B
C
A
29 to 32 mm
❷
❶
A
B
1) Pass the thread through thread slit
A
, and pull the
thread in direction
C
. By so doing, the thread will
pass under the tension spring and come out from
notch
B
.
2) Check that the bobbin rotates in the direction of
the arrow when thread is pulled.
11. Setting the bobbin into the bobbin case
12. Adjusting the stitch length
13. Presser foot pressure
14. Hand lifter
* The dial calibration is in millimeters.
1) Turn stitch length dial
❶
in the direction of the
arrow, and align the desired number to marker dot
A
on the machine arm.
1) Loosen nut
❷
. As you turn presser spring regula-
tor
❶
clockwise (in direction
A
), the presser foot
pressure will be increased.
2) As you turn the presser spring regulator count-
er-clockwise (in direction
B
), the pressure will be
decreased.
3) After adjustment, tighten nut
❷
.
The standard value of the pressure regulating thumb
screw is 29 to 32 mm.
1) The presser foot is lifted by moving the lever up-
ward.
2) The presser foot is lowered by moving the lever
downward.
A
❶
– 10 –