JUKI AMB-289, Engineer'S Manual

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1. Button neck-wrapped with 1-1) Setting of neck wrapping is 1-A) Number of stitches of neck Perform change of detailed setting of neck wrapping since value to be
blindstitch fails to properly not proper. wrapping is insufficient. neatly finished at such height of neck wrapping as low as about 2.5 mm
stand. is input in initial setting of pattern.
Display neck wrapping data detailed screen, and change setting of item
below.
S121 [Neck wrapping height (lower section of 2nd)] : 0.2
→ 0.4
S123 [Neck wrapping pitch (center of 2nd)] : 1.0 → 0.5
S124 [Neck wrapping height (upper section of 2nd)] 0 → 0.5
S102 [Number of stitches at top of neck wrapping] : 2 → 4
S111 [Neck wrapping going height (lower section of 2nd top)] : 0.1 → 0.2
S113 [Neck wrapping going pitch (center of 1st top)] : 0.5 → 0.3
S114 [Neck wrapping going height (upper section of 1st top)] : 0 → 0.3
Re-adjust the values according to stitches since the changed values
are for reference only.
2. Number of stitches of neck 2-1) Pitch of neck wrapping is not 1-A) Pitch of neck wrapping is too Decrease S123 Neck wrapping pitch and S113 Neck
wrapping fails to increase. proper. large. wrapping going pitch respectively. Even when number of
stitches is not increased, make S518 small (draw cloth) or
S519 (draw button) small to increase the range since the
range put between S518 Neck wrapping start position
and S519 Neck wrapping top position in terms of S26
Button height is small.
3. Blindstitch amount of tie stitch 3-1) Needle entry position of 1st 1-A) Needle entry position of 1st Stitch becomes as tie stitch when 1st stitch of neck wrapping
fails to decrease. stitch of neck wrapping is stitch of neck wrapping excessively scoops cloth. Increase value of S510 [Tie stitch
(It does not disappear.) improper. excessively scoops cloth. position of 1st stitch of neck wrapping (longitudinal).
3-2) Origin position of blindstitch Check K54 Y feed lower motor origin compensation of
is improper. level 2 of memory switch (blindstitch origin).
Adjust so that plane to which tongue is pressed of tongue
stopper aligns with center of needle.
Trouble Cause (1) Cause (2) Inspecting order and adjusting procedure
12. TROUBLES AND CORRECTIVE MEASURES
(1) Sewing