How to Clean a Bunn Coffee Maker- Quick Guide

Each coffee maker requires some cleaning to improve its functioning. Deposition of some organic debris such as oil and dirt may prevent it from functioning as usual. For instance, it may slow down the brewing process, or it may destroy the coffee maker. Such a situation may be stressful when using the coffee maker in a coffee shop. Therefore, it is advisable to fix the issue immediately or take it to a nearby repair shop.

To clean your Bunn coffee machine properly, you must follow a few basic steps. To begin, clear lime deposits from the spray head. Next, wipe off hard water and mineral deposits, especially magnesium deposits, from the inside. Lastly, clean the carafe. By doing these three fundamental actions, you’ll verify that you’re doing things correctly.

Luckily, the article describes the three common ways of cleaning the coffee maker. It further explains each step carefully, starting with the lime cleaning. After the lime cleaning, proceed to hard water and thermal carafe. Read the article carefully if you want to clean the coffee maker successfully. While reading the article, don’t forget to follow the manufacturer’s instructions.

Three steps of cleaning Bunn coffee maker

1. Clear the lime present in the coffee maker

how to clean a bunn coffee maker

a) Disconnect your Bunn coffee maker from the power socket and find the location of the spray head; it’s just above the decanter and beneath the top part of your Bunn coffee maker.

b) Loosen the spray head and position it on a dishtowel.

c) Find the location of the probe you got in the box with your coffee maker and plug it into a hole where the spray head was.

d) Set two inches of the probe from the outside hole and vibrate it a little to get crispy residues from the device, then do four to six times again.

e) Disconnect the spray head and inspect the holes for clogs.

f)  If you see any residues inside the holes, clear them with a skewer or an old toothbrush.

g) Position the spray head under the faucet and pour clean water through the holes until no more accumulation is visible.

h) Wipe the spray head until dry and tighten it into position using a screwdriver.

2. Cleaning hard water from the coffee maker

Cleaning hard water from the coffee maker

a) Disconnect the machine and make sure the brew funnel is in position.

b) Position the decanter in a location as if you were about to make a cup of coffee.

c) Fill Four cups of a cleaning agent, mostly white distilled vinegar and water, into the grinder.

d) Leave the vinegar to run via the funnel and into the decanter.

e) Consider removing the decanter to clean it adequately, then replace it.

f) Re-install the device and let it rest for two to two and half hours.

g) After 2 hours, uninstall it again and spill 4 cups of ice water through the system.

h) Dry the decanter and replace it.

i) Try the same thing with another 4 cups of water.

j) Disassemble the spray head and set it aside.

k) Pick up the machine underneath the temperature rise plate with one hand while holding the top with the other hand.

l) Then let the remaining fluid pass out into the sink. Plop another 8 to 10 cups into the unit and brew it.

m) Discharge the decanter but ensure to do a water taste test. If you notice a vinegary taste, spill another brew.

n) Check if any water deposits can interfere with the functioning of the coffee maker in any negative way.

As a result, if you use this cleaning approach regularly, you will be able to extend the life of your coffee maker and improve the taste of your drinks. If you lack white distilled vinegar on hand, try the following: Coffee maker cleaners, a mixture of water and two denture pills, straight bleach and citric acid diluted in hot-cold water.

3. Cleaning the Bunn coffee maker thermal carafe

Cleaning the Bunn coffee maker thermal carafe

The following procedure states how to clean the carafe, coffee maker.

a) Collect all the materials necessary for cleaning.

b) Measure two tablespoons of powdered washing detergent for washing dishes and gently run it down the coffee brewing filter. Ensure there is enough, or you use the recommended amount.

c) Run until all parts touch the dishwasher washing detergent.

d) Pour water into the carafe until it is full and connect the coffee maker to the power supply source. Turn it on and leave it to brew for some time.

e) Get rid of the coffee filter after switching it off. Let the water inside the coffee maker sit in the coffee decanter for a couple of minutes, approximately 10 to 20 minutes.

F) Using a soft old brush, scrub the inside of the carafe. Ensure you rotate the brush on all sides and remove any stubborn stains present.

g) Using clean water, rinse the carafe carefully and eliminate all the detergent.

h) Leave the carafe to dry and test the coffee maker. Repeat the process but if the issue persists, seek help from a professional.

i) If you don’t have any dishwashing detergent, you may use a liquid alkaline-based detergent to clean all the coffee maker parts.

Frequently asked questions:

  • Why is my Bunn coffee maker brewing so slow?

Most of the time, your coffee maker may brew slowly for several reasons, and the most common is an accumulation of dirt on the internal parts that prevent free spinning. The common mineral deposition that prevents the correct functioning of the coffee maker includes calcium and magnesium.

When using it, ensure you follow the manufacturer’s instructions on how to clean the Bunn coffee maker successfully and remove any hard water clogging the internal parts. Nevertheless, if the problem persists after cleaning the coffee maker, consider checking the coffee maker valve.

If it is clogged, unclog it using an old toothbrush. Remove the valve. Wash it carefully and remove any coffee grinds stuck inside and around. Rinse it using clean water and test the coffee maker to see if the problem is eliminated. Practise the same method daily to prolong its lifespan. Also, if you fail to clean it daily, it will slow down its correct functioning. Finally, follow the manufacturer’s instructions in case of any issue.

Conclusion

Some people may prefer increasing the speed of their coffee maker. It is advisable to use a Bunn coffee maker. If the coffee maker fails to function, as usual, first, check it carefully and identify any issues. Follow the steps above to clean it carefully. For instance, unclog all valves using any recommended detergent such as distilled vinegar.

Finally, take some precautions when using the Bunn coffee maker. For example, clean it frequently following the manufacturer’s cleaning schedule. Take it for servicing at least thrice a month. Check it daily and detect any issues. Fix the problems noticed sooner before the whole coffee maker is completely damaged. In case of any problems, seek help from a professional electrician. 

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