The cooling settings for PLA are important. This printer comes with an amazing part fan setup that is tried and true. There is NO need to print ducts to redirect the air flow, or relocate the fans, or even change them out. The are designed to create a flow of air that hits perfectly every time.
So if you have modified your cooling... CHANGE IT BACK TO STOCK!
The 3 stage cooling setup shown works for almost every print.
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