Tension on the lower thread – SINGER W671 User Manual
Page 13
Attention! The text in this document has been recognized automatically. To view the original document, you can use the "Original mode".
B) Contrariwise, the upper thread tension becomes weaker when the dial is
turned in the direction marked ( — ).
C) Once the tension has been adjusted satisfactorily, the dial can be returned to
the same dial-number to obtain the same results.
Tension on the lower thread
The tension on the lower thread is regulated
by
the
screw
on
the
bobbin
case
tension
spring.
(Fig.
18)
Use
the
small
driver
and
tighten
the
screw
slightly
to
increase
the
tension, or loosen it to slacken the tension.
(Fig. 18)
To regulate the direction of feed and stitches
STTTCH LHNiiTH
rOiDiCATOit
Hirrrtw
For
reverse
stitching,
keep
pressing
reverse button "R" until the desired
length of stitches are sewn.
To regulate the length of stitch, turn
the stitch length regulating dial to the
required length, as shown in the stitch
length indicator window. (Fig. 19i
(Fig. 19)
12