How do I know if my dishwasher drain hose is clogged?

• <div><p>Your dishwasher drain hose may have a clog if your dishwasher is full of water, your dishes aren’t getting cleaned, or water takes a long time to discharge into the garbage disposal.</p></div>

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Q: When should I buy a new dishwasher?

• <div><p>It might be time to buy a new dishwasher for your kitchen if you consistently notice a significant amount of water left over after a cycle, indicating potential drainage issues that are becoming persistent or costly to fix. Visible rust, especially on the interior tub or racks, suggests internal corrosion that will likely worsen over time and can compromise cleaning performance. Additionally, if your dishes are coming out excessively hot after the drying cycle, it could point to a malfunctioning heating element or thermostat, which can be an energy inefficiency and a potential safety concern, making replacement a feasible choice.</p></div>

Q: Can an air gap cause a dishwasher not to drain?

• <div><p>A clogged air gap can cause a <a href="https://www.angi.com/articles/why-wont-my-dishwasher-drain.htm">dishwasher not to drain</a>. There are, however, other potential issues that can lead to improper drainage. For example, if you have attached the air gap to a garbage disposal and forgotten to remove the knockout plug, wastewater may backflow into the dishwasher. Check that the air gap is installed properly, and then look for clogs in the air gap and dishwasher filters. </p></div>

Q: How often should a dishwasher filter be replaced?

• <div><p>A dishwasher filter should be replaced every five years, depending on the manufacturer's recommendations and the frequency of use. The exact timing can vary based on factors such as the hardness of your water, how well you rinse dishes before loading them, and how often you clean the filter. Regularly inspect the filter for signs of wear and tear or damage. If the filter appears worn out, damaged, or excessively clogged despite regular cleaning, it should be replaced sooner.</p></div>

Q: Can I repair my dishwasher myself?

• <div><p>Basic maintenance, such as cleaning filters, is DIY-friendly, but repairs involving electrical components, pumps, or valves should be handled by a professional.</p></div>

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Verified Reviews for Dishwasher Installation pros in Arrington, VA

*The Angi rating for Dishwasher Installation companies in Arrington, VA is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Dishwasher Installation needs.

*The HomeAdvisor rating for Dishwasher Installation companies in Arrington, VA is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Dishwasher Installation needs.

Last update on July 25, 2026

Reviewed in July 2026
James is amazing. Hardworking, knowledgable, helpful with good ideas and a work ethic not usually found these days. He is working on a rehab of a summer house for us. Cleaned it out completely, demo'd what we needed gone. Framed entire walls and ceiling. Did sheetrock and mud and will...
JABD Construction LLC
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Reviewed in April 2026
Mr Lantinga and his crew performed various jobs-spreading mulch, installing a yard light and work on sealing aouround the chimney as well as some other small tasks. The work seemed adequate but the bill was enormous. I would never hire him again after paying way too much money for the work...
Lantinga's Tree Service
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Reviewed in September 2024
They were very professional and affordable. Their bid was half of the other company. The warranty was excellent, the installers were professional and friendly.
Childress Electrical LLC
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Reviewed in February 2024
Waiting for install. They gave me a great price on the purchase. They were on time and very friendly and professional. Very knowledgeable about the product and the warranty was outstanding. I'll let you know more after the installation.
Clear Wave Water Solutions
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Reviewed in September 2023
I have used James on two previous occasions to service my gas fire place and clean the chimneys in my home and workshop. I was very pleased with his work. This visit was to repair a leak in my main chimney stack and install a cover on my outdoor fireplace. Just as before, James and his...
Chambers Contracting
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Reviewed in July 2023
Great customer service, installers did not follow the agreed contract but that is not necessarily the fault of the company. Gutter is not draining properly in heavy rain due to not enough downspouts as the original contract called for. Company is coming out to look and hopefully fix issue so I...
LeafFilter Gutter Protection
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Reviewed in December 2020
When I needed my Maytag washing machine repaired, I really thought a locally owned appliance center would be the way to go. I do like to support local businesses instead of big box stores. I was so very wrong. I was understanding about the long wait time to get a serviceman out. We are in a...
DOUG'S APPLIANCE REPAIR INC
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Reviewed in April 2020
The installer was professional and friendly. We were extremely happy with his work.
Talbert Electric
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Reviewed in December 2018
Robert diagnosed the problem within 20 minutes which involved a new faucet. While I ran to Home Depot to buy a new faucet, he checked out our Rinnai tankless water heater and installed the new faucet upon my return. We were concerned the solution involved increasing water pressure at our well...
RooterMan of Virginia
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Reviewed in May 2018
I have been interacting with Johnston Cooling and Heating since they started business 4 years ago. I got hooked up with them through Home Advisor. They are very professional and responsive to service calls. I am replacing my heat pump system and I would not consider using any other company. ...
Johnston Cooling and Heating, LLC
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Dishwasher Installation questions, answered by experts

It might be time to buy a new dishwasher for your kitchen if you consistently notice a significant amount of water left over after a cycle, indicating potential drainage issues that are becoming persistent or costly to fix. Visible rust, especially on the interior tub or racks, suggests internal corrosion that will likely worsen over time and can compromise cleaning performance. Additionally, if your dishes are coming out excessively hot after the drying cycle, it could point to a malfunctioning heating element or thermostat, which can be an energy inefficiency and a potential safety concern, making replacement a feasible choice.

A clogged air gap can cause a dishwasher not to drain. There are, however, other potential issues that can lead to improper drainage. For example, if you have attached the air gap to a garbage disposal and forgotten to remove the knockout plug, wastewater may backflow into the dishwasher. Check that the air gap is installed properly, and then look for clogs in the air gap and dishwasher filters.

A dishwasher filter should be replaced every five years, depending on the manufacturer's recommendations and the frequency of use. The exact timing can vary based on factors such as the hardness of your water, how well you rinse dishes before loading them, and how often you clean the filter. Regularly inspect the filter for signs of wear and tear or damage. If the filter appears worn out, damaged, or excessively clogged despite regular cleaning, it should be replaced sooner.

Your dishwasher drain hose may have a clog if your dishwasher is full of water, your dishes aren’t getting cleaned, or water takes a long time to discharge into the garbage disposal.

Basic maintenance, such as cleaning filters, is DIY-friendly, but repairs involving electrical components, pumps, or valves should be handled by a professional.

The Arrington, VA homeowners’ guide to dishwasher installation services

From average costs to expert advice, get all the answers you need to get your job done.

See all articles

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