How To Clean Your Bunn Coffee Maker – The Quick & Easy Way …

By James Kilpatrick


There is no better way to start your mornings than by making a cup of Joe from your Bunn Coffee maker, but you cannot enjoy your freshly brewed coffee to its fullest with an unclean coffee machine. 

Regularly cleaning Bunn coffee maker is crucial in making rich and clean-tasting coffee. It is also important to make sure your machine is maintained at a hygienic standard regularly.

We are going to talk about how to clean your Bunn coffee maker properly and some coffee maker cleaning tips, so you can eliminate remnants of coffee oils and hard water. It prevents it from turning into rancid, and simply cleaning a Bunn coffee pot by washing does not guarantee the dirt has been removed.

Cleaning Bunn Coffee Maker: How Frequent Should You Do It?

You will be surprised that the Bunn coffee maker is dirtier than it looks, mainly because of the machine’s internal components that hog all of the dirt.

These Bun Coffee makers breed yeast and mold that forms in the reservoirs. Some drip coffee brewers are grimier than office bathroom doors and handles.

It is recommended to clean your Bunn coffee maker after each use, making sure to thoroughly wash all of the removable components of your machine. This prevents the accumulation of grimes and germ build-up.

You do not need to use a special Bunn coffee maker cleaning kit when cleaning the machine. You can wash it by hand with the use of soapy water. Pay extra attention to the funnel and decanter when washing.

The coffee maker’s warming plate needs to be cleaned daily as well, you can simply wipe it down using a clean cloth to remove coffee spills. At the end of your daily washing routine, leave the reservoir lid open to air out moisture.

Following the steps above helps, you keep your coffee maker in the best working condition daily, but minerals eventually accumulate that is why the machine needs decalcification once a month.


  • Create a mixture of vinegar and water


This can be done by mixing 50% vinegar and 50% water to create a solution that is strong enough to eradicate the accumulated minerals. So yes, cleaning Bunn coffee maker with white vinegar does the trick.  

  • Replace your used filter paper with a new one


You need a filter paper to screen impurities in the solution, which stops it from entering into your coffee machine.

  • Pour the vinegar and water solution into the coffee maker


This is not any different than pouring water into the machine, like how you usually do when brewing coffee.

  • Turn the coffee maker on


Turn the coffee machine on after pouring the solution and allow the machine to run as it would when it is making coffee. The goal is to make sure vinegar and water solution has thoroughly reached every area of the coffee maker to eliminate the built-up minerals.

  • Remove the solution and the paper filter


After the liquid solution has thoroughly reached the internal components of the machine, remove the solution, and throw away the paper filter from the coffee maker. Turn off the appliance and allow it to cool for about fifteen minutes.

  • Wash the pot


Rinse the coffee machine after letting it sit for fifteen minutes, you can use the cold water from your faucet. You have to repeat this step several times to ensure you have successfully washed the vinegar out of the component.

  • Repeat until you are satisfied


Make sure the vinegar and minerals have all cleared from the coffee maker by repeating the cycle. Follow the same process as you did with the solution, but this time use plain water.

To ensure all the vinegar and minerals are cleared from the pot, repeat the same procedure above. Use cold plain water this time and dismiss the vinegar solution.

Turn on the coffee maker and allow the tap water to heat as it eliminates the remnants of vinegar and mineral from the pot. By doing this, it makes sure the smell of vinegar is completely gone, so you won’t be drinking vinegar-induced brewed coffee after the decalcification.

In cleaning the upper reservoir, use a screwdriver to help you remove the top. After successfully removing the reservoir, drain the water, and use soapy water to wash it. You can find a handy top reservoir instructions guide (1) on the internet to help you out.

Of course, the bottom portion of the appliance needs to be cleaned as well, but this is a bit trickier because of the wires. Make sure you correctly mark them to avoid confusion later on.

Cleaning the Thermal Carafe

Most Bunn Coffee Makers come with a thermal carafe, which means it is also essential to clean it regularly. To clean the carafe, put two tablespoons of dishwasher detergent inside and put tap water into the coffee maker.

Turn on the coffee machine to allow hot water into the thermal carafe, throw away the paper filter after this process. Leave the decanter as is for ten to fifteen minutes with the detergent solution inside the carafe.

After waiting for about fifteen minutes, clean the insides with the use of a soft brush to clean up the stains. Once you are satisfied, rinse the carafe with cold tap water. Do not forget to wash the carafe lid as well, so you will not be leaving any room for bacteria to build up.


It is about getting the work done by staying committed to your clean-up routine. To achieve a clean-tasting brewed cup of coffee, the steps mentioned above are necessary.

How often you should clean your coffee maker highly depends on how frequent you use your Bunn Coffee maker and the length of time it stays dormant.

However, it is important to descale your coffee maker at least once every 30 to 60 days even when you do not use the machine daily. This makes sure you are drinking the best cup of coffee from Bunn and you are not compensating your health as well.


James Kilpatrick

Article By:

James Kilpatrick

I’m James, a self-professed coffee enthusiast in pursuit of finding the perfect daily brew and likes to live by the motto ‘Just brew it”. may earn commissions when you purchase items through links to external source such as Amazon. Read our affiliate disclosure here.