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Quick Reference Threading Charts
Should you need a closer view of the individual threading pathways, refer
to the detailed thread route charts indicated by letter (A), (B3), etc.
(See pages 62-71.)
SAFETY 4 THREAD
Select 1 and set up machine.
A 3-thread overlock stitch that adds a second
needle thread. The stitch stretches without
breaking. The second needle thread
reinforces the durability and strength of the
stitch, but the stitch retains its elasticity.
Common Uses
Excellent for sewing knit garments.
•
Appropriate for loose fitting woven
•
garments.
Thread in the following sequence:
1
yellow thread for upper looper (F)
2
green thread for lower looper (G)
3
blue thread for R1 needle (B2)
4
red thread for R2 needle (D3)
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