HIGHLEAD GC20528-BDZA 사용 설명서 - 페이지 13

{카테고리_이름} HIGHLEAD GC20528-BDZA에 대한 사용 설명서을 온라인으로 검색하거나 PDF를 다운로드하세요. HIGHLEAD GC20528-BDZA 18 페이지. Twin needle split needle bar lock stitcher

24.ADJUSTMENT OF THE UPPER FEED

If the uneven feeding occurs according to the fabric.Adjust the long hole of the horizontal feed shaft

crank(right)to adjust the upper feed length.Adjust as follows:

（1）Loosen the bolt.

（2）Move the bolt upward to increase upper feed.

（3）Move the special bolt downward to decrease the upper feed.The upper feed and the lower feed

theoretically becomes equal at the reference line on the feed connection crank(right).

Securely tighten the bolt after adjustment.

25. ADJUSTMENT THE STITCH TOLERANCE

Screwing the pin that connects the link of back-sewing with the crank of back-sewing(down)can adjust the

tolerance of between the stitches.Screwing the pin in clockwise can increase the stitch of forward

sewing,otherwise,the stitch of back-sewing will be increased.

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