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9.  고정칼과  이동칼의  설치방법 /  Removing  the fixed  and  movable  knives

조    정  /  ADJUSTMENT

1.  고정칼의  빼내는  방법  /  Removing  the  fixed  knife

◎  실의  잘림이  나쁘게  되었을  때  고정칼④을  위의  그림과  같이  갈아주십시오.

    (If  the  knife  ④  becomes  dull,  sharpen  it  as  shown  in  the  figure  above.)

1  전원스위치를  OFF  해주십시오.  (Turn  off  the  power.)

2.  미싱을  눕혀주십시오.  (Tilt  the  machine  head  until  it  stops.)

3.  죔나사①을  풀어내고,  밑실처리판②를  빼내어주십시오.

      (Remove  the  screw  ①  and  the  lower  thread  finger  ②.)

4.  접시나사③을  풀어내고,  고정칼④을  빼내어주십시오.  (Remove  the  screw  ③  and  the  fixed  knife  ④.)

1.  이동칼의  빼내는  방법  /  Removing  the  movable  knife

1.  올림대로  노루발을  올려주십시오.  (Raise  the  presser  foot  using  the  presser  bar  lifter.)

2.  침판나사⑤를  풀고,  침판⑥을  빼내어  주십시오.  (Remove  the  screw  ⑤  and  the  needle  plate  ⑥.)

3.  죔나사⑦를  풀고,  톱니⑧를  빼내어  주십시오.  (Remove  the  screws  ⑦  and  the  feed  dog  ⑧.)

4.  접시나사⑨를  풀고,  보조침판

을  빼내어  주십시오.

      (Remove  the  screws  ⑨  and  the  auxiliary  needle  plate  ⑩.)

5. 미싱풀리를  돌리고,  침봉을  최상위치에서  고정해  주십시오. 

     (Turn  the  machine  pulley  until  the  needle  bar  reaches its highest position.)

6.  사절연결로드⑦을  손으로  화살표  방향으로  누르고,  고정나사⑧의  보이는  위치에서  고정해주십시오.

      (Press  the  th  read  trimming  rod  ⑪  by  hand  in  the  direction  of  the  arrow  until  the  screw  ⑫  can  be

        seen.)

7.  침판나사⑧을  풀고,  이동칼⑨을  빼내어  주십시오.  (  Remove  the  screw  ⑫  and  the  movable  knife  ⑬.)

주1)  침판⑥  및  이동칼⑨을  빼내었을  때는,  바늘을  빼내어  주십시오.

          (Before  removing  the  needle  plate  ⑥  and  the  movable  knife  ⑬,  remove  the  needle)

주2)  설치는  역순서로  해주십시오.  (Reassembly  is  performed  by  reversing  the  above  procedure.)

Содержание LS2-H530

Страница 1: ...PART BOOK LS2 H530 LS2 H5300 SINGLE NEEDLE SIDE CUTTER LOCK STITCH SEWING MACHINE WITH THREAD TRIMMER 1 OPERATION MANUAL...

Страница 2: ......

Страница 3: ...symbol at left means beware of injury This symbol indicates something that you must not do This symbol indicates something that you must do The picture inside the circle indicates the nature of the t...

Страница 4: ...5 off A S 34 2 40 25 OFF A S A S...

Страница 5: ...all the belt covers to the machine head and motor Be sure to wear protective goggles and gloves when handling the lubricating oil and grease so that they do not get into your eyes or onto your skin ot...

Страница 6: ...placing the bobbin and needle when not using the machine and when leaving the machine unattended For machines with automatic presser lifter do not touch the solenoid section because if becomes hot dur...

Страница 7: ...rician to carry out any maintenance and inspection of the electrical system Turn off the power switch and disconnect the power cord from the wall outlet at the following times otherwise the machine ma...

Страница 8: ...act your nearest UNICORN dealer The positions of the labels may vary slightly depending on the model of sewing machine or motor 1 2 Be sure to connect the ground If the ground connection is not secure...

Страница 9: ...ing machine is first turned on verify the rotational direction of the pulley with the power on The pulley should rotate counterclockwise when viewed from the pulley Power must be turned off when the m...

Страница 10: ...6 8 Adjusting the stitch length 6 MECHANICAL DESCRIPTION 7 1 Thread trimmer 7 2 Thread wiper 7 ADJUSTMENT 8 15 1 Adjusting the needle bar height 8 2 Adjusting the rotary hook position 8 3 Adjusting th...

Страница 11: ...4 8mm 3 16 6 4mm 1 4 1 How to install the belt V V 13mm 16mm Tilt back the machine head and place the belt onto the motor pulley and machine pulley Press belt with a finger force of 5 N and adjust th...

Страница 12: ...he oil cover Screw Wipe off any contamination from the magnet and the oil pan Use the oil specified by Spindle15 2 Adjusting lubrication for upper shaft and rotary hook 1 1 Upper shaft lubrication Rem...

Страница 13: ...needle raised above the needle plate 2 Upper knife operation To operate the upper knife lower the upper knife set lever The upper knife will now operate in sync with the operation of the machine To s...

Страница 14: ...RATION 3 Attaching the needle DB 1 Insert the needle completely making sure that the lengthwise groove of the needle is on the left and secure it using the set screw Use a DBx1 needle 4 Threading the...

Страница 15: ...bin case tension spring 3 Pull the thread from the bobbin case tension spring 6 Winding the bobbin thread 1 2 3 4 1 Fit the bobbin in the bobbin winder shaft 2 Depress the joint as far as it will go 3...

Страница 16: ...tension at this time is 25 30g To adjust the operation range of the thread take up spring loosen the set screw and turn the thread tension bracket assembly To adjust the tension of the thread take up...

Страница 17: ...he thread trimming solenoid activates pressing the thread trimming cam lever stud The roller shaft of the thread trimming cam lever assembly secured by the thread trimming cam lever stud id pushed abo...

Страница 18: ...rejector needle bar bush Then firmly tighten the screw A 0 0 5mm 0 0 05mm Align the bottom reference line of the needle bar with surface A of the needle bar oil rejector needle bar bush by turning the...

Страница 19: ...een the rotary hook and the rotary hook holder is approx 0 7 0 9mm Set the feed regulating dial to maximum and turn the machine pulley Check that the needle enters the center of the feed dog hole at t...

Страница 20: ...epressed fit the indentation of the thread trimming clutch over the roller shaft 3 When the space between the side faces of the thread trimming clutch and the roller shaft is 0 6 0 8mm tighten the scr...

Страница 21: ...the indentation of the thread trimming clutch 3 With the thread trimming solenoid depressed turn the machine pulley Adjust the movable knife and the fixed knife so that they overlap when the rotation...

Страница 22: ...ve the feed bracket up or down 1 2 2 90 1 When the feed dog is fully raised its angle is properly adjusted if the circle on the feed bracket shaft aligns with the index on the feed rock shaft arm 2 To...

Страница 23: ...sition there should be a 9 5 11 5 mm gap between the upper surface of the needle plate and the needle tip with thin or medium materials or a 10 12 mm gap with thick materials If adjustment of needle s...

Страница 24: ...Raise the presser foot using the presser bar lifter 2 Remove the screw and the needle plate 3 Remove the screws and the feed dog 4 Remove the screws and the auxiliary needle plate 5 Turn the machine p...

Страница 25: ...per feed scale to 0 2 The back edge pf the upper knife should be aligned with the needle center The upper knife can be adjusted by loosening the screw and moving the knife within a range of 2 mm forwa...

Страница 26: ...16 4 4 8 8 8 8 4 4 4 6 6 6 2...

Страница 27: ...hook timing 8 Thread wiper too high Thread wiper position Adjust thread wiper position with screw Thread breakage Improper threading Threading Rethread 4 Bent needle Blunt needle tip jammed eye Needl...

Страница 28: ...18 4 4 1 4 4 8 8 8 6 6...

Страница 29: ...resser foot contact Presser bar pressure Tighten presser foot adjustment screw Presser bar height Adjust presser bar height Improper needle to rotary hook timing Needle bar rise Adjust needle to rotar...

Страница 30: ...20 6 6 6 6 puff 8 11 14 4 13 11 14 11...

Страница 31: ...ok stop gap too small Gap Adjust needle to rotary hook timing 8 Improper thread cutting a Needle bobbin threads not cut b Needle thread not cut c Bobbin thread not cut Movable knife fixed knife do not...

Страница 32: ...22 6 1 13 6 11 11 11 11...

Страница 33: ...read cutter signal not transmitted Check circuits refe to motor adjustment manual Thread wiper does not function Needle thread remainder too long Adjust pretension 6 Timing too early wipes thread befo...

Страница 34: ...24...

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