JUKI LK-1910 Engineer's Manual page 39

Adjustment Procedures
1) Loosen two Y feed arm setscrews 1.
2) Push Y feed shaft 2 in the direction of arrow f.
3) Loosen three setscrews 3 in the feed plate support plate, and
lightly press the feed plate support plate in the a direction.
Moving Y feed arm 4 in the b a direction making Y feed shaft
2 as a guide, fix feed plate support plate 5 to the position
where there is no torque.
4) Align Y feed shaft 2 with end face A of Y feed arm 4 and
securely tighten Y feed arm setscrews 1.
1) Insert feed plate 1 into Y feed support shaft 2.
2) Enter thrust collar 3 to Y feed support shaft 2, push feed
plate 1 to feed plate support plate 4, and remove the thrust.
Then tighten two setscrews 5.
(Caution) When tightening setscrews 5, move feed plate 1
in the direction of arrow and tighten the setscrews
so that the position of the setscrews becomes as
shown in Fig. 1.
3) Place square block 6 in the slot portion of feed plate 1 and
insert X feed support shaft 7 into X feed arm 8.
(Caution) 1. Adjust the flat section to the position of the
screw.
2. The square block 6 is a selective part.
Select a square block which is rather tight
against the slot portion of feed plate 1.
B1414232000 ...... Loose
B141423200A ..... Medium
B141423200B ..... Tight
4) Lightly push the flange section of X feed support shaft 7 to
feed plate 1 in the state that a spacer of 0.25 mm is inserted
between feed plate 1 and X slide plate !0 , and tighten setscrew
9.
Results of Improper Adjustment
™ The load of the feed will become
large, causing the failure of the
feed.
™ N o i s e o f f e e d i n g c l o t h i s
increased at the time of sewing
unless the feed plate support
plate is pressed in the a
direction.
™ The load of the feed will become
large, causing the failure of the
feed or noise.
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