ZOJE ZJ1900DSS, Manual

Page: 117 / 146

COMPUTER-CONTROLLED HIGH SPEED LOCKSTITCH BAR TACKING MACHINE
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4.
The moving knife and counter knife
⑴
. With the machine in stop mode,
remove six set screws
①
of the top cover,
and take off top cover
②
.
⑵
. Apply L-shaped wrench
③
to socket
bolt
⑤
of clamp
④
, and loosen the
socket bolt.
⑶
. Push down L-shaped wrench
③
to
increase the lift of the work clamp foot, or
pull it up to decrease the lift.
⑷
. After the adjustment, securely tighten
socket bolt
⑤
.
⑸
. If the right and left work clamp feet
are not leveled, loosen fixing screw
⑦
and adjust the position of the work clamp
foot lever support plate
⑧
to level them.
At this time, be careful not to cause work clamp foot lever support plate
⑧
to
interfere with feed bracket
⑨
.
If the work clamp foot lever support plate interferes with the wiper, readjust the
height of the wiper using setscrew
⑩
in the wiper installing base.
Turn OFF the power before starting the work so as to prevent accidents
cause by abrupt start of the sewing machine.
.
⑴
Loosen adjusting screw
③
so that a
clearance of 18.5 mm is provided between
the front end of the throat plate and the top
end of thread trimmer lever, small
①
. To
adjust, move the moving knife in the
direction of arrow.
.
⑵
Loosen setscrew
⑤
so that a clearance of
0.5 mm is provided between needle hole
guide
②
and counter knife
④
. To adjust,
move the counter knife.