A KitchenAid dishwasher is a reliable and efficient appliance, but over time, certain parts may wear out or break. Whether you’re dealing with a faulty spray arm, a leaking door gasket, or a broken rack adjuster, knowing which replacement parts you need and how to install them can save you time and money.
This guide will cover essential KitchenAid dishwasher parts, their functions, and tips for choosing the right replacements. You’ll also learn how to troubleshoot common issues and maintain your dishwasher for long-term performance.
Common KitchenAid Dishwasher Parts and Their Functions
1. Dishwasher Racks and Rack Components
The dishwasher racks hold your dishes in place during the wash cycle. Over time, rack wheels, adjusters, and tine clips may wear out or break.
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Rack Adjusters – Allow you to raise or lower the top rack for larger items.
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Dish Rack Tines – Hold dishes and can be replaced if they become loose or rusty.
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Rack Wheels and Tracks – Ensure smooth movement when pulling the rack in and out.
2. Spray Arms
Spray arms are responsible for distributing water evenly to clean dishes. If clogged or damaged, your dishwasher may not clean properly.
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Upper Spray Arm – Directs water to the top rack.
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Lower Spray Arm – Covers the bottom rack.
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Middle Spray Arm – Found in some models for extra cleaning power.
3. Dishwasher Door Gasket and Seals
The door gasket creates a watertight seal to prevent leaks. If you notice water pooling around your dishwasher, check the gasket for cracks or wear.
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Door Gasket – Seals the perimeter of the door.
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Bottom Door Seal – Stops leaks at the base of the door.
4. Water Inlet Valve
This valve controls the flow of water into the dishwasher. If your dishwasher isn’t filling properly, a faulty water inlet valve could be the issue.
5. Drain Pump and Drain Hose
The drain pump removes dirty water from the dishwasher. A clogged or broken drain hose can lead to standing water at the bottom of the unit.
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Drain Pump – Forces wastewater out.
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Drain Hose – Carries dirty water to the sink’s plumbing.
6. Heating Element
The heating element ensures that water reaches the correct temperature for washing and drying. If your dishes aren’t drying properly, a damaged heating element may be the cause.
7. Dishwasher Detergent Dispenser
The detergent dispenser releases soap at the right time during the wash cycle. If it doesn’t open, your dishes may not get properly cleaned.
How to Find the Right KitchenAid Dishwasher Parts
1. Check Your Model Number
Every KitchenAid dishwasher model has unique parts. The model number is typically found:
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On the inside of the door
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On the side of the tub
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In the user manual
2. Identify the Problem
Before buying a replacement part, diagnose the issue. Some common problems include:
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Dishes not coming out clean? – Check spray arms and filters.
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Dishwasher leaking? – Inspect the door gasket.
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Not draining properly? – Look at the drain pump and hose.
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Racks not sliding smoothly? – Replace rack wheels.
3. Buy Genuine KitchenAid Parts
For the best performance and durability, purchase genuine KitchenAid replacement parts rather than third-party alternatives.
How to Replace Common KitchenAid Dishwasher Parts
Replacing a Dishwasher Rack Wheel
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Remove the dish rack from the dishwasher.
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Pop off the old wheels using a screwdriver.
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Snap the new wheels into place.
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Slide the rack back in and test for smooth movement.
Replacing a Spray Arm
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Remove the old spray arm by unscrewing or unclipping it.
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Clean any debris from the mounting area.
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Attach the new spray arm, making sure it spins freely.
Replacing a Door Gasket
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Pull out the old gasket from the door frame.
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Clean any residue from the groove.
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Push the new gasket into place, ensuring a tight seal.
Replacing the Drain Pump
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Turn off power and water supply.
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Remove the bottom front panel of the dishwasher.
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Disconnect the drain pump wires and hose.
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Install the new pump, reconnect the wires, and secure it.
Tips for Maintaining Your KitchenAid Dishwasher
Regular maintenance helps prevent breakdowns and extends the life of your dishwasher.
1. Clean the Filter Regularly
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A clogged filter can lead to poor drainage and dirty dishes.
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Remove and rinse the filter every few weeks.
2. Inspect Spray Arms for Blockages
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Hard water deposits can clog spray arm holes, reducing cleaning performance.
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Use a toothpick or small brush to clear blockages.
3. Wipe Down the Door Gasket
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Prevent leaks by cleaning the gasket with warm, soapy water.
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Check for cracks and replace if needed.
4. Run a Cleaning Cycle
- Once a month, run an empty cycle with vinegar or a dishwasher cleaner to remove grease and buildup.
5. Check the Drain Hose
- Ensure the hose isn’t kinked or clogged, which can cause drainage problems.
Frequently Asked Questions (FAQs)
1. How Do I Know If My KitchenAid Dishwasher Needs a New Filter?
If you notice food ptopics on dishes, slow drainage, or unusual smells, it’s time to clean or replace the filter.
2. Why Won’t My Dishwasher Start?
Possible causes include:
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A faulty door latch preventing the cycle from starting.
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An issue with the control panel or power supply.
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A broken water inlet valve stopping water flow.
3. What Should I Do If My Dishwasher Isn’t Drying Dishes?
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Check if the heating element is working.
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Make sure rinse aid is being dispensed properly.
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Use the heated dry setting if available.
4. Can I Use Third-Party Parts for My KitchenAid Dishwasher?
While third-party parts are available, genuine KitchenAid parts ensure the best fit, performance, and durability.
5. How Long Do KitchenAid Dishwashers Last?
With proper maintenance and timely part replacements, a KitchenAid dishwasher can last 10-15 years.
Replacing and maintaining KitchenAid dishwasher parts is crucial for keeping your appliance running smoothly. Whether you need a new spray arm, drain pump, or door gasket, choosing the right parts and following proper installation steps will ensure optimal performance and longevity.
Regular cleaning and inspections can prevent costly repairs and keep your dishwasher working like new for years to come.