Fan Not Working? Simple Steps to Diagnose and Fix It

When the kitchen or bathroom fan goes silent, it feels like a small disaster. You’re left with steam, smells, or a noisy room that just won’t dry. The good news? Most fan problems are easy to spot and fix without calling a technician. Below are the practical steps you can take right now.

Quick DIY Checks Before You Call a Pro

1. Power Supply – First, make sure the fan actually has electricity. Flip the light switch or circuit breaker that controls the fan. If other lights on the same circuit work, the breaker is fine. If not, reset the breaker or replace a blown fuse.

2. Switch and Wiring – Test the wall switch with a voltage tester. A dead switch will show no voltage. Sometimes the switch wears out or the wiring gets loose. Tightening the screws or swapping the switch can solve the issue.

3. Clean the Fan Blades – Dust and grease build‑up can jam the motor. Turn off power, remove the cover, and wipe the blades with a damp cloth. While you’re there, check the fan’s grill for blockages. A clear path means the motor can spin freely.

4. Reset the Motor – Many extractor fans have a built‑in thermal overload that trips when the motor overheats. Unplug the fan, wait 30 seconds, then plug it back in. If the fan starts, it was just a temporary overload.

When DIY Isn’t Enough: Signs to Call an Expert

If the fan still won’t spin after the checks above, it’s time to consider a professional. Look for these warning signs:

• Strange humming or grinding noises – the motor bearings may be worn.
• Burnt smell – the motor could be short‑circuiting.
• Frequent resetting – a recurring overload suggests a deeper electrical issue.
• Age over 10 years – older fans often need motor replacement or whole‑unit swap.

A qualified technician can safely open the motor housing, test internal components, and replace parts that aren’t DIY‑friendly. Trying to force a broken motor can cause electrical shock or further damage.

Remember, regular maintenance prevents most failures. Schedule a quick clean‑out every six months, keep the grill clear, and test the fan after heavy cooking or showers. A little habit goes a long way.

Bottom line: Most “fan not working” problems are power, switch, or blockage issues you can resolve in ten minutes. If the motor itself is at fault, call a professional to avoid risk and get the job done right.

Got the fan humming again? Great! If not, you now know exactly what to tell the repair tech – motor, switch, or wiring – and they’ll be able to diagnose faster. Either way, you’ll be back to a fresh, dry space in no time.