New Home 535 Manual Instruction page 22

4.Lower the needle carefully into the mark on the fabric indicating the beginning o f buttonhole.
Lower the presser foot and commence sewing the left row of the buttonhole until it reaches the end
of the marking. (1)
Stop the machine with needle on fabric at point A.
5.Lift the presser foot and using the needle as a pivot, turn the fabric end for end to bring the buttonhole
to position (2).
6.Raise needle from fabric and drop the feed teeth by setting the drop feed knob at "EMBR".
7.Set the zigzag width (control knob at "4" and sew three or four stitches to make bar-tack. (2)
8.Raise needle from fabric, also raise feed teeth by setting the drop feed knob at "NORM".
9.Now to sew the other row of the buttonhole, return the zigzag width control knob between n I"
and "2" (to its original setting) and commence to sew until your stitching reaches the position
shown in figure (3).
10.To make the final bar-tack, again setting the drop feed knob at "EMBR" and sew the bar-tack. (4)
11.Return zigzag width to "0" and take two Or three stitches to fasten bar threads and prevent ravelling.
12.Remove fabric from the machine and open the buttonhole with a buttonhole cutter or seam ripper.