How to clean the fan in a Lenovo U550

If you own any Notebook for longer than one year then there comes a time when the cooling fan starts to run constantly and the device starts to get hot even in everyday tasks. My U550 is now 1 and a half years old and has started to use the fan all the time so I decided it was time for some maintenance, so cleaning the fan.

After searching the internet high and low I wasn’t able to find any guide on how to open the actual case of the U550. I actually got some results about how to repair a tractor but that’s a different story.

So I decided to do it myself, and after 2 hours here are the results.

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