First machine, singer 2282 second hand (inactive for 3 years), top thread visible on back no matter the top tension. Already checked: correctly threaded (thread goes through tension disks), bobbin tension is
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Handleiding Singer Tradition 2282 - IAN 96742 (pagina 67 van 72) (Nederlands, Duits, Engels)
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Singer 2282, needle keeps hitting the plate. : r/sewhelp