Golden Wheel Sewing Machine Manual Official
Oil every point marked with a red dot or a grease cup. Fix: Turn the machine upside down. Remove the bobbin case. Apply sewing machine oil only (not WD-40) to the shuttle race and the hook assembly. Run the machine for 1 minute without thread.
Lower the feed dog adjustment screw. Fix: Look for a metal knob inside the race slide. Turn it counter-clockwise. Alternatively, clean lint out of the feed dog teeth with a stiff brush. golden wheel sewing machine manual