
11
3
.
5
.
2
.
3
bF
or
wa
r
d a
n
d
re
a
r
wa
r
d
stitc
h l
en
g
t
h
d
istri
b
ution
(
fine
)
When setting the maximum length of the stitch, the forward
and the rearward stitch length must be equal with the
maximum error of ± 5 %. This setting can be done only after
having set the needle bar holder in the direction of sewing
(par. 3.2.6) and the wheel feed (par. 3.5.3.1.2).
Ca
ution
! Da
n
g
er
of
in
j
ur
y!
switch off the main switch! Before starting the
setting operation, wait until the motor stops!
- Set the maximum stitch length .
- Place a suitable material under the presser foot and mark
therein the forward and the rearward stitch length.
- With an unequal length of the stitch, proceed to the
correction of setting by turning the screws (2 and 3). When
tightening the screw (3), the forward length of the stitch is
shortened and inversely. When tightening the screw (2), the
forward stitch length is lenghtened.
-
Each time first loosen one screw and then retighten the
other one.
3
.
5
.
2
.4
Settin
g
t
h
e
contro
l k
no
b
(
inc
l
u
d
in
g
t
h
e
stitc
h l
en
g
t
h l
i
m
it
a
tion
)
The control knob (1) is to be set up in such a way that, when
turning it in counterclockwise sense up to the stop, the
maximum stitch length valid for the given sewing category is
attained (cat. cat 2 and 3: 5 mm). The scale of the control knob
is to be oriented in such a position, so that the scale end
corresponds to the maximum stitch length.
Ca
ution
! Da
n
g
er
of
in
j
ur
y
Switch off the main switch! Before starting the
setting operation, wait until the motor stops!
- Screw in the screw of the control knob in such a way, that
the spherical surface of the screw (3) bears on the seat of
the cam (4).
- Loosen the screw (5) and turn the control knob in the
clockwise direction, until the pin (6) of the knob (1) bears
on the pin (7). Tighten firmly the screws (5).
- Turn the knob in the counterclockwise direction up to the
stop, when the pin (6) of the knob (1) bears on the pin (7).
- In a sewing test check up the length of the stitch, if this
corresponds to the maximum stitch length valid for the given
sewing category.
- If the stitch is longer, loosen then the screws (5) and turn
the knob in the clockwise direction and inversely. Tighten
firmly the screws (5).
- Insert a screwdriver into the hole (8) of the scale (2) and
adjust the scale in such a way that the maximum length on
the scale is against the marking of the stitch length on the
machine arm.
!
#
!
"
$
%
#
&