Duerkopp Adler 261-140342, Operating Instructions Manual

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If you notice any of the problems listed below refer to the "Remedy" column for instructions on how to solve the problem.
Our dealer or a qualified technician to carry out the necessary adjustment.
Phenomena Possible cause Remedy
Page
①
the face line stitch is not good
· hook skin and hook case are milled
thread slot, the thread still lax after fasten change new hook skin or rub down hook
case thread slot.
· hook case and rotating hook cooperate
not good Replace it with a new bobbin case
· the base line is too tight that face line
cannot back release thread tension screw, until make
sure base and face line equality
7
②
face line appears broke down
sometimes but sometimes is ok
· there is no elasticity of hook skin, thus
cannot press down the thread
use new hook skin instead
·hook case and the thread exit of rotating
hook cooperate not good Replace it with a new bobbin case
·there is burr in the hole of needle plate,
orientation hook polishing them, and make sure thread go
①
When the needle thread tension is too
low
increase spring of thread tension spring
and thread take-up spring
③
positioning finger and rotating hook
clearance is too small or there is burr
move positioning finger or polishing to
solve it
⑥
hook case and rotating hook clearance
is too small or there is burr
adjust the clearance of them and
polishing
base line is
not good ,but
face line is
good
②
the structure interact cooperation not
good
Opening the side cover board of machine
top, loosen the eccentric cam in principal
axis and fasten bolt, fix up eccentric
cam, turn strap wheel a little to opposite
position
by hand, (counter-clockwise
)close eccentric screw, test drive. Adjust
a bit till
④
the arc of rotating or set screw have
burr
deal it through polish or burnish
⑤
needle is not aim at the middle of
poisoning finger and rotating hook
adjust poisoning finger to aim the middle
it is not so
good of face
line, however
the base line
is good
· the speed is slow when feeding and
picking thread Opening the side cover board of machine
top, loosen the eccentric cam in principal
axis and fasten bolt, fix up eccentric
cam, turn strap wheel a little to opposite
position by hand, close eccentric screw,
test drive. adjust a bit till it is ok.
使 用 说 明 书
Operating Instructions
19
DURKOPP
ADLER
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