why is my bathroom extractor fan not working

Having a broken extractor fan in your bathroom can be incredibly annoying and inconvenient. It’s not just the noise that you’re missing out on, but also the fact that it is no longer able to effectively remove moisture from the air – leaving you with an uncomfortable atmosphere every time you enter! If this sounds like something familiar to you because “my bathroom extractor fan not working”, then don’t worry; we’ve got all of the advice and guidance needed for troubleshooting and fixing common issues related to these appliances. Read on as we explore why my bathroom extractor fan may have stopped working, how to diagnose problems correctly, and some DIY fixes which could get it back up and running in no time at all!

Table of Contents:

Common Causes of Extractor Fan Malfunction

Clogged Filters: One of the most common causes of extractor fan malfunction is clogged filters. This can be caused by a buildup of dust, dirt, and other debris that accumulates over time in the filter system. If not regularly cleaned or replaced, this build-up can cause the fan to become blocked and unable to work properly. It’s important to clean your extractor fan’s filters on a regular basis in order to keep it functioning correctly.

Faulty Wiring: Another common issue with extractor fans is faulty wiring. Over time, wires can become worn out or damaged due to wear and tear from everyday use or from being exposed to moisture or extreme temperatures. Faulty wiring can lead to problems such as short circuits, which will prevent your fan from working properly. To avoid this problem, make sure you check all electrical connections for any signs of damage before using your extractor fan again after long periods of disuse.

Check Ducting for Blockages: Regularly checking for blockages should help prevent this type of issue from occurring in future, so always inspect your ducting before turning on your extractor fan each season just in case something has managed to sneak its way inside.

From clogged filters to faulty wiring, understanding the common causes of extractor fan malfunction can help you identify potential issues. Next, let’s look at some troubleshooting tips that may help you get your extractor fan back up and running.

Key Takeaway: Regularly cleaning and inspecting extractor fan filters and wiring can help prevent malfunction due to blockages or faulty wiring. To ensure your fan is working correctly: • Clean filters regularly • Inspect electrical connections for damage • Check ducting for blockages before use

Troubleshooting Tips

a white device to exctract air out

When it comes to extractor fans, there are a few common causes of malfunction. The most frequent issues include power supply problems, blocked filters and worn-out parts. Fortunately, troubleshooting these issues is relatively straightforward.

Check the Power Supply: If your fan isn’t working at all, the first thing you should do is check that it’s receiving power from the mains. This can be done by checking if any lights on the unit are illuminated or if a circuit breaker has been tripped in your fuse box.

Reset Your Fan: If your fan was working but then suddenly stopped, try resetting it before doing anything else. To do this simply turn off the power for 10-15 seconds and then switch it back on again – this may fix any minor glitches that have caused an interruption in service.

Clean or Replace Filters: Blocked filters can cause extractor fans to become noisy or even stop functioning altogether, so make sure they’re regularly cleaned and replaced when necessary (usually every 6 months). You’ll find instructions on how to clean/replace them in your user manual or online, depending on what type of fan you have installed in your home/garden area.

Inspect Wiring & Parts: Over time, wiring can become loose, which could lead to an intermittent fault with your fan, so inspect all connections periodically and replace worn-out parts as soon as possible (this will also help reduce energy consumption). It is best practice to consult with a qualified electrician for more complex repairs, such as replacing motors etc., as incorrect wiring could potentially cause serious injury or damage property if not handled correctly.

If you have followed the troubleshooting tips and your bathroom extractor fan is still not working, it may be time to try some DIY fixes.

Key Takeaway: To keep your extractor fan working properly, check the power supply, reset it if necessary, clean or replace filters regularly and inspect wiring & parts.

DIY Fixes

Bathroom extractor fans are a great way to keep your bathroom smelling fresh and free of moisture. Unfortunately, they can sometimes malfunction due to various causes. Fortunately, many of these issues can be fixed without the help of a professional electrician or plumber.

Cleaning Filters

an extractor fan with full of dirt

The most common cause of an extractor fan malfunction is clogged filters. This is especially true for older models that don’t have self-cleaning features. To clean the filter, switch off the power at the mains and remove it from its housing in the ceiling or wall cavity. Depending on how dirty it is, you may need to use some warm soapy water and a soft brush to get rid of any built-up dirt or dust particles before rinsing it with cold water and drying thoroughly before reinserting it into its housing.

Replacing Fuses

Another issue that could be causing your extractor fan not to work properly is blown fuses in either your fuse box or within the fan itself if it has one fitted internally. If this happens, then you’ll need to replace them with new ones, which should be available from most DIY stores as well as online retailers such as Amazon UK, which stock a wide range of replacement parts for all types of home appliances, including extractor fans. Before replacing any fuses, make sure you know what type they are (i.e., 3A/5A/10A); otherwise, there’s a risk that you might blow another fuse when switching back on again.

Checking Wiring Connections

If neither cleaning filters nor replacing fuses solves your problem, then there may be an issue with wiring connections inside either the motor unit itself or between components such as switches and transformers. In this case, unless you are confident enough in dealing with electrical components yourself, we would recommend getting someone qualified to check things over – even if just for peace of mind’s sake.

Key Takeaway: If your bathroom extractor fan is not working, there are a few things you can do yourself to try and fix it, such as: 1. Cleaning filters 2. Replacing fuses 3. Checking wiring connections However, if none of these solutions works, then it may be best to call in an expert for further help.


In conclusion, when it comes to my bathroom extractor fan not working, there are a few common causes and troubleshooting tips that can help you identify the issue. If you’re feeling confident enough, then some DIY fixes may be possible too. However, if in doubt or the problem persists, then it’s best to call in an expert for advice and assistance.

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