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Revealed: the common culprits behind kenmore dishwasher drainage problems

Rob is a seasoned home improvement writer with over 15 years of experience researching and recommending products for the home. Prior to starting Nurturing Homeaid, he wrote extensively for This Old House magazine and has been featured as a home expert on several TV and radio programs. An avid DIY-er,...

What To Know

  • The filter located at the bottom of the dishwasher traps food particles and debris to prevent them from clogging the drain hose and pump.
  • The float switch detects the water level in the dishwasher and triggers the drain pump when the water reaches a certain height.
  • A kinked or crushed drain hose can restrict the flow of water and prevent the dishwasher from draining properly.

A malfunctioning dishwasher can be a major inconvenience, especially when it fails to drain properly. If you’re facing this frustrating issue with your Kenmore dishwasher, understanding the underlying causes is crucial for an effective solution. This blog post will delve into the common reasons why a Kenmore dishwasher doesn’t drain and guide you through potential fixes to restore its functionality.

Clogged Drain Hose

A clogged drain hose is a primary culprit for drainage problems in Kenmore dishwashers. Food particles, grease, and other debris can accumulate in the hose over time, obstructing the flow of water. To check if the hose is clogged, disconnect it from the dishwasher and inspect it for any blockages. Clear any obstructions using a wire hanger or a wet/dry vacuum.

Faulty Drain Pump

The drain pump is responsible for expelling water from the dishwasher. If the pump fails, water will not be able to drain properly. Signs of a faulty drain pump include unusual noises during the draining cycle or complete lack of draining. To test the pump, listen for a humming sound when the dishwasher is draining. If you don’t hear any sound, the pump may need to be replaced.

Damaged Filter

The filter located at the bottom of the dishwasher traps food particles and debris to prevent them from clogging the drain hose and pump. However, a damaged or clogged filter can impede water flow and cause drainage issues. Remove the filter and inspect it for any tears or blockages. Clean or replace the filter as necessary.

Malfunctioning Float Switch

The float switch detects the water level in the dishwasher and triggers the drain pump when the water reaches a certain height. If the float switch malfunctions, it may not signal the pump to activate, resulting in improper drainage. Check the float switch for any damage or debris that may hinder its movement. Replace it if necessary.

Kinked or Crushed Drain Hose

A kinked or crushed drain hose can restrict the flow of water and prevent the dishwasher from draining properly. Inspect the drain hose for any bends or damage that may be causing the blockage. If the hose is crushed or kinked, straighten it out or replace it with a new one.

Clogged Air Gap

The air gap is a small device installed on the countertop near the sink. It prevents wastewater from flowing back into the dishwasher. If the air gap becomes clogged, it can create a vacuum that inhibits drainage. Clean the air gap by removing the cap and clearing any debris or blockages.

Electrical Faults

In rare cases, electrical faults can also cause drainage problems in Kenmore dishwashers. Check the power cord for any damage or loose connections. If the power cord appears to be undamaged, reset the dishwasher by turning it off and unplugging it for a few minutes. If the problem persists, contact a qualified electrician for further diagnosis.

The Bottom Line: Resolving the Drainage Dilemma

By identifying the underlying cause of your Kenmore dishwasher’s drainage problem, you can take the necessary steps to restore its functionality. Whether it’s clearing a clogged hose, replacing a faulty pump, or addressing electrical issues, resolving the problem will ensure your dishwasher drains efficiently and keeps your kitchen running smoothly.

Frequently Asked Questions

Q: What are the most common reasons why a Kenmore dishwasher doesn‘t drain?
A: Clogged drain hose, faulty drain pump, damaged filter, malfunctioning float switch, kinked or crushed drain hose, clogged air gap, and electrical faults.

Q: How can I check if the drain hose is clogged?
A: Disconnect the drain hose from the dishwasher and inspect it for any blockages. Clear any obstructions using a wire hanger or a wet/dry vacuum.

Q: What are the signs of a faulty drain pump?
A: Unusual noises during the draining cycle or complete lack of draining.

Q: How can I test the float switch?
A: Listen for a humming sound when the dishwasher is draining. If you don’t hear any sound, the float switch may be malfunctioning.

Q: What should I do if the air gap is clogged?
A: Clean the air gap by removing the cap and clearing any debris or blockages.

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Rob Sanders

Rob is a seasoned home improvement writer with over 15 years of experience researching and recommending products for the home. Prior to starting Nurturing Homeaid, he wrote extensively for This Old House magazine and has been featured as a home expert on several TV and radio programs. An avid DIY-er, Rob takes pride in testing out the latest tools and gadgets to see how they can make home projects easier. When it comes to heating systems, he's evaluated over 50 different furnace and boiler models over the years. Rob founded Nurturing Homeaid with his business partner Jim in 2020 to provide homeowners with genuine product recommendations they can trust. In his free time, Rob enjoys remodeling old homes with his family and traveling to visit architectural landmarks across the country. He holds a bachelor's degree in Journalism from Syracuse University.
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