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)
42