Fia. how to adjust the stitch length, How to adjust the seam width, Width adjustment by changing needle position – SINGER 14SH644 User Manual
Page 22: F width adjustment with adjustment knob, Width adjustment with adjustment knob, I s : e
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fia. HOW TO ADJUST THE STITCH
LENGTH
•
The stitch length dial should be set on the 3 mm
(1/8 inch) setting for most sewing conditions.
• Adjust the stitch length to 4mm (5/32 Inch) when
sewing heavy weight fabrics.
• Adjust the stitch length to 2mm (5/64 inch) when
sewing light weight fabrics to obtain excellent seams
without puckering.
14. HOW TO ADJUST THE SEAM
WIDTH
♦ Overedge seam width can be achieved by
repositioning the needle position and also with the
width adjustment knob.
[ Width Adjustment by Changing Needle Position]
Overedge seam width can be adjusted by changing
the needle position.
a) When only left needle Is used............... 5.7 mm
(7/32 Inch)
b) When only right needle is used............. 3.5 mm
(9/64 inch)
f Width Adjustment with Adjustment Knob
•
Use of width adjustment knob will permit further
adjustment within the width range shown below.
a) When only left needle is used...... 5.2 ~ 6.7 mm
(13/64 ~ 17/64 inch)
b) When only right needle is used... 3.0 ~ 4.5 mm
(1/8-11/64 inch)
^UlOCK
3.5 mm
t
Left needle
(9/64-)
^
Right needle
needle
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=3
5
5.2 mm
(13/641
6.7 mm
Left / Right
needle
21