Dishwashers are one of the most convenient appliances in modern kitchens. They save time and energy, but when they get clogged, they can become frustrating and stressful to use. A blocked dishwasher can cause dirty dishes, leaks, and even permanent damage to the machine. It’s important to fix the issue as soon as possible.

In this blog post, we will discuss how to unblock your dishwasher drain and get your dishwasher back up and running.

Causes of a Blocked Dishwasher Drain

A dishwasher drain can get clogged for several reasons. One of the most common reasons is a buildup of food debris, soap scum, and grease in the dishwasher filter and drain. When the dishwasher drain is clogged, water can’t flow out, which can cause leaks, bad smells, and other issues. Another reason could be a faulty dishwasher pump or a damaged hose, which can also cause water to back up and cause clogs.

open dishwasher with dishwasher blocked drain

Unblocking the Dishwasher Drain

The first step in fixing a blocked dishwasher is to identify the location of the blockage. The most common location for a blockage is in the dishwasher drain. The drain is located at the bottom of the dishwasher and is connected to the garbage disposal or a drain line. If the drain is blocked, water will not be able to flow out of the dishwasher, causing it to stop working. Therefore unblocking dishwasher drain is the first step.

Clearing a Blocked Dishwasher Drain

To clear a blocked dishwasher drain, you will need to follow a few simple steps:

Step 1: Disconnect the Dishwasher

The first step is to disconnect the dishwasher from its power source. This will ensure that you can work on the dishwasher safely without the risk of electrocution.

Step 2: Remove Standing Water

Next, you will need to remove any standing water from the dishwasher. Use a towel or a sponge to soak up the water, or use a wet/dry vacuum to suction it out.

Step 3: Remove the Dishwasher Filter

The first step in unblocking your dishwasher drain is to remove the filter. The filter is usually located at the bottom of the dishwasher, near the drain. To remove the filter, simply unscrew the cover, lift it out, and remove any debris or food particles. Rinse it under hot water to remove any leftover residue.

Step 4: Remove the Dishwasher Drain Cover

The next step is to remove the dishwasher drain cover. The drain cover is typically located at the bottom of the dishwasher and can be removed by unscrewing the screws that hold it in place.

Step 5: Clean the Dishwasher Drain

Once the drain cover is removed, you will need to clean the dishwasher drain. Use a wire hanger or a drain snake to remove any blockages that you find. You can also use a mixture of baking soda and vinegar to clean the drain. Mix a cup of baking soda with a cup of vinegar in a bowl. The mixture will foam up, so make sure to use a bowl that’s large enough to contain the foam. Pour the mixture down the drain and let it sit for 15-20 minutes. The vinegar and baking soda will break down any debris and grease that has built up in the drain. Simply pour one cup of baking soda into the drain, followed by one cup of vinegar. Wait for five to ten minutes, then pour boiling water down the drain to clear out any remaining blockages. After 15-20 minutes, pour hot water down the drain to rinse away any remaining debris. Hot water will also help to dissolve any soap scum and grease that may be clinging to the sides of the drain.

Step 6: Reassemble the Dishwasher

After the drain has been cleared, reassemble the dishwasher by replacing the drain cover and securing it with the screws. Reconnect the dishwasher to its power source and run a cycle to ensure that the dishwasher is working properly.

Preventing a Blocked Dishwasher Drain

Prevention is always better than cure, and there are a few steps that you can take to prevent your dishwasher drain from getting blocked in the first place:

  • Scrape off excess food from plates and utensils before loading them into the dishwasher.
  • Rinse dishes before loading them into the dishwasher to remove any large food particles.
  • Clean the dishwasher drain regularly with baking soda and vinegar to prevent any buildup.

open dishwasher with dishwasher blocked drain

 

In conclusion, a blocked dishwasher drain can be a frustrating problem, but it can be easily fixed with the right tools and techniques. By following the steps outlined in this blog post, you can clear a blocked dishwasher drain and prevent it from happening again in the future. Remember to take the necessary precautions when working on the dishwasher to ensure that you do not harm yourself or damage the appliance.

If these steps are ineffective the best thing is to call a professional plumber.