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Technical specifications for SEIKO JW series sewing machines, including speed, stitch, lift, and dimensions.
Important safety warnings and initial operating procedures, including lubrication and speed recommendations.
Guidance on where and how to apply oil to the machine for proper lubrication and maintenance.
How to adjust needle and bobbin thread tensions using specific nuts and screws for optimal sewing.
Adjusting the relative position of presser bars and the needle hole in the feeder for correct feed.
Setting the correct timing between the sewing hook and the needle for efficient operation.
Steps to re-engage the safety clutch after thread jamming to prevent damage.
Technical specifications for SEIKO JW series sewing machines, including speed, stitch, lift, and dimensions.
Important safety warnings and initial operating procedures, including lubrication and speed recommendations.
Guidance on where and how to apply oil to the machine for proper lubrication and maintenance.
How to adjust needle and bobbin thread tensions using specific nuts and screws for optimal sewing.
Adjusting the relative position of presser bars and the needle hole in the feeder for correct feed.
Setting the correct timing between the sewing hook and the needle for efficient operation.
Steps to re-engage the safety clutch after thread jamming to prevent damage.
General| Stitch Length Adjustment | Yes |
|---|---|
| Built-in Needle Threader | No |
| Drop Feed | Yes |
| Free Arm | Yes |
| Max. sewing speed | 800 spm |
| Needle bar stroke | 56mm |
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