SINGER 14T967DC QUANTUMLOCK - Manual (Page 63)

Seam line
Cut
Needle position
Seam line
62
Insert pins to the left of the presser foot. The pins
will be easy to remove and are away from the cutting
action of the knives.
Pin Placement
Thread a large eye, hand sewing needle (such as a
tapestry needle) with the thread chain.
Insert the needle into the end of the seam to secure
thread.
Note: To secure a rolled hem thread chain, see
Securing the Thread Chain
Cut inside corner up to seam line as shown
Sew along seam line.
Sew up to end of fold. (Leave needle in fabric)
Raise presser foot. (Leave needle in fabric)
Spread fold and re-fold so that seam line is straight.
(2) Inside Corner
Caution:
Sewing over pins will damage and /or destroy
the cutting edge of the knives.
page 57.