What to Do When Your Dishwasher Does Not Drain

by | Oct 1, 2024 | Plumbing, Repair, Major, Dishwasher

Your dishwasher is a modern marvel meant to save you time and make your life more convenient. However, there’s nothing convenient about a dishwasher that refuses to drain. It’s a common problem, yet it can cause quite a headache. Whether you’re a homeowner doing some DIY maintenance or a business owner in charge of a commercial kitchen, understanding how to address a non-draining dishwasher is crucial. 

In this comprehensive guide, your friends here at Five Star Home Services will walk you through the reasons behind a clogged dishwasher drain, simple do-it-yourself cleaning techniques, strategies to prevent future issues, and how to know when to call our professionals. That said, let’s dive into ensuring your kitchen stays as smooth and efficient as the day your dishwasher was installed. 

The Importance of a Properly Functioning Dishwasher Drain 

A dishwasher is more than a convenience; it’s a staple of modern living. A malfunctioning dishwasher can disrupt your daily routine and lead to unsanitary and unpleasant odors in your kitchen. When your dishwasher doesn’t drain properly, it’s usually a sign of a larger issue. By taking immediate action and preventative steps, you can avoid larger plumbing problems down the line. 

Why It Matters 

If your dishwasher doesn’t drain, dishes remain dirty, water can pool at the bottom and stagnate, leading to a potential growth of mold and mildew. Moreover, standing water can cause long-term water damage to the dishwasher and the surrounding cabinetry and flooring. 

Signs to Look For 

Some common signs of a non-draining dishwasher include dirty dishes after a cycle, a pool of water at the bottom of the appliance, unpleasant odors, and a general feeling that your dishwasher is not running at peak efficiency. 

Common Causes of a Clogged Dishwasher Drain 

Understanding what causes a dishwasher drain to become clogged is the first step in learning how to address the problem. 

Food Debris 

Leftover food and labels from jars are frequent culprits that find their way into the drain. Over time, these particles accumulate and can form a blockage, especially around the drain basket or filter. 

Grease Buildup 

When hot water hits grease and fats from dishes and pans, it melts and can create a sticky, solid mass over time. This can adhere to the walls of the dishwasher’s drain and prevent water from passing through. 

Barricaded Drain Hose 

The drain hose is the long tube that connects your dishwasher to your home’s plumbing. If this gets kinked or clogged, water won’t be able to exit the dishwasher properly. 

DIY Drain Cleaning Techniques 

Addressing a clogged dishwasher drain can be done by following simple steps. Remember to read your dishwasher’s manual, as some appliances may have specific guidelines. 

Step-by-Step Instructions for Cleaning the Drain 

  1. Unplug the dishwasher or switch off the power. 
  2. Detach the drain strainer to access the drain. This is usually done by removing the screws that hold the strainer in place. 
  3. Inspect the area for debris. Use a flashlight to see down the drain and clear any visible blockages with a sponge or soft-bristled brush. 
  4. Clean the drain hose. Remove the hose from the dishwasher and disposal or sink. Run a cleaning solution through it and use a long, flexible brush to clear it from any debris. 
  5. Clean the sprayer arms and spinner. If these are clogged or damaged, they can cause the dishwasher to not drain properly. 
  6. Reassemble everything and test your dishwasher. 

Tools and Materials Needed 

You may require a screwdriver, pliers, a flashlight, a sponge or brush, cleaning solution, and a flexible cleaning brush for the drain hose. 

Safety Precautions 

Always disconnect the power to the dishwasher before attempting any maintenance. Use gloves and eye protection when handling cleaning solutions. Be cautious with sharp edges and moving parts within the dishwasher. 

Preventing Future Drain Issues 

Regular maintenance can help prevent your dishwasher’s drainage system from getting clogged. 

Regular Maintenance Tips 

  • Rinse dishes before loading. This simple step can prevent large food particles from entering the drain. 
  • Clean the filter or dishwasher trap. Do this every few months to prevent a buildup of debris. 
  • Run an empty cycle with vinegar. This can help sanitize and loosen any greasy deposits in the drain system. 
  • Check the drain hose and connections. Ensure they are not kinked or damaged. 

Best Practices for Avoiding Clogs 

  • Use a drain catcher. This will catch excess food and prevent it from entering the dishwasher. 
  • Don’t overload the dishwasher. Overloading can lead to a less effective cleaning cycle and can cause backflow and clogs. 
  • Be mindful of what you wash. Certain items, like large amounts of pet hair or stringy vegetables, can cause issues with the drain. 

When to Call a Professional 

Sometimes, a non-draining dishwasher requires more than just a DIY fix. When this happens, it’s time to call your friends at Five Star Home Services

Signs That DIY Methods Are Not Enough 

If you’ve followed all the cleaning techniques and your dishwasher still doesn’t drain properly, or if you notice any additional problems like leaks or strange noises, it’s time to seek professional help. 

Benefits of Hiring a Professional Drain Cleaning Service 

A professional plumber has the expertise and tools to inspect, diagnose, and quickly resolve the issue. They can also provide advice on how to prevent future problems. 

In conclusion

A well-maintained dishwasher is essential for keeping your kitchen clean and your daily chores manageable. By following these steps, you can confidently troubleshoot and resolve a non-draining dishwasher issue. Remember that regular maintenance and being cautious about what goes into your dishwasher are key to preventing clogs in the first place. 

If you’ve tried all the DIY methods and still can’t get your dishwasher to drain, it’s time to pick up the phone and call our trusted professionals. Don’t let a small problem become a big one—give your dishwasher the TLC it deserves. Call us today! After all, a properly functioning dishwasher can be a real game-changer in your day-to-day life. If you’re currently faced with a non-draining dishwasher, don’t delay—the sooner you address the issue, the sooner you can return to streamlined, hassle-free living. 

Need help? Just Call Five Star! 

For immediate assistance with your plumbing issues, including dishwasher repair and maintenance, trust the experts at Five Star Home Services. With a team of professional plumbers and a focus on quality service, your home or business is in good hands. Contact us today for all your plumbing needs. 

We proudly serve all of Greater Columbus, Greater Cincinnati, Greater Dayton and surrounding areas! 

  • Brian Evans
    Content Writer

    Over the years, Evans has written for newspapers, magazines, websites, blogs and books while making appearances in other forms of media.

Table Of Content