Shape Of The Shuttle Race Ring; Adjustment Of The Thread Take-Up Spring - JUKI LK-1900A Series Engineer's Manual
Computer-controlled high speed bar tacking industrial sewing machine
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Also See for LK-1900A Series:
- Instruction manual (83 pages) ,
- Handbook (257 pages) ,
- Instruction manual (152 pages)
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(33) Shape of the shuttle race ring
If wear seems to be too much around the pointed tip of the inner hook, release the shuttle race ring
confirm that the dimensions of the hatched area on the rear side are 0.3 x 8mm.
(34) Adjustment of the thread take-up spring
Standard Adjustment
Standard Adjustment
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