Editing Step 15 —
PSU installation - Black PSU

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Adjust the PSU position to be flush with the extrusion at the rear of the frame.

Fully tighten evenly, incrementally and in turn the screws of psu_lower_mount and psu_upper_mount.

Reassemble the PSU cover with 2x M3x10 screws (reused from your Original Prusa).

Verify again that PSU cables aren't pinched and are correctly routed.

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