On all printheads manufactured before the month of May, 2023, there is a flaw in the design of the part cooling duct that causes it to sag below the nozzle, potentially dragging along the print. A new design fixes this issue, involving a new part cooling duct and cold end duct which significantly which stiffens the fan assembly.
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Snap off the support and brim from the duct
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Using a knife or file, clean the edges of the duct from excess plastic
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