Juki LZ-2290A Bruksanvisning

Juki Symaskin LZ-2290A

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Sida 1/122

ENGLISH

LZ-2290A / IT-100D / SC-915

INSTruCTIoN MANuAL

CoNTENTS

1. NAME oF EACH CoMPoNENT .................................................................................................. 1

2. SPECIFICATIoNS .........................................................................................................................2

2-1. Specications of the machine head ..................................................................................................2

2-2. Specications of the electrical box ...................................................................................................2

3. STITCH PATTErN TABLE ........................................................................................................... 3

4. INSTALLATIoN .............................................................................................................................4

4-1. Installation of the sewing machine head ..........................................................................................4

4-2. Removing the needle bar stopper .....................................................................................................5

4-3. Attaching the knee-lifter .....................................................................................................................5

4-4. Adjusting the height of the knee lifter ...............................................................................................5

4-5. Installing the electrical box ................................................................................................................6

4-6. Connecting the power switch cord (Japan and general export area) ............................................6

4-7. Installing the operation panel (IT-100D) ............................................................................................6

4-8. Connecting the cords .........................................................................................................................7

(1) Preparation of wiring ........................................................................................................................................ 7

(2) Connecting the connectors ...............................................................................................................................8

4-9. Attaching the connecting rod .......................................................................................................... 11

4-10. Adjustment of the pedal ................................................................................................................. 11

4-11. Installing the thread stand ..............................................................................................................12

4-12. Installing the bird’s nest prevention (CB) type sewing machine ................................................12

4-13. Lubrication (LZ-2290A-SS • A-SU (-7) ) ..........................................................................................13

4-14. Test run ............................................................................................................................................14

(1) Turn ON the power ......................................................................................................................................... 14

(2) How to operate the pedal ............................................................................................................................... 14

5. PrEPArATIoN BEForE SEWING ...........................................................................................15

5-1. Inserting the needle .........................................................................................................................15

5-2. Removing the bobbin case ..............................................................................................................15

5-3. Winding the bobbin thread ...............................................................................................................15

5-4. Placing the bobbin case and the bobbin ........................................................................................16

5-5. Threading the machine head ...........................................................................................................17

5-6. Adjusting the stitch length ...............................................................................................................17

5-7. Adjusting the condensation stitching .............................................................................................17

6. HoW To uSE THE oPErATIoN PANEL .................................................................................. 18

6-1. Names and functions of the respective sections ...........................................................................18

6-2. Before setting the pattern ................................................................................................................20

(1) Limitation of the max. zigzag width ................................................................................................................ 20

(2) Setting the reference of stitch base line .........................................................................................................22

6-3. Basic screen .....................................................................................................................................23

6-4. List of the display pictographs of each screen ..............................................................................24

6-5. Setting the sewing pattern ...............................................................................................................35

(1) Selecting the zigzag pattern .......................................................................................................................... 35

6-6. Setting of the sewing shape .............................................................................................................37

(1) 2-step zigzag, 3-step zigzag and 4-step zigzag stitch .................................................................................... 37

(2) Scallop stitching .............................................................................................................................................38

(3) Blind stitch sewing ..........................................................................................................................................40

(4) Custom pattern stitching .................................................................................................................................41

6-7. Reverse feed stitching ......................................................................................................................42

(1) Standard condensation .................................................................................................................................. 43

(2) 2-point condensation ......................................................................................................................................44

(3) Condensation custom .....................................................................................................................................46

(4) Comparison table of the reverse stitch of each shape ...................................................................................47

6-8. Selection of the kind of stitching .....................................................................................................48

(1) Overlapped stitching ....................................................................................................................................... 48

(2) Programmed stitching ....................................................................................................................................48

6-9. Custom pattern .................................................................................................................................. 50

(1) Custom pattern setting ................................................................................................................................... 50

(2) New creation of the custom pattern ...............................................................................................................51

(3) Custom pattern edit ........................................................................................................................................52

(4) Registration, copy and deletion of the custom pattern ...................................................................................52

6-10. Condensation Custom ....................................................................................................................54

(1) Condensation custom setting ......................................................................................................................... 54

(2) Condensation custom edit ..............................................................................................................................55

6-11. Pattern stitching ..............................................................................................................................56

(1) Setting the pattern stitching ............................................................................................................................ 56

(2) Registering the pattern stitching .....................................................................................................................57

(3) Copy and deletion of the pattern stitching ......................................................................................................58

6-12. Continuous stitching ......................................................................................................................59

(1) New creation of the continuous stitching ........................................................................................................ 60

(2) Continuous stitching edit ................................................................................................................................60

(3) Copy and deletion of the continuous stitching ................................................................................................62

6-13. Cycle stitching .................................................................................................................................63

(1) New creation of the cycle stitching ................................................................................................................. 63

(2) Cycle stitching edit .........................................................................................................................................63

(3) Copy and deletion of the cycle stitching .........................................................................................................65

(4) Teaching .........................................................................................................................................................66

(5) Performing the constant-dimension stitching using the cycle stitching ..........................................................67

6-14. Counter ............................................................................................................................................67

(1) Thread trimming counter ................................................................................................................................ 67

(2) Bobbin thread counter ....................................................................................................................................67

6-15. Information ......................................................................................................................................68

(1) Sewing common data ..................................................................................................................................... 69

(2) Sewing management information ...................................................................................................................71

(3) Communication mode ....................................................................................................................................74

6-16. Setting for functions .....................................................................................................................78

(1) How to change over to the function setting mode .......................................................................................... 78

(2) Function setting list ........................................................................................................................................81

(3) Detailed explanation of selection of functions ................................................................................................85

6-17. External interface ..........................................................................................................................91

(1) Media slot .......................................................................................................................................................91

(2) Ethernet port .................................................................................................................................................. 91

(3) RS-232C port ................................................................................................................................................. 91

(4) General input port (Production control switch connecting connector) ............................................................ 91

6-18. Setting the maximum sewing speed ...........................................................................................92

6-19. Panel memory switch setting .......................................................................................................92

7. SEWING ...................................................................................................................................... 94

7-1. Adjusting the thread tension ............................................................................................................94

7-2. Adjusting the pressure of the presser foot .....................................................................................95

7-3. One-touch type reverse feed stitching mechanism .......................................................................95

7-4. Hand switch .......................................................................................................................................97

8. STANDARD ADJUSTMENT ....................................................................................................... 98

8-1. Adjusting the amount of oil in the hook (LZ-2290A-SS • A-SU (-7) )............................................. 98

8-2. Adjusting the amount of lubricating to face plate section (LZ-2290A-SS•A-SU(-7)) ................... 98

8-3. Adjusting the height of the presser bar ..........................................................................................99

8-4. Adjusting the micro-lifting mechanism of the presser foot ..........................................................99

8-5. Height and inclination of the feed dog ............................................................................................99

8-6. Hook adjusting mode ......................................................................................................................100

8-7. Attaching / removing the hook .......................................................................................................102

8-8. Adjusting height of the needle bar ................................................................................................103

8-9. Adjusting the needle-to-hook timing and the needle guard ........................................................103

8-10. Adjusting the stop position of the needle ...................................................................................104

8-11. Adjusting the thread trimmer .......................................................................................................104

8-12. Adjusting the needle thread feeding device (Thread trimmer type only) ................................105

8-13. Adjusting the bird's nest prevention (CB) type wiper ................................................................106

8-14. Replacing procedure of the bird’s nest prevention (CB) type presser knife ...........................107

9. MAINTENANCE ........................................................................................................................ 108

(1) Replacing the power fuse ............................................................................................................................. 108

(2) Adjusting the contrast of the operation panel display ...................................................................................108

(3) Draining (Bird’s nest prevention (CB) type only) ..........................................................................................109

(4) Cleaning the dust bag (Bird’s nest prevention (CB) type only) .....................................................................109

(5) Cleaning the cooling fan installed on the under cover ..................................................................................109

(6) Cleaning the hook section ............................................................................................................................110

(7) Cleaning the rear cover of the control box ...................................................................................................110

(8) Cleaning the operation panel screen ...........................................................................................................110

(9) Replacing procedure of the hook shaft oil wick ............................................................................................110

(10) USB port ......................................................................................................................................................111

10. AT A TIME LIKE THIS ! ........................................................................................................... 112

11. Error DISPLAY.................................................................................................................... 113

11–1. Error code list (Error display in panel) ....................................................................................... 114

12. TrouBLES AND CorrECTIVE MEASurES ...................................................................... 117