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  12. 

가마에  실토리  끼는  법,  빼는  법

       

HOW  TO  ATT ACH  AND  REMOVE  THE   BOBBIN  INT O  THE  ROTARY  HOOK

             

☞ 

실토리  끼는  법

                  (1)  바늘을  최고점으로  올려  주십시오.

                  (2)  그림과  같이  실토리①를  가마②에  끼워

                        주십시오.

                  (3)  가마  손잡이③를  눌러  주십시오.

                  (4)  가마  안의  홈을  통해  실의  끝을  통과시켜

                          주십시오.

                  (5)  장력  스프링④  아래로  실을  통과시켜

                          주십시오.

                  (6)  가마②와  오프너⑤  사이의  틈으로  실을 

                          통과시켜  주십시오.

                  (7)  밑실을  침판에서  약50mm  정도  나오도록 

                          잡아당겨  주십시오.

 

☞ 

How  to  attach  the  bobbin

      (1)  Raise  the  needle  to  the  highest  position.

      (2)  Place  the  bobbin①  into  the  rotary  hook②.

      (3)  Push  the  latch③  of  the  rotary  hook  flat.

      (4)  Pass  the  en d  of  the  thread  through  a  groove  of  inside  the  rotary  hook.

      (5)  Pass  the  thread  under  the  tension  spring④.

      (6)  Pass  the  thread  through  the  clearance  between   the  rotary  hook  and  the  bobbin  case  opener⑤.

      (7)  Pull  out  the  en d  of  the  lower  thread  up  on  the  needle  Plate  until  abou t  50mm  of  it's  out.

           

☞ 

실토리  빼는  법

                (1)  바늘①을  최고점으로  올려  주시고

                      미끄럼판②을  열어  주십시오.

                (2)  가마손잡이③를  위쪽으로  올려놓고,

                      실토리④를  빼내  주십시오.

           

  How  to  remove  the  bobbin

                (1)  Raise  the  n eedle①  to  the  highest  position,

                      and  open  the  slide  plste②.

                (2)  Pull  out  the  rotary  hook  latch③  upward,

                      and  then  remove  the  bobbin④.

Summary of Contents for LT2-H650

Page 1: ...LT2 H650 LT2 H6500 UNISON LOCK STITCH SEWING MACHINE WITH THREAD TRIMMER OPERATION MANUAL PART BOOK...

Page 2: ...1...

Page 3: ...UNICORN sewing machine Before using your new machine please read there safety instructions together with the separate instruction manual for the machine With industrial sewing machines it is normal t...

Page 4: ...5 off A S 44 2 40 25 OFF A S A S 3...

Page 5: ...cur install 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...

Page 6: ...edle 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 during operation and may cau...

Page 7: ...ician 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 may...

Page 8: ...UNICORN A S 1 2 3 7 3 2 1...

Page 9: ...HEAVY MAX SEWING SPEED 2000 SPM MAX STITCH LENGTH 0 9mm NEEDLE BAR STROKE 36mm FEED DOG HEIGHT 1 2mm PRESSER FOOT HEIGHT USING HAND 8mm USING KNEE 16mm NEEDLE TYPE DP 17 20 23 STITCH ADJUSTMENT DIAL L...

Page 10: ...he installation should be carried out by two or more people Do not connect the power cord until installation is complete otherwise the machine will operate if the treadle is pressed by mistake which c...

Page 11: ...Set the rubber hinges at the table Set the cushions at the four corners of the oil pan Set the oil pan at the table exactly 3 V INSTALLING THE V BELT 15 20 1 THE ROTATIONAL DIRECTION OF THE MACHINE IS...

Page 12: ...INSTALLING THE BOBBIN WINDER ATTACH THE BOBBIN WINDER ON THE TABLE WITH TWO SCREWS 4 INSTALLING SPOOL STAND ASSEMBLY ATTACH THE THREAD SPOOL STAND ASSEMBLY AT THE RIGHT REAR CORNER OF THE TABLE WITH T...

Page 13: ...plenish the oil supply up to the position While operating the machine it is necessary to check the condition of oiling through the oil check window Adjustment of the hook oil lubrication is made by tu...

Page 14: ...downward Wind the thread around the bobbin a few times in the direction of the arrow and then operate the machine If the thread cannot be wound evenly loosen the thread guide screw and move the thread...

Page 15: ...ad as shown in FIG Pull out the end of the thread about 50 through the needle eye 4 HOW TO ROUTE THE LOWER THREAD 1 2 3 Pass the end of the thread through the bobbin case slot IN FIG 1 Pass the thread...

Page 16: ...the counterclockwise by the other hand Holding the lower thread from the underneath of the presser foot and place the lower thread in the back side of needle plate Stop the machine and push the revers...

Page 17: ...on the reverse lever adjust the eccentric pin to the desired direction Clockwise Increase the stitch length in forward decrease the stitch length in back sewing Counterclockwise Decrease the stitch le...

Page 18: ...the upper thread to obtain a good even stitch 9 HOW TO ADJUST THE THREAD TAKE UP SPRING 7 10 20 40 The standard operating range of the thread take up spring is 7 10 The operating range of the thread t...

Page 19: ...by turning the lower thread tension adjusting screw Clockwise The tension is strengthen Counterclockwise The tension is weaken 11 HOW TO ADJUST THE PRESSER FOOT PRESSURE The presser foot pressure can...

Page 20: ...of the thread through a groove of inside the rotary hook 5 Pass the thread under the tension spring 6 Pass the thread through the clearance between the rotary hook and the bobbin case opener 7 Pull o...

Page 21: ...made by removing the presser foot throat plate and feed before adjustment S S S 1 2mm Positioning the hook point With the needle at lowermost position mesh the right hand driving gear small with the...

Page 22: ...eoretically equivalent at the point where the reference line for feed rock shaft crank is aligned with the center of special bolt After adjustment tighten the special bolt 1 6mm 2mm 1 Operating Height...

Page 23: ...esser bar lifter Loosen the screw in the upper feed lifting rock shaft crank Moving the crank to the left in creases the vertical stroke of presser foot and decreases that of working foot Reversely mo...

Page 24: ...orms to the direction line 4 Raise the sewing machine and put in the needle 2 ADJUSTING THE CLEARANCE BETWEEN THE NEEDLE AND ROTARY HOOK 0 05 0 2 Loosen the screws and and move the rotary hook saddle...

Page 25: ...1 1 6mm Rotary hook timing In case of 7 1 Set the stitch length adjusting dial to the position 5 2 Loosen the screws 3EA and turn the rotary hook so that its tip meets the center of the needle when th...

Page 26: ...in case opener have fully retracted in the direction on the arrow by loosening the screw and moving the bobbin case opener to the right or left 6 ADJUSTING THE FEED DOG HEIGHT l 0 Rotate the pulley un...

Page 27: ...e needle to its lowest position 6 Allow 13 5mm gap between the pressure bar and the pressure bar Then finger tighten the feed shaft crank screws and 7 Check to see if the right feed shaft crank is con...

Page 28: ...p is about 0 0 1 between the driving knife and the needle fix the screws A little loosen the bolt screw and the driving knife stopping position 4 If thread is not trim clearly loosen the screw w ith w...

Page 29: ...driving knife lever absolutely sticks to the two stopper pin fixed at the rotary hook fix the connecting board moved along the arrow as the two screw 3 Fix the stud screw at the ball joint bearing 4...

Page 30: ...ry hook knife tip FIG2 Put the roller in the cam after pushing and turn the thread trimmer cam to the counterclockwise Fix the screw when the bearing stop at the cam point the tim the driving knife mo...

Page 31: ...n raise the needle move the screw to the counterclockwise When take down the needle move the screw to the clockwise Adjusting the needle down When raise the needle move the screw to the counterclockwi...

Page 32: ...31 p28 p27 p27 p30 p29 p29 p14 p14 p14 1 p18 p17 p17...

Page 33: ...ding parts p29 p14 After trimming needle thread is too long Pretension is insufficient Needle thread tension releasing timing is too advanced Increase spring pressure p14 After trimming needle thread...

Page 34: ...33...

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