The FAN can be loud or rattling and with this article, you will be able to figure out why your FAN behaves this way, what could go wrong and how the problem can be solved.
Problems with loud or rattling fans can be a result of:
- loose cables or cable ties hitting the fan
- too dusty fans
- faults on the fan (motor, bearing, blades...)
Check carefully whether any cable is in the way and the fan blades are hitting it. If the fan is dusty, clean it well. You can use a vacuum cleaner, a brush or an air can.
If you are going to use a vacuum cleaner or an air can, please hold the FAN blades. If the FAN blades rotate at too high RPM, you can damage the FAN.
Here are the solutions for the mentioned troubleshooting steps:
- If there are no cables in the way and the fan is clean and still rattling, you will need to open an RMA ticket. The problem must be in the FAN itself, either in the bearings or in the winding itself.