Coffee Maker Makes Lights Flicker – Why and What To Do?

Coffee makers can be found almost in every household. Nothing beats the satisfaction that coffee offers, so one of the things you never want to experience is your coffee maker causing the lights in your house to flicker. We have researched useful information about why this happens and what you can do about it.

The lights flicker when the coffee maker is in use because something may be wrong with your home's electrical system. A light bulb might be loose. There might be a loose connection in the outlet, or you are using the wrong light bulb.

Also, an electrical overload could be the reason because of drawing too much current that causes the light to flicker. You should find out the voltage drops you are experiencing and determine their causes. Employ an electrician if necessary.

Now that you know why and what to do when the light flickers if the coffee maker is in use, you might want to know about other information related to your home's electrical system. This could help you when dealing with future issues. It's either your coffee machine or the flickering lights in the house. Keep on reading!

Kitchen in a modern style. Kitchen interior white top, blue bottom. Apron made of tiles for white brick. Corner work area, the kitchen has a coffee maker, dishes. - Coffee Maker Makes Lights Flicker - Why and What To Do

Reasons Why Light Flickers When Coffee Maker is in Use

Brunette in kitchen with coffee maker

Even though your kitchen is properly wired, lights should only dim substantially when the coffee maker is in use if there is resistance upstream of your main panel.

There is certainly a voltage loss if some lights start to fade. As previously stated, it is dangerous if the cause is a faulty neutral connection. If the reason is that the outlet you're using already has loads attached to it, such as lighting, then try to use one that doesn't have any.

You should determine what other loads are present on that circuit to ensure that it is not being overloaded and becoming hazardous, especially if you are unable to use another outlet.

If circuits are properly wired, and voltage fluctuations at the panel result in observable light dimming, there is probably an issue with the feed to the main panel.

This should not be left as it is because it will likely lead to some issues in the future.

What to Do When the Lights Flicker

A new, modern all white kitchen with black lights hanging from the ceiling and black bar stools sitting at the counter top for an eating area. Lights on.

Your lights flickering when you turn on appliances is not normal. It's a warning indication that something potentially hazardous is happening with the electrical system.

Check the bulbs first if there is only one flickering light. The lightbulb's socket could be a bit loose. Even though a loose bulb usually still lights up, it usually does so less frequently than its neighbors.

Fortunately, you do not need any electrical knowledge to fix a loose bulb. Give the lightbulb a turn to ensure that it is secured and that it has been twisted as far clockwise as possible.

Using the wrong light bulb could also be why the lights flicker, and you should try to troubleshoot it. Verify that you are using the correct bulbs if your flashing lights are connected to a dimmer.

In addition, you can check their rating to try switching them out to see if the flickering disappears. Sometimes flickering lights result from loose connections in a switch or outlet.

If you are unfamiliar with this, you shouldn't try to find a loose connection by jiggling wires around. If you think a loose connection might be the problem, hire a professional to help you.

The flickering may be due to all your home's electronics, appliances, and lights consuming too much current. Based on its initial amp level, your house might not be capable of supporting the electricity load.

Voltage fluctuations may happen due to an appliance drawing too much current, such as a coffee maker.

Tips When Using a Coffee Maker

Modern coffee machine on table in kitchen

Having a coffee machine at home has a lot of advantages. You are even allowed to prepare great café-quality beverages right at home. However, you must keep these things in mind to keep your coffee maker working fine.

  • Always make sure the grounds and water are fresh and cold. Your coffee will taste stale if you do anything else.
  • For every 6 ounces of water, only 2 tablespoons of coffee grounds should be used.
  • Make sure to thoroughly clean every part of your coffee maker, especially those touched by the coffee grounds. By doing this, the oily residue that is frequently left behind and which can change the flavor of your coffee will be removed.
  • Descale your machine regularly to clear mineral deposits that have built up and caused clogs.
  • Run your coffeemaker through a few cycles to clear the internal tank of any water if it has been more than a week since you last used it.

Maintaining a Coffee Maker

It is necessary to filter water properly to remove mineral deposits, taste, and odor. To avoid clogging, you should change your water filters regularly.

In addition, check the brew levels to see if the brew tank has scales that reduce the water level inside.

If the temperature drops, there is continuous dripping and irregular fill levels, which could signify mineral buildup on the heating elements. It is also possible that a flow of water control valves must be maintained.

The interior and outside of the device need to have a daily wiping in terms of cleaning. Likewise, you must regularly clean the area around the spray head of coffee oils. Also, the brewer plates can be cleaned with a gentle brush and detergent.

Call for a service technician to clean the boiler of any debris. Try to wash it with an acid-based cleanser, and then fully flush it if there are a lot of scale buildups. Commercial brewers should also not be cleaned with vinegar, unlike home coffee makers.

Quarterly maintenance of the fittings, brew levels, and brewing temperatures is recommended. Tanks should regularly be inspected for deposits of lime.

A coffee brewer can normally endure from 7 to 12 years. It can even last up to 25 years if the brewer has the right maintenance and care.

Recommended Coffee Makers To Purchase


Here are some top brands of coffee makers that will surely make your coffee session more enjoyable and satisfying. These make good additions to your homes and offices.

Amazon Basics 12-Cup Coffee Maker

This product is perfect for homes, apartments, dormitories, and workspaces. It is equipped with a warming plate and automatic shut-off of overheat and boil-dry functions.

The water window is visible, and you can conveniently see the water level inside. The filter basket can be easily lifted and removed for reuse, disposal, or cleaning.

Check out this product on Amazon. 

Vinci Express Cold Brew Electric Coffee Maker

Check out this product on Amazon

Amazon Basics Dual Brew Capsule Coffee Maker

This product is a single-serve coffee maker with dual brewing modes, and it is ideal for kitchens, break rooms, and dorms.

It fits standard coffee cups, has a removable drip tray for easy cleanup, and has an auto-shutoff function after the brew cycle is complete.

Check out this product on Amazon.

Female hands holding portafilter and making fresh aromatic coffee at home using a modern coffee maker

The coffee maker may not be at fault if it frequently trips breakers or blows fuses. Try a new outlet as a solution. It is that easy. It's likely that the outlet you're using is faulty if your issues begin as soon as you plug in your coffee maker.

Can a Flickering Light Cause a Fire?

Yes, flickering lights can signal that your home poses a fire risk. When lights start to flicker across the entire house without being connected to a large appliance, such as an air conditioner, it may indicate a problem with the wiring that could result in a fire.

Kitchen in a modern style. Kitchen interior white top, blue bottom. Apron made of tiles for white brick. Corner work area, the kitchen has a coffee maker, dishes.

Flickering lights are frequently the result of a poor connection between a light switch and a bulb. Wiggle the light switch to see if this is the problem you're experiencing. You may also try turning the switch on and off to see if the problem has been resolved.

In Closing

Keep an eye on what is happening in your home, especially if electrical wiring is affected, such as when you use the coffee maker.

Even though the root cause of your flickering lights may not be very complicated, any issue with the wiring or electrical outlets has the risk of posing a fire hazard. So if you encounter a situation like this, always be cautious.

Check out some additional articles that may be of interest to you:

Bold Setting On Coffee Maker: What Does That Do?

KitchenAid Dishwasher Light Flashing – What To Do?

Ninja Coffee Maker Leaking Water – What To Do?

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