JUKI LU-2810 Series, Engineer'S Manual

Page: 23 / 84

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Adjustment procedures Results of Improper adjustment
1) Hand lifter
1. Loosen setscrews of the face plate to remove the face plate.
2. Loosen clamping screw
1
of the hand lifter A.
3. Adjust the lifting amount to 10 ± 1 mm in the state that the lifter
plate
3
is in contact with the spring receiving
2
.
At this time, place a thing thickness of which is 10 mm between
the top surface of throat plate
4
and the under surface of
presser foot
5
to facilitate adjustment.
4. In the state as described in the aforementioned step 3, bring
hand lifter A
6
and B
7
into the state as illustrated in the figure
and tighten clamping screw
1
of the hand lifter A.
5. Remove the 10 mm thick thing placed between the top surface
of throat plate
4
and the under surface of presser foot
5
.
6. Attach the face plate.
When the lifting amount is higher
than the specified value :
o
The presser foot is held raised
from the top surface of the throat
plate even when the hand lifter
is returned to its home position.
When the lifting amount is lower
than the specified value :
o
The presser foot is not suffi -
ciently raised and the working
property may be deteriorated.
海外講習会用121122 LU-2810(-7)̲EM