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General| Brand | Yamata |
|---|---|
| Model | FY335A |
| Category | Sewing Machine |
| Language | English |
General guidelines and important notes for performing adjustments on the sewing machine.
List of necessary tools, gauges, and accessories required for machine adjustments.
Definitions of common abbreviations used in the adjustment section.
Meaning of symbols used to emphasize operations or convey important information.
Procedure for making initial adjustments to the sewing machine's core mechanics.
Adjusting the side-to-side position of the feed dog for proper needle plate alignment.
Setting the front-to-back position of the feed dog for optimal stitch length control.
Setting the vertical height of the bottom feed dog relative to the needle plate.
Ensuring the needle aligns correctly within the needle plate hole during operation.
Setting the initial vertical position of the needle bar relative to the needle plate.
Adjusting the mechanism that controls the feed dog's driving motion.
Adjusting the lifting action of the bottom feed dog, specific to P-version machines.
Setting correct needle rise, hook clearance, and needle height for proper timing.
Setting the lift height of the vibrating presser foot for optimal material handling.
Adjusting the synchronized movement of the vibrating presser for material feeding.
Ensuring proper release of needle thread tension when the presser foot is lifted.
Adjusting the thread check spring for correct thread tension and feeding.
Adjusting presser foot pressure for even material feeding and preventing surface marks.
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