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JUKI MH-481 Betriebsanleitung Seite 27

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  • DEUTSCH, seite 41
MH-481, MH-484
Inside line
Needle
Position of the thread spreader latch
When the pointed end of the descending needle arrives the level of upper surface of the looper, adjust the thread
spreader to the position shown by the fi gure.
1 The right and left direction should be such that the inside surface of the thread spreader should match with the
center of the needle.
2 Adjust so that the front and back dimension A should be 2 mm (5/64") with the screw 1 .
3 The height should be adjusted so that the clearance between the bottom surface of the thread spreader and the
upper surface of the looper to be 0.2 mm (1/100") with the screw 2 .
MH-481-4, MH-481-5, MH-484-4, MH-484-5
Positioning of the thread spreader
in terms of lateral direction
Thread spreader
Needle
Lower the needle. Position the thread spreader as illustrated above.
1 For the lateral direction, adjust the position of the thread spreader so that a clearance of 0.5 mm is provided be-
tween the center line of the needle and the inner side line when the third marker line on the needle bar appears
from the bottom end of the needle bar lower bushing.
2 For the longitudinal direction, adjust the position of the thread spreader using screw 1 so that the thread
spreader aligns with the read surface of the looper.
3 Adjust the height of the thread spreader using screw 2 so that a clearance of 0.05 mm is provided between the
bottom face of the thread spreader and the top face of the looper when the needle bar is in its upper dead point.
Thread spreader
Positioning of the thread spreader
in terms of longitudinal direction
Thread spreader
Looper
– 17 –
Looper
2
1
2
1

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Diese Anleitung auch für:

Mh-481-4Mh-481-5Mh-484Mh-484-4Mh-484-5

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