.

Image: A coiled black rubber dishwasher door gasket, ready for installation. This component forms a seal around the dishwasher door to prevent leaks.
Installation Instructions
Replacing a dishwasher door gasket is a straightforward process that can be performed at home. Follow these steps carefully to ensure proper installation and prevent leaks.
Tools Required:
- Flathead screwdriver (optional, for prying)
- Cleaning cloth
- Mild detergent (optional, for cleaning)
Step-by-Step Guide:
- Safety First: Disconnect power to the dishwasher by unplugging it from the wall outlet or turning off the circuit breaker. This prevents electrical hazards during the repair.
- Open Dishwasher Door: Fully open the dishwasher door to access the old gasket.
- Locate Old Gasket: The gasket is typically seated in a channel around the inner perimeter of the dishwasher tub opening.
- Remove Old Gasket: Gently pull the old gasket out of its channel. You may need to use a flathead screwdriver to carefully pry it out in some sections, being cautious not to scratch the dishwasher tub.
- Clean Gasket Channel: Thoroughly clean the channel where the old gasket was seated. Remove any food debris, grime, or mold using a cleaning cloth and mild detergent if necessary. A clean channel ensures a proper seal for the new gasket.
- Install New Gasket: Begin by pressing the new gasket firmly into the channel, starting from the top center of the dishwasher opening. Work your way around the perimeter, ensuring the gasket is fully seated and snug in the channel. Do not stretch the gasket during installation.
- Check Fit: Once installed, close the dishwasher door slowly to ensure the gasket is properly compressed and creates a tight seal. Open and close the door a few times to help the gasket settle.
- Reconnect Power: Plug the dishwasher back into the wall outlet or turn the circuit breaker back on.
- Test for Leaks: Run a short wash cycle and carefully observe around the dishwasher door for any signs of water leakage. If leaks occur, check the gasket's seating and adjust as needed.
Maintenance
Regular maintenance of your dishwasher door gasket can extend its lifespan and prevent future leaks.
- Regular Cleaning: Periodically wipe down the gasket with a damp cloth to remove food particles, grease, and detergent residue. This prevents buildup that can compromise the seal.
- Inspect for Damage: Routinely check the gasket for cracks, tears, hardening, or signs of wear. Replace the gasket if any significant damage is observed.
- Avoid Harsh Cleaners: Do not use abrasive cleaners or harsh chemicals on the gasket, as these can degrade the material.
Troubleshooting
If you experience issues after replacing the gasket, consider the following:
- Leaks from Door: If water is leaking from the dishwasher door, ensure the gasket is fully and evenly seated in its channel. Check for any twists or pinches in the gasket. The door latch mechanism should also be checked to ensure it is closing the door tightly.
- Door Not Closing Properly: If the door does not close or latch correctly, the gasket might not be seated properly, or it could be too stiff. Try to gently push the gasket further into the channel. Over time, new gaskets will soften and conform.
Specifications
| Brand | UpStart Components |
| Part Number | W10509257 (Replacement for WPW10509257) |
| Material | Plastic (Durable Rubber/Plastic Composite) |
| Quantity | 2-Pack |
Warranty and Support
This product is an UpStart Components Brand replacement part. Any warranties for this product are offered solely by UpStart Components. For support or warranty inquiries, please refer to the contact information provided with your purchase or visit the UpStart Components official website.