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PARTS LIST & INSTRUCTION Industrial Sewing Machines JJ50 2019 年 07 月 第 二 版 発 行 Second edition: July 2019 No.KX19008...
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INDEX 1 REF. PART NO. REF. PART NO. REF. PART NO. REF. PART NO. REF. PART NO. REF. PART NO. REF. PART NO. REF. PART NO. REF. PART NO. REF. PART NO. REF. PART NO. REF. PART NO. 品 番 品...
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INDEX 2 REF. PART NO. REF. PART NO. REF. PART NO. REF. PART NO. REF. PART NO. REF. PART NO. REF. PART NO. MEMO 品 番 品 番 品 番 品 番 品 番 品 番 品 番...
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INSTRUCTION Industrial Sewing Machines JJ50 First edition : July 2016 No.KX16017...
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INTRODUCTION Thank you for purchasing Kansai Special’s JJ series machine. Please study this instruction manual carefully before operating the machine. This instruction manual describes adjustments and maintenance on this machine. Before operating the machine, check the pulley cover and safety cover, etc.
【 1】 INTRODUCTION 1-1 Needles Standard needles are Schumetz B-27 and Organ DC×27. 1-3 Correct threading the machine Needle numbers vary in each model, so standard needles are highly recommended. Thread the machine correctly by referring to the illustrations below. <Needle maker &...
2-1 Machine speed & operating direction 3-1 Oil specification Refer to maximum and average speed of the Kansai Special’s genuine oil is highly recommended. machine at the table below. If your machine is (Parts number 54-045 : 700cc) new, you have to operate the machine at 15~20%...
■ Oil in use Kansai Special’s genuine silicon oil is highly recommended (Parts number 28-612: 20cc) ■ Oiling process Fill the silicon oil reservoir with Kansai Special’s genuine oil. Periodical oil reservoir check is essential to prevent needle thread breakage and fabric damage.
4-2 Installation process Refer to the illustration below. Semi-submerged table (For Cloth Tension Roller set) Install the frame support plate underneath the table. Fit the rubber cushions onto the frame support plate. Mount the machine head on the rubber cushions correctly.
【 5】 NEEDLE BAR HEIGHT ADJUSTMENT 【 6】 LOWER LOOPER AND NEEDLE TIMING 5-1 Initial needle bar height 6-1 Distance between lower looper and needle Initial needle bar height is set by the height between the needle plate and the tip of the The distance is relation between the looper and the needle when the lower looper is at the center needle when the needle bar is at its highest position of travel.
【 7】 UPPER LOOPER ADJUSTMENT 【 8】 FEED DOG & STITCH LENGTH ADJUSTMENT 7-1 Gauge of upper looper and needle 8-1 Feed dog height adjustment ■The gauge of the upper looper and the needle is the distance between the point of the When the feed dogs are at the highest point of travel, 2 or 3 teeth from the back of the looper and the center needle when the upper looper is at the extreme left of its travel.
【 9】 PRESSER FOOT ADJUSTMENT 8-3 Stitch length adjustment Press the push-button A softly with your left hand on the front of the machine. 9-1 Presser foot pressure adjustment Rotate the pulley with your right hand while pressing the button A softly, the Maintain the presser foot pressure as light as possible push-button A will stop at the notch inside making a click sound.
【 10】 STITCH FORMATION ADJUSTMENT 10-3 Looper thread take-up adjustment 10-1 Thread tension adjustment Thread tension varies according to sewing The below table is the dimension when the lower looper is at the right position. conditions such as kinds of fabrics, threads, sewing width, and stitch length.
The upper knife is made of super hard compound metals. When the knife gets blunt and cannot cut clean, it needs to be sharpened like the illustration on the right. When sharpening doesn’t work anymore, replace the knife with a genuine Kansai Special’s upper knife.