How To Fix and Replace Dyson Hair Dryer Fuse

The Dyson hair dryer is celebrated for its advanced technology and efficient performance. However, like any sophisticated electrical device, it may encounter issues over time. One familiar problem users face is a blown fuse. 

The fuse in a Dyson hair dryer is an important safety feature that protects the appliance from electrical problems. Dyson models have a particular type of fuse called a thermal cutout switch. This switch activates if the hair dryer gets too hot, cutting off the power and stopping potential damage.

Here, I will instruct you through step-by-step guide to help you fix and replace a blown fuse in your Dyson hair dryer safely and efficiently.

First, ensure the hair dryer is unplugged before you start any repairs. The next step is to locate the fuse. In Dyson hair dryers, the fuse is typically found in the plug. Using a small screwdriver, open the plug to access the fuse. Carefully remove the blown fuse and inspect it to confirm it’s damaged.

Before replacing the fuse, it’s a good idea to clean the filter and air ducts. A clogged filter can often cause overheating, leading to a blown fuse. Remove the filter cage, usually located on the handle, and clean it thoroughly. You can use a small brush to remove dust and debris. Soak the filter cage in water for about 30 minutes for a deeper clean, then dry it thoroughly before reattaching it.

Now, insert a new fuse of the same rating into the plug. It’s crucial to use the correct fuse to avoid further issues. After replacing the fuse, reassemble the plug and ensure all screws are tightened securely.

Once you’ve reassembled the hair dryer, plug it in and test it. You’ve successfully fixed the issue if the device powers on and operates normally.

However, if the hair dryer doesn’t work or it continues to blow fuses, then you should implement the more profound guide I have provided as you go further into this guide.

Why is the Fuse Important?

The primary function of the fuse is to prevent overheating. A problem with the hair dryer’s heating element or motor can cause the internal temperature to rise rapidly. This could lead to a fire or permanent damage to the appliance without a fuse.

How Does the Fuse Work?

The fuse works by interrupting the electrical circuit when it detects high temperatures. It acts like a switch that automatically turns off when needed. Once the hair dryer cools down, the fuse resets itself, allowing power to flow again.

Why Should You Care About Electrical Safety?

It’s crucial to prioritize safety when dealing with any electrical device, including hair dryers. Here are some essential measures to keep in mind:

  1. Always Unplug: Disconnect the hair dryer from the source of its power before you even attempt to do any repairs or replacements involving the fuse.
  2. Handle with Caution: Treat all components of the hair dryer with care, especially electrical parts like the fuse.
  3. Avoid Water: To reduce the risk of electric shock, never use a hair dryer near water or in wet conditions.
  4. Regular Maintenance: Clean your hair dryer regularly and check if you will see any signs of damage or little wear on the cord, plug, or other parts.
See also  How To Fix a Clogged Dyson Hair Dryer

By understanding how fuses work and following these electrical safety precautions, you can confidently troubleshoot and address any blown fuse issues in your Dyson hair dryer.

Additionally, it’s worth noting that some people have raised concerns about including thermal fuses in appliances as a part of planned obsolescence, which is an exciting topic to explore further.

A blown fuse surrounded by a shield, hard hat, and lock symbolizing safety and protection in relation to electrical elements.

Signs and Troubleshooting of a Blown Fuse

When your Dyson hair dryer stops working, it could be due to a blown fuse. Here are some common signs to look out for and initial troubleshooting steps to confirm if the fuse is the culprit:

Signs of a Blown Fuse

  1. Hair dryer not powering on If your hair dryer doesn’t turn on at all, it could indicate a blown fuse. Before assuming it’s the fuse, check if the power outlet functions correctly by plugging in another device.
  2. No heat or weak airflow: Another sign of a blown fuse is when your hair dryer turns on but doesn’t produce any heat or has weak airflow. This could mean the heating element or fan motor is not receiving power due to a faulty fuse.
  3. Tripped circuit breaker: In the case you see that your hair dryer suddenly stops working and you find that the circuit breaker has tripped, it’s possible that a blown fuse in the hair dryer caused the overload.

Troubleshooting Steps

To confirm if the fuse is indeed the problem, follow these initial troubleshooting steps:

  1. Unplug the hair dryer: Before attempting any repairs, always unplug the appliance to ensure your safety.
  2. Inspect the power cord: Check for any visible damage or frayed wires along the power cord. A cord that have bee damaged can cause electrical issues and so require professional repair or replacement.
  3. Check for loose connections: Ensure all connections between the power cord, switches, and internal components are secure. Loose connections can disrupt power flow and cause issues with the hair dryer’s functionality.

If you have ruled out other possible causes and suspect a blown fuse, it’s time to move on to fixing and replacing the fuse in your Dyson hair dryer. But before proceeding, always prioritize personal safety and consider seeking professional help for complex repairs.

Remember to only attempt repairs with proper knowledge and understanding of electrical systems.

Step-by-Step Guide: How to Fix and Replace a Dyson Hair Dryer Fuse

When fixing and replacing a blown fuse in a Dyson hair dryer, it’s essential to proceed with caution and follow the proper steps. Here’s a detailed guide to help you through the process:

Step 1: Gather Together the Needed Tools and Materials

Before starting the repair, ensure you have the following tools and materials ready:

  • Replacement fuse of the same rating and type
  • Screwdriver set (check for compatibility with Dyson hair dryers)
  • Soldering iron and solder (if soldering is required)
  • Multimeter for testing electrical continuity (optional but recommended)

Step 2: Opening Up the Hair Dryer Safely to Access the Internal Components

To access the internal components of your Dyson hair dryer:

  1. Disconnect the hair dryer from the electrical outlet.
  2. To properly remove the screws holding the outer casing in place, it is important to utilize the correct screwdriver.
  3. Gently pry open the casing, not damaging any internal components or wiring.
See also  How To Replace and Fix Damaged Dyson Hair Dryer Power Button

Step 3: Identifying and Removing the Blown Fuse from the Circuit Board or Wiring

After gaining entry to the internal components:

  1. Locate the fuse on the circuit board or within the wiring.
  2. Identify any signs of damage, such as discolouration or a visibly broken fuse.
  3. Carefully remove the blown fuse using appropriate tools, ensuring it does not cause any further damage to nearby components.

Step 4: Inserting a New Fuse of the Same Rating and Type

If soldering is required, follow these sub-steps for safe hair dryer repairs:

  1. Clean any residual solder using a desoldering pump or wick from the mounting points.
  2. Position the new fuse correctly on the circuit board or wiring.
  3. Apply an appropriate amount of solder using a soldering iron, ensuring a secure connection without causing any shorts.

Step 5: Testing the Hair Dryer and Ensuring Proper Functionality Before Proceeding

After replacing the fuse:

  1. Reassemble all components and secure them with screws.
  2. Plug in your hair dryer and turn it on briefly to test its functionality.
  3. If everything works correctly, proceed with caution by using it for a short duration to ensure consistent performance.

Step 6: Reassembling the Hair Dryer Components Carefully

Once you’ve confirmed that your Dyson hair dryer is functioning as intended:

  1. Power off and unplug your hair dryer again before reassembling it completely.
  2. Align the casing carefully and secure it with screws as per their original positions.

Remember, if you find that the fuse continues to blow after replacement, it may indicate a deeper electrical issue that requires professional attention. In such cases, it’s advisable to consult a certified technician for further diagnosis and repair.

Following these detailed steps instructions as i have just given, you can effectively fix and replace a blown fuse in your Dyson hair dryer, ensuring its safe and optimal performance for future use.

If you encounter issues during the process or want to learn more about electronics repair, there are online communities like diyelectronics

Seeking Professional Help for Complex Electrical Repairs

If you’re dealing with complex electrical issues with your Dyson hair dryer beyond simple fuse replacement, it’s best to contact a professional for assistance. Here are some essential things to keep in mind when looking for help:

Identify Complex Problems

If you’re facing ongoing problems even after changing the fuse, or if you suspect a more serious electrical issue within the hair dryer, getting advice from a qualified electrician or an authorized service centre is a good idea. They have been trained with the knowledge and also know the right tools to diagnose and fix complex electrical faults safely.

Find Reliable Repair Shops

When searching for a place to fix your hair dryer, look for reputable electronic repair shops specializing in repairing hair dryers or other appliances. Take the time to read customer reviews, check for any certifications they may have, and find out about any warranties they offer. This will certainly assist you in making sure that you receive high-quality service from a trustworthy source.

Remember, the most important thing is to prioritize safety for yourself and those around you when dealing with electrical devices. By seeking professional assistance for complicated electrical repairs, you can further prevent future damage and ensure your Dyson hair dryer functions correctly.

See also  How To Fix Dyson Hair Dryer That Keep Stopping When In Use


Taking immediate action is essential if you suspect a blown fuse in your Dyson hair dryer. However, always prioritize personal safety and seek professional help for complex repairs.

Here are some final thoughts on the importance of regular maintenance and inspection to prevent fuse failures in electrical appliances:

  1. Be proactive with maintenance: Regularly inspect your hair dryer to see if there is signs of damage. Check the power cord, plug, and internal components for any issues that could cause a blown fuse.
  2. Follow safety precautions: When working on your hair dryer, always unplug it from the power source and ensure it is completely switched off. This will drastically reduce any risk of electrical shock or damage to the appliance.
  3. Consult a professional: If you encounter difficulties during the fuse replacement process or if it continues to blow after replacement, it may indicate a deeper electrical issue. Consulting a certified technician or an authorized service centre for assistance is highly recommended in such cases.

Remember, fixing and replacing the fuse in a Dyson hair dryer can be a relatively simple DIY task. However, if you need more clarification about your technical abilities or encounter any complications, it is best to seek professional help.

By prioritizing safety and following proper maintenance practices, you can also prolong the lifespan of your hair dryer and keep it running smoothly for years to come.

So don’t delay! Take action today if you suspect a blown fuse in your Dyson hair dryer. And remember, maintaining electrical safety should always be your top priority!


Addressing common questions and concerns readers may have regarding fixing and replacing fuses in Dyson hair dryers is essential. Here are some frequently asked questions that will help provide clarity and guidance:

FAQ 1: Can I use a higher-rated fuse to prevent future blowouts?

  • Using a fuse that is higher-rated than what is specified by the manufacturer is not recommended.
  • The fuse’s rating is specifically chosen to protect the hair dryer’s electrical components from damage caused by excessive current flow.
  • A higher-rated fuse can compromise the appliance’s safety and potentially can even lead to more seriouse problems, such as overheating or electrical fires.
  • It is best to stick to the manufacturer’s recommendations for fuse ratings.

FAQ 2: What should I do if I accidentally damage other components while replacing the fuse?

  • Accidents can happen, and it’s possible to damage other components while replacing the fuse inadvertently.
  • If this occurs, it is crucial to halt promptly and evaluate the full scope of the harm incurred.
  • In such cases, it is advisable to consult a certified technician or contact Dyson’s customer support for assistance.
  • They will be endowed with the expertise and deep experience to diagnose any additional issues and guide you through the necessary repairs.

FAQ 3: Are there any alternative solutions to try before resorting to fuse replacement?

  • Before considering fuse replacement, it is recommended to troubleshoot other possible causes of malfunction in your Dyson hair dryer.
  • Ensure that your power outlet is functional by plugging in another device or checking for tripped circuit breakers.
  • Additionally, make sure you carefully inspect the cord that provide power for any visible damage or loose connections causing issues.
  • If these steps do not resolve the problem, replacing the fuse may be necessary.

By addressing these frequently asked questions, readers will better understand the critical considerations and precautions when fixing and replacing fuses in Dyson hair dryers. This knowledge will help them confidently approach the process and ensure the safe and effective restoration of their hair dryer’s functionality.

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