How To Clean A Bunn Coffee Maker?

As an Amazon Associate, I earn from qualifying purchases.

October 14, 2023 by Marjorie R. Rogers, MA (English), Certified Consultant

To clean a bunn coffee maker, mix vinegar and water in a 1:2 ratio and run it through the machine. Descaling and cleaning the funnel and spray head is also important.

A bunn coffee maker should be cleaned every three months to ensure optimal performance and longevity. Regular maintenance will not only improve the taste of your coffee but will also prevent clogs and malfunctions. In this article, we will provide a step-by-step guide on how to clean a bunn coffee maker and offer tips for maintaining it.

Whether you use your bunn coffee maker for home or commercial purposes, keeping it clean is an essential part of the brewing process. So, let’s dive into the cleaning process and get your bunn coffee maker looking and brewing like new.

How To Clean A Bunn Coffee Maker?


Gather Supplies

Gather Supplies:

The first step in cleaning your bunn coffee maker is to gather all the necessary supplies.

  • List of supplies needed for cleaning:
  • White vinegar for descaling
  • Paper towels for wiping down the exterior
  • Soft-bristled brush for scrubbing
  • Dish soap for cleaning the carafe and filter basket
  • Water for rinsing
  • A new bunn coffee filter for brewing a test pot
  • Importance of using specific cleaning supplies:

Using the right cleaning supplies will ensure that your bunn coffee maker is thoroughly cleaned without any damage. White vinegar is an excellent descaling agent that effectively removes mineral buildup inside the coffee maker. Paper towels are gentle on the exterior of the coffee maker, while a soft-bristled brush effectively cleans the hard-to-reach areas.


Dish soap is an effective cleaner for the carafe and filter basket. Using a new bunn coffee filter for brewing a test pot ensures that your coffee tastes delicious and free from any cleaning residue.

By gathering all of these supplies beforehand, you’ll be prepared to give your bunn coffee maker a thorough cleaning that will maintain its performance and prolong its lifespan.

Remember, keeping your bunn coffee maker clean is essential to ensure a great-tasting pot of coffee every time. Now that you have all the necessary supplies, let’s move on to the next step in the cleaning process.

Steps To Cleaning Your Bunn Coffee Maker

If you’re a coffee enthusiast, you know how important it is to keep your coffee maker clean for both better taste and longevity. The build-up of minerals, oils, and coffee residue can affect the taste and overall functioning of your bunn coffee maker.

Follow these step-by-step instructions for cleaning your coffee maker, ensuring it stays in top-notch working condition.

How Often To Clean Your Bunn Coffee Maker

Cleaning your bunn coffee maker is dependent on its frequency of use. If your coffee maker is used daily or more frequently, give it a thorough clean every three months. If you use your coffee maker less frequently, cleaning it every six months should suffice.

It’s important to note that bunn coffee makers are designed to work best when cleaned regularly.

Importance Of Descaling Your Bunn Coffee Maker

As coffee makers heat up, minerals naturally present in the water can build up in the machine. This build-up can affect the taste of your coffee, and even damage the machine in the long run. Descaling is a crucial process in removing mineral build-up and keeping your bunn coffee maker running smoothly.


Materials You Will Need For Cleaning Your Bunn Coffee Maker

Step-By-Step Instructions For Cleaning Your Coffee Maker

  • Unplug the coffee maker and let it cool down.
  • Remove the sprayhead by twisting it and then pulling it straight out. Remove and clean the seal underneath it.
  • Next, remove the brew funnel and both the large and small sprayheads.
  • Wash all of the removable parts with soap and water. Use a soft-bristle brush or sponge to scrub away any build-up. Rinse away the soap and dry the pieces before reattaching them.
  • Fill the coffee maker with a mixture of half water and half distilled white vinegar, until it reaches the measuring line.
  • Turn your coffeemaker on and let the vinegar solution run through it until it has finished brewing.
  • Turn the coffee maker off and let it sit for 15-20 minutes so that the vinegar can clean it thoroughly.
  • Pour the vinegar solution out and fill the coffee pot with clean water.
  • Run the coffee maker again to rinse away any remaining vinegar residue.
  • Repeat step 8 and 9 until the coffee pot contains only clean water and no vinegar residue.
  • Clean the carafe and filter basket separately with soap and water.
  • Reassemble all of the parts and run a cycle of water through the machine.

Keeping your bunn coffee maker clean is essential to maintain its longevity and to keep you enjoying your delicious coffee for as long as possible. Remember to clean it depending on its frequency of use and descale it regularly to ensure it runs smoothly.

Follow these simple steps to keep your coffee maker in perfect working condition.

Descaling Your Bunn Coffee Maker

Explanation Of What Descaling Is And Why It’S Important:

Over time, mineral deposits can build up inside your coffee maker, hindering its performance. Descaling, also known as decalcification, removes these deposits, keeping your coffee maker in peak condition. Descaling is important because it not only eliminates mineral buildup, but it also helps to prolong the lifespan of your coffee maker, and ensures that it continues to produce delicious coffee.

List Of Supplies Needed For Descaling:

To descale your bunn coffee maker, you will need the following items:

  • White vinegar or bunn descaling solution
  • Water
  • Clean, dry cloth

Step-By-Step Instructions For Descaling Your Bunn Coffee Maker:

  • First, turn off your coffee maker and unplug it from the wall outlet.
  • Remove any remaining water or coffee from the machine’s decanter and remove the filter basket.
  • Fill the water reservoir to half capacity with equal parts of white vinegar and water or, alternatively, with the bunn descaling solution.
  • Place the decanter back on the warming plate, and turn on the coffee maker.
  • Wait until the machine completes one brewing cycle before turning it off.
  • Allow the coffee maker to cool down for around 15 minutes.
  • Once cooled, empty the decanter and rinse off the machine thoroughly with clean water.
  • Fill the water reservoir again with water.
  • Turn the machine on again and wait for another brewing cycle to complete.
  • Rinse the decanter again with clean water and its done.

Tips For Maintaining Your Bunn Coffee Maker

Maintaining your bunn coffee maker is vital in ensuring it continues to function correctly and maintain the exquisite taste of your coffee. Here are some key tips to keep your bunn coffee maker in top shape that you should keep in mind:

Best Practices For Keeping Your Coffee Maker In Top Shape

• regular cleaning of your bunn coffee maker using a solution of white vinegar and water. This will get rid of any buildup of minerals and scale in the coffee maker and ensure it keeps operating at optimum efficiency.

• after brewing, make sure the pot is empty to avoid bacterial growth.

• always use high-quality water to brew your coffee, as hard water can lead to limescale buildup.

• use a good quality coffee filter for your bunn coffee maker to avoid any resulting clogs in your system.

Seo-Friendly Tips For Regular Maintenance

• every morning, fill the bunn coffee maker with a mix of half white vinegar and half water, and then let it run through the entire system without using any coffee. This helps to keep the machine performing at its best.

• periodically check the sprayhead which is responsible for distributing water evenly over the coffee grounds. Clean it well using a needle to remove any clogs to get the best brew possible.

• change the coffee filters after every brewing cycle.

• regular descaling of your bunn coffee maker ensures that there are no mineral buildup and that the machine continues to work to its full capability.

Mention Of Common Issues And How To Troubleshoot Them

• if your bunn coffee maker suddenly stops brewing, then check the water supply as insufficient water can lead to this issue. Once you are sure the water supply is correct, also check the sprayhead for any clogs.

• if there is no visible sign of the coffee maker even turning on, check the power cord if it is connected correctly, and also check the switch button to ensure it is correctly positioned.

• if the coffee is too weak, slow brewing time could be the issue, so change the filters regularly and make sure there is no mineral buildup in the coffee maker.

Frequently Asked Questions For How To Clean A Bunn Coffee Maker?

How Often Should I Clean My Bunn Coffee Maker?

It is best to clean your bunn coffee maker every three months to remove mineral build-up.

How Do I Descale My Bunn Coffee Maker?

You can descale your bunn coffee maker by using a mixture of white vinegar and water.

Can I Put My Bunn Coffee Maker In The Dishwasher?

No, you should never put your bunn coffee maker in the dishwasher. It should be hand cleaned.

Why Does My Bunn Coffee Maker Take So Long To Brew?

This could be due to mineral build-up or a clogged sprayhead. Try descaling and cleaning the sprayhead.

How Do I Clean The Sprayhead On My Bunn Coffee Maker?

You can clean the sprayhead on your bunn coffee maker by soaking it in a mixture of white vinegar and water for 15-20 minutes, then wiping it clean.



Maintaining the functionality and freshness of your coffee maker is a must, and cleaning it regularly plays a crucial role in ensuring this. In this post, we have outlined various methods and different products that can clean your bunn coffee maker.

From using white vinegar as a natural and cost-effective cleaning solution to descaling products to remove mineral build-up, we have covered it all. Additionally, we have also provided tips on how to clean the internal and external surfaces, including the sprayhead and water tank.

By following these techniques, you can efficiently and effectively maintain the quality of your coffee maker and prolong its lifespan. So, no more worrying about the cleanliness of your beloved coffee maker, just follow these simple steps and enjoy a fresh cup of coffee every morning.

Editorial Recommendations:

About Author (Marjorie R. Rogers)

The inspiring mum of 6 who dedicates her time to supporting others. While battling with her own demons she continues to be the voice for others unable to speak out. Mental illness almost destroyed her, yet here she is fighting back and teaching you all the things she has learned along the way. Get Started To Read …