artisan WM217 Çalıştırma Talimat Kılavuzu - Sayfa 9
Dikiş Makinesi artisan WM217 için çevrimiçi göz atın veya pdf Çalıştırma Talimat Kılavuzu indirin. artisan WM217 12 sayfaları. Medium-weight materials utility-decorative
Sayfayı Yazdır
Thread Tension
1
Normal lower thread tension
Jerky hand movement = bobbin case
slowly moves down
Hand still = bobbin case still(Fig. 1).
+
-
2
Adjusting the lower thread tension (Fig, 2)
Tighter +
Tension screw
Looser –
UPPER THREAD TENSION
Adjust the upper thread tension to that of
the lower thread is pulled in evenly (Fig,
3a-c).
STOP
A）The upper and lower thread tension is
correct. The knot is formed in the centre
of the two layers of fabric.
B)The upper thread tension is too loose .
The knots can be seen on the underneath of
the fabric.
C)The upper thread tension is too tight .the
knots can be seen on the top of the fabric.
3a
3b
3c
7