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Thinkpad L13 Cleaning Fan & Replacing Thermal Paste

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Inspect & Clean Fan

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Use alcohol spray, with swabs or lint-free coffee filters, in order to clean out dust in the air vents.

If you're just cleaning the fan you can attempt to clean that while it's fixed to the board, I didn't do this myself though.

You can see the fan connection with the motherboard highlighted in the rectangle.

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