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I
.
Stitch
drops
Cause
'
I.
Wrong bilateral
position of
the leaf
spring
Fit- 42
2.
Wrong
vertical position of
the
leaf
spring
Flg.43
3.
Wrong position
of
the
feed
hook
liij@
!Wll
Amounta
of
feed•
Amounts
of
feecb
pt llrpr
aet
arna.Uer
Fig.
44
HOW
TO
ADJUST L
CARRIAGE
·.
~
·,
:
.
..
..
~·
...
:
~
..
Fl~
46
-
47-
How to adjsut
I .I
Remove l
Carriage
cover and loosen right and
left
clamp-
ing
nuts
for
the
leaf
spring.
1.2
By
referring
to f
igure
42,
place the
leaf
spring
at
a
distance
of
0.5-1
millimeter
inward fro
m
the cross
section
of
the
pia~
earn
B
on·
the
basis
of
the
plate
cam
8
and fasten
with
clamping
screws.
2.1 By
referring to figure
43,
adjsu~t
the
tip
of
the
leaf
spoing
so
as to
be
bigbtened
to
the
same
level
as
that
of
the plate
cam
B.
2.2
Although you
may
use a
pincers
or
pliell
in making such
..
adjustments,
be careful
not
to cause
:such
tools to
~rook
the
leaf
spring locally
.
3.1
•
The feed
hook is
fixed
with the feed hook
clamping
screw
on
the
side
of the sinker plate
.
3.2
Loo.en the feed
hook
clamping.scnw and
move
it inward
and
,;.ounts
of
feeds wUI
get
smaller but
move
it
outward
aqp
amounts
of
feeds
will
gel
larger.
33
By
referring
to
FigUre
4S,
adjust the
feed hook
so
as
to let
a
pp made in a moment the
crossed
two latch
needles
come
off from
the
feed
hook
come
below
0.2-lmlllimeter
.
'
t
..
•
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