Viking Huskylock 936 Manuale Utente

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4-2. Three thread overlock
To sew three thread overlock, simply remove 
one needle.
1. Remove the right needle for wide three 
thread
Use dial 
 for the tension of the left needle 
thread, stitch width / cutting width is normally 
5.5 mm. The differential feed ratio is normally 
“1.0”.
2. Remove the left needle for narrow three 
thread
The right needle sews a narrow width. Use dial 
 for the tension of the right needle thread, 
stitch width / cutting width is normally 3.5 mm. 
The differential feed ratio is normally “1.0”.
Right needle
Left needle
2
1
2
1