Checking tensions, Top side of fabric, Shell stitching – SINGER W1550 User Manual
Page 29
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CHECKING TENSIONS
The easiest way to check tensions is to
sew a medium zigzag stitch on the fabric 
you will be using.
Use the appropriate type of thread and
needle. Use different colors of thread
UNDESIRABLE
DESIRABLE
ohtfieDdiDDirram^
Sew a line of medium zig-zag stitches.
The bobbin thread should not show on 
the top of the fabric.
Adjust the top tension if necessary to
achieve the stitch formation mentioned 
above.
TOP SIDE OF FABRIC
SHELL STITCHING
Presser foot............... . . . zigzag foot
Pattern selector. . . .
■ ■■ -G(
Stitch length dial. . .
................. 1.5
..M
When sewing this stitch, allow needle to
just clear the right edge of the fabric 
when it zigzags.
NOTE:
You may need to increase your tension 
slightly to achieve the shell affect.