刀切不了线的位
置
。
拧紧螺丝
@
右基线向左移动
。
4
、进行试验缝，以进行上述的微调整
。
5
、左基线
@
的位
置，
因变更摆动宽度的位
置
也不变动，所以不需调整
。
但是切刀切左基线时，拧
紧螺丝
@
让其向左移动
。
The needle swings from right to left with the right base line established as the reference position.
Perform the adjustment as follows:
1.
To
adjust stitch width
~
，
screw in or out screw 0 , and set pointer 8 to a desired value on scale plate
@).
The actually sewn stitch width will be the half
of
the set scale value(mm).
2.
For adjustment
of
bar tacking width
4y
, screw in or out screw ø, and set poiner
G)
to the value indicated
by scale plate pointer
8 , making the bar tacking width twice as large as the stitch width.
3. Adjust the position
of
right base line 8 by screwing in
or
out
screw
0)
so that it is kept away from the
cutting line
of
the knife. As screw
0)
is scerwed in, the right base line moves
to
出
e
lef
t.
4. Through yuor trial sewing, further perform fine adjustmen
t.
5.
It is not necessary to adjust the position
of
left base line
@)
since it remains unchanged when the stitch width
is changed. However
, the left base line should be moved to the left by screwing in screw
(ì
if
it is cut by the
knife.
23:
压脚的压力调整
ADJUSTING
THE
PRESSER
BAR
PRESSURE
踏板踩到底时的压脚提升量为
12mm
。
布压脚的压力用压剧
l
调节螺丝
。
调节
。
拧紧调
节螺丝后，布压脚压力变大，布不容易出榴
。
The
presser
bar
goes
up
12mm when the pedal is
fully stepped down.
To adjust the pressure applied by the presser bar to
fabric
, turn presser spring regulator 0 . When the
pressure is not enough to prevent fabric from puck-
ering
, turn regulator 0 clockwise.
24:
切刀的更换
REPLACING
THE
KNIFE
研磨切刀或更换新切刀时
，
-
ì
青按
照如
下要
领进行更换。
1
、拧松切刀向螺钉
8
，把切刀
@
和垫片
一
起
卸下
。
2
、宴装时，下降到切刀最低点，让切刀和护针
器上面的距离为
2-3mm
，拧紧切刀固定螺丝
。
(
注意)请
一
定放上垫片
。
When sharpening
or
replacing the knife, remove it
as follows:
1.
Loosen setscrew 8 , and remove knife 0 toge-
ther with the washer.
2. Attach the knife to the knife holder so that the
higher end
of
the slanted knife blade comes down
2 to
3mm
above the surface
of
the throat plate
when the knife
if
brought
down
to the
lowest
posl
t1
on.
(NOTE):
Do
not forget to install
the
washer
when
retightening
the
s
et
sc
rew.
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