Relationship Between The Needle, Thread And Fabric, And Adjusting The Thread Tension - Toyota SP100 Series Instruction Manual

Relationship between the needle,
thread and fabric, and adjusting the
thread tension
The quality of the sewing finish will improve if the needle and thread are changed to
match the type of fabric. Follow the directions in the table below.
Needle
Polyester No. 90
Cotton No. 80 to No. 120
Silk No. 80
Thread
Normal back cloth
Quipler
Georgette
Lawn
Fabric
Lace, etc.
z
Upper
thread
z
tension
dial
• Use a ball point needle for the sewing alignment of stretch fabric.
• Please purchase any needles not included as accessories, after checking they are
specified as home-use sewing machine needles.
• Use the same kind of threads for upper/lower thread.
• The bigger the needle number is , the thicker the needle is, the bigger the thread
number is, the thinner the thread is.
• Normally, sew with the upper thread tension dial set to "
XXX15D/SuperJ15).
Thin fabrics
No. 11/75
For XXX15C
-3
-2
-1
- 1 ~ - 3
For XXX15D/
SuperJ15
- 1 ~ - 3
Normal fabrics
No. 14/90
Polyester No. 50 to
No. 60
Cotton No. 60 to No. 80
Silk No. 50 to No. 80
Normal front cloth
Broad
Soft denim
Satin
Pile
Gingham, etc.
-1
+1
+2
Thick fabrics
No. 16/100
Polyester No. 30 to
No. 50
Cotton No. 40 to No. 50
Silk No. 50
Curtains
Denim
Quilting
Fleece
Tweed
Felt, etc.
+1
+2
+3
+4
+1 ~ +3
- 1 ~ +3
" (for XXX15C) / "
2
" (for
27