7、机针的装法(图 10) 注意:在装机针前,必须切断电源。 机针有各种编号,根据所用线的粗细和缝料来选择适当 的机针。 l).转动上轮使针杆上升到最高位置。 2).旋松支针螺钉②,使机针①的凹弧部分 A 正对右方向 B. 3).将机针朝箭头方向插入针孔的底部,直至插不进为止。 4).旋紧支针螺钉②。 5).务必使机针的长槽 C 正对左方向 D 。 8、梭芯的穿法(图 11) l).拿住梭子,将梭芯装人梭子 内。 2).将线从梭子上的线槽 A 中穿过, 朝 B 方向拉出。这样,线通过 夹线簧下从线孔 B 处引出。 3).拉底线 C 时,梭心应按箭头方向 转动。 - 4 -...
25、挑线杆挑线量的调节(图 31) 1. 缝制厚料时,应将右线钩①朝右方向 A 移动, 以增加挑线量。 2. 缝制薄料时,应将右线钩①朝右方向 B 移动, 以减小挑线量。 3. 右线钩①上的刻线 C 与螺钉中心一致时为标 准位置。 26、停针位置的调整(图 32) 1.剪线后的上停针位置 接通电源开关,在针上停止位置停下缝纫机时,针板上平面到针尖在距离:中厚料为 10-20mm (即后盖上在刻点 A 与上轮上在红刻点 B 对齐)厚料为 10-14mm 即后盖上在刻点 A 与上轮上 在白刻点 E 对齐)。 2)要使上停针位置有所变化,旋松两个紧固螺钉①,就可在长槽范围内调整。 ①若螺钉朝 C 方向移动,针杆②在高位置停止; ②若螺钉朝 D 方向移动,停止位置则变低相应。 * 注意: 在旋松螺钉①的时候,请不要起动机器。此外,螺钉①只要旋松即可,不要拆下。...
Page 21
INSTRUCTION MANUAL To get the most out of the many functions of this machine and operate it in safety,it is necessary to use this machine correctly. Please read this lnstruction Manual carefully before use.We hope you will enjoy the use of your machine for a longtime.
Page 22
14.Grounding the machine is always necessary for the normal operation of the machine.The machine has to be operated in an enviorment that is free from strong noise sources such as high-frequency welder. 15.An appropriate power plug has to be attached to the machine oy electrie technicians,Power plug has to be connected to a grounded receptacle.
Page 23
FOR SAFE OPERATION 1.To avoid electrical shock hazards,neither open the cover of the electrical box for the motor nor touch the components mounted inside the electrieal box. 1.To avoid personal,never operate the machine with any of the belt cover, finger guard of safety davices removed.
Page 25
1.Before operation 1.In order to resist rust before machine head packing,all parts are smeared with thick mst-resist ant oil. After packing,perhaps in a relativey long storage and transportation period,the oil will harden and absorb dusts.Therefore,it's necessary to clean the oil and dusts with neat soft cloth and gasoline. 2.The machine are examined and checked thoroughly before leaving the factory.But in a long jouney, the machine may be shaken intensely and some parts become loose.
Page 26
4.Installation (Fig.1,Fig.2,Fig.3,Fig.4) 1.fixing oil tray 1)oil tray should be put at the four corners of the slot in table plate. 2)Fix two arm cushion"1"to the"A"side of oil tray"3"(facing the operator). Fix the two stand bases"2"to the"B"side of oil tray"3"(hinge side),then fix the oil tray"3"(picture1,picture2) 3)Plug the hinge"1"into hole of bed plate,put the machine head on the table plate,hinge at the sink place and then fix the machine head on cushions of the four oil tray corners(picture3,picture4).
Page 27
1.Information on lubrication(Fig5) l)Fill oil pan ① with sewing machine oil (1O white oil)up to HIGH mark A. 2)When the oil level lowers below LOW mark B,refill the oil pan with the specified oil. 3)When you operate the machine after lubrication,you will see splashing oil through oil sight window ②...
Page 28
l.Notice before adjustment: 1)The unexpended machine should run without material for around 3minutes.(or suitable running now and then. 2)Plug in the oil amount paper only when the machine is running. 3)Make sure the oil height in the oil plate ranges between HIGH and LOW. 4)The confirming time of the oil amount is 5seconds (by manual time-keeping).
Page 29
9.Threading the machine head(Fig.12) 10.Winding the bobbin (Fig.13) Thread the bobbin winder and wind the bobbin thread onto the bobbin illustrated in the figure 13. 11.Adjusting the stitch length (Fig.13) l)Turn stitch length did ①in the direction of the arrow,and align the desired number to marker dot A on the machine arm.
Page 30
12.Installing the thread stand (Fig.14) l)Assemble the thread stand unit,and insert it in the hole in the machine table. 2)Tighten locknut①to fix the thread stand. 3)For ceiling wiring, pass the power cord through spool rest rod ②. 13.Replace the counter knife and moving knife (Fig.16,Fig.17,Fig.18.1) l.The method of tearing down the counter knife l).Put dom the sewing machine 2).Take down the screw ①...
Page 31
13.2Adjusting the thread trimming equipment (Round knife) 1.Adjusting the position of the thread trimmng cam. If you run the handwheel of the machine,the needle bar goes from the bottom up to 5mm,then the thread trimming solenoid ④ is pressed to impel the roller ball touchs to the concave of the thread trimming cam ①...
Page 32
13.3.Replace the counter knife and moving knife(Straight knife) l.When the knife sharpness has deteriorated, resharpen counter knife ① as illustrated in C, and properly reinstall it. 1)If the mounting position of the counter knife is moved in direction A form the standard mounting position ,the thread length after thread trimming will be increased accordingly .
Page 33
15.Pedal operation (Fig.21) 1.The pedal is operated in the following four steps: 1)The machine runs at low sewing speed when you lightly depress the front part of the pedal B. 2)The machine runs at high sewing speed when you further depress the front part of the pepal A.
Page 34
16.Thread tension (Fig.22) l.Adjusting the needle thread tension 1)As you tum thread tension N0.1 nut ① clockwise (in direction A) .the thread remaining on the needle after thread trimming will be shorter. 2)As you tum nut ① counter clockwise(in direction C),the thread length will be longer. 3)ASyou turn thread tension N02nut ②...
Page 35
19.Presser foot pressure (Fig.25) 1)Loosen nut ② As you tum presser spring regulator ① clock wise ( in direction A), the presser foot pressure will be increased. 2)As you turn the presser spring regulator counterclock wise (in direction B ),the pressure will be decreased.
Page 36
21.2.Tilt the feed dog(Straight knife) (Fig.27.2) 1)The standard tilt(horizontal)of the feed dog is obtained when marker dot A on the feed bar shaft is aligned with marker dot B on feed rocker ① 2)To tilt the feed dog with its front up in order to prevent puckedng,loosen the setscrew,and tum the feed bar shaft 90 degrees in the direction of the arrow.
Page 37
23.Needle-to-hook relationship (Fig.29) l.Adjust the timing between the needle and the hook as follows: 1)Turn the handwheel to bring the needle bar down to the lowest point of its stroke,and loosen setscrew ① . *Adjusting the needle bar height 2)Align marker line A on needle bar ② with the bottom end of needle bar lower bushing ③, then tighten setscrew ①...
Page 38
26.Adjusting the thread take-up stroke (Fig.32) 1.Needle position after thread trimming. After switch on the machine,stop the machine as the needle goes to its highest position and then the distance between the needle plate upper plane and the needle point is:middle heavy cloth:10-20mm (the red point A on the back cover aligns with the red point B on the upper wheel);the heavy cloth:10- 14mm (the red Point A aligns with the point E on the upper wheel).
Page 39
28.Pedal pressure and pedal stroke (Fig.34) 1.Installing the connecting rod 1)Move pedal to the right or left as illustrated by the arrows so that motor control lever and connecting rod are strainghtened . 2Adjusting the pedal angle 1)The pedal tilt can be freely adjus ted by changing the length of the connecting rod.
Page 40
30.Wiper (Fig.36,Fig.37,Fig.38) l.Positioning the wiper Adjust the position of the wiper according to the thickness of the material sewn.The adjustment procedure is as follows: l)Turn the handwheel in the normal direction of rotation to align whtie marker dot ① on the handwheel with red marker dot ②...
Page 41
零件手册使用说明 1、本手册使用于封面上所示同种系列的缝纫机; 2、部分零件设计上的改变不预先通知用户; 3、用 标注部分属于组件部分。 NOTES FOR USING THE PARTS BOOK 1.This book is applicable to sewing machines which have the same plate number as shown on the cover of this book (or correction sheet). 2.Parts are subject to changes in design without prior notice. 3.Parts supplied as complete assemblies are circled by a dotted line 目录...
Need help?
Do you have a question about the ZJ9700 and is the answer not in the manual?
Questions and answers