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Unclog your thermador dishwasher in minutes! follow this simple trick

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 air gap is a small device that prevents water from flowing back into the dishwasher from the sink drain.
  • You may need to use a screwdriver to loosen the screws that hold the pump in place.
  • You may need to use a screwdriver to loosen the screws that hold the air gap in place.

If your Thermador dishwasher isn‘t draining properly, don’t despair! This comprehensive guide will provide you with step-by-step instructions on how to drain your dishwasher and troubleshoot common draining issues.

Understanding the Thermador Dishwasher Drainage System

The Thermador dishwasher drainage system consists of several key components: the drain hose, the drain pump, and the air gap. The drain hose carries wastewater from the dishwasher to the sink drain. The drain pump forces the water through the drain hose. The air gap is a small device that prevents water from flowing back into the dishwasher from the sink drain.

How to Drain a Thermador Dishwasher

Materials you’ll need:

  • Shallow pan or bucket
  • Sponge or cloth
  • Screwdriver (optional)

Step 1: Unplug the dishwasher and turn off the water supply.

Step 2: Open the dishwasher door and remove the bottom rack.

Step 3: Locate the drain hose. It is usually located at the back of the dishwasher, near the bottom.

Step 4: Disconnect the drain hose from the dishwasher. You may need to use a screwdriver to loosen the clamp that holds the hose in place.

Step 5: Place a shallow pan or bucket under the drain hose.

Step 6: Drain the remaining water from the dishwasher. The water will flow out of the drain hose into the pan or bucket.

Step 7: Reconnect the drain hose to the dishwasher. Tighten the clamp securely.

Step 8: Replace the bottom rack and close the dishwasher door.

Step 9: Plug the dishwasher back in and turn on the water supply.

Step 10: Run the dishwasher on a short cycle to test the drainage system.

Troubleshooting Common Draining Issues

  • The dishwasher is not draining at all. Check the drain hose for kinks or blockages. Also, check the drain pump for clogs.
  • The dishwasher is draining slowly. The drain hose may be kinked or clogged. Also, the air gap may be blocked.
  • The dishwasher is making a loud noise when draining. The drain pump may be clogged or damaged.

How to Clean the Thermador Dishwasher Drain Pump

If the drain pump is clogged, you can clean it by following these steps:

Materials you’ll need:

  • Screwdriver
  • Sponge or cloth
  • Small bowl

Step 1: Unplug the dishwasher and turn off the water supply.

Step 2: Locate the drain pump. It is usually located at the bottom of the dishwasher, behind the kickplate.

Step 3: Remove the drain pump. You may need to use a screwdriver to loosen the screws that hold the pump in place.

Step 4: Inspect the drain pump for clogs. Remove any debris that you find.

Step 5: Clean the drain pump with a sponge or cloth.

Step 6: Reinstall the drain pump. Tighten the screws securely.

Step 7: Plug the dishwasher back in and turn on the water supply.

Step 8: Run the dishwasher on a short cycle to test the drainage system.

How to Clean the Thermador Dishwasher Air Gap

If the air gap is blocked, you can clean it by following these steps:

Materials you’ll need:

  • Screwdriver
  • Sponge or cloth
  • Small bowl

Step 1: Locate the air gap. It is usually located on the countertop, near the sink.

Step 2: Remove the air gap. You may need to use a screwdriver to loosen the screws that hold the air gap in place.

Step 3: Inspect the air gap for clogs. Remove any debris that you find.

Step 4: Clean the air gap with a sponge or cloth.

Step 5: Reinstall the air gap. Tighten the screws securely.

Step 6: Run the dishwasher on a short cycle to test the drainage system.

How to Prevent Drainage Problems

  • Run the dishwasher regularly. This will help to prevent food particles and grease from building up in the drain hose and pump.
  • Use a dishwasher cleaner. Dishwasher cleaner can help to remove grease and food particles from the drain hose and pump.
  • Check the drain hose and air gap for kinks or blockages.
  • Clean the drain pump and air gap regularly.

Wrapping Up

By following these instructions, you can easily drain your Thermador dishwasher and troubleshoot common draining issues. If you are still having problems, you may need to call a qualified appliance repair technician.

What You Need to Know

Q: Why is my Thermador dishwasher not draining properly?

A: There are several reasons why your Thermador dishwasher may not be draining properly. The most common causes include:

  • A kinked or clogged drain hose
  • A clogged drain pump
  • A blocked air gap
  • A faulty drain pump

Q: How can I prevent drainage problems with my Thermador dishwasher?

A: You can prevent drainage problems with your Thermador dishwasher by:

  • Running the dishwasher regularly
  • Using a dishwasher cleaner
  • Checking the drain hose and air gap for kinks or blockages
  • Cleaning the drain pump and air gap regularly

Q: How much does it cost to repair a Thermador dishwasher that is not draining properly?

A: The cost to repair a Thermador dishwasher that is not draining properly will vary depending on the cause of the problem. However, you can expect to pay between $100 and $300 for repairs.

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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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