JUKI LZ-2290C-F User manual

LZ-2290C-F/SC-955A
INSTRUCTION MANUAL

CONTENTS
1. SPECIFICATIONS............................................................................................................ 1
1-1. Specications of the sewing machine head ..................................................................... 1
1-2. Specications of the control box....................................................................................... 1
2. SET UP............................................................................................................................. 2
2-1. Drawing of table................................................................................................................... 2
2-2. Cautions when setting up the sewing machine................................................................ 3
2-2-1. How to carry the sewing machine ............................................................................................3
2-2-2. Caution when placing the sewing machine............................................................................. 3
2-3. Installation............................................................................................................................ 3
2-4. Removing the needle bar stopper...................................................................................... 5
2-5. Attaching the knee-lifter...................................................................................................... 5
2-6. Adjusting the height of the knee lifter ............................................................................... 5
2-7. Installing the thread stand.................................................................................................. 6
2-8. Installing the thread guide pin ........................................................................................... 6
2-9. Installing the electrical box ................................................................................................ 7
2-9-1. Preparing for installation of the control box (Only for the EU type models) ....................... 7
2-9-2. Installing the electrical box.......................................................................................................7
2-10. Installing the reactor box (Only for the EU type models) .............................................. 8
2-11. Connecting the power switch cable................................................................................. 8
2-11-1. Installing the power switch .....................................................................................................8
2-11-2. Connecting the power source cord........................................................................................9
2-12. Installing the accessory ring core (Only for the EU type models)................................ 9
2-12-1. Installing the accessory ring core supplied with the electrical box ................................... 9
2-13. Connecting the cords...................................................................................................... 10
2-13-1. Connecting the cords coming from the sewing machine ..................................................10
2-13-2. Screwing the underside cover ground wire to the underside cover (Only for the EU
type models) ................................................................................................................................11
2-14. Handling the cords .......................................................................................................... 11
2-15. Attaching the connecting rod......................................................................................... 12
2-16. Adjustment of the pedal.................................................................................................. 13
2-16-1. Installing the connecting rod................................................................................................ 13
2-16-2. Adjusting the pedal angle ..................................................................................................... 13
2-17. Pedal operation................................................................................................................ 13
2-18. Lubrication ....................................................................................................................... 14
2-19. How to use the operation panel (Basic explanation) ................................................... 15
2-19-1. Selection of the language (operation to be done at rst) ..................................................15
2-19-2. Names and functions of the panel keys ..............................................................................17
2-19-3. Basic operation ......................................................................................................................19
3. PREPARATION BEFORE SEWING .............................................................................. 20
3-1. Attaching the needle ......................................................................................................... 20
3-2. Removing the bobbin case............................................................................................... 20
3-3. How to place a bobbin in the bobbin case...................................................................... 21
3-4. Winding a bobbin .............................................................................................................. 22
3-5. Threading the machine head............................................................................................ 23
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4. ADJUSTING THE SEWING MACHINE ......................................................................... 24
4-1. Thread tension................................................................................................................... 24
4-1-1. Adjusting the thread tension No. 1 tension...........................................................................24
4-1-2. Adjusting the needle thread tension (Active tension)..........................................................24
4-1-3. Tension correction (with respect to sewing speed) .............................................................25
4-1-4. Tension correction (with respect to the bobbin thread remaining amount) ...................... 27
4-1-5. Right / left tension correction .................................................................................................28
4-1-6. Adjusting the bobbin thread tension ..................................................................................... 29
4-2. Thread take-up spring....................................................................................................... 29
4-2-1. Adjusting the stroke of thread take-up spring ..................................................................29
4-2-2. Adjusting the pressure of thread take-up spring .............................................................29
4-3. Presser foot(Active presser device) ................................................................................ 30
4-3-1. Presser foot pressure.............................................................................................................. 30
4-3-2. Correction of the presser foot pressure ................................................................................31
4-3-3. Manual lifter..............................................................................................................................32
4-4. Adjusting the stitch length ............................................................................................... 33
4-5. Changing the sewing speed ............................................................................................. 33
4-6. LED hand light ................................................................................................................... 34
4-7. Reverse feed stitching ...................................................................................................... 34
4-8. Custom switch ................................................................................................................... 35
4-9. Mirror stitching .................................................................................................................. 37
4-10. Fagot stitch ...................................................................................................................... 39
4-11. Adjusting the amount of oil in the hook ....................................................................... 40
5. HOW TO USE THE OPERATION PANEL ..................................................................... 41
5-1. Explanation of the sewing screen (when selecting a sewing pattern) ......................... 41
5-2. Sewing patterns................................................................................................................. 45
5-2-1. Sewing pattern conguration ................................................................................................. 45
5-2-2. List of sewing patterns............................................................................................................ 46
5-2-3. Reverse feed stitching (at start) pattern ................................................................................48
5-2-4. Reverse feed stitching (at end) pattern .................................................................................54
5-2-5. Editing the sewing patterns ....................................................................................................55
5-2-6. List of pattern functions.......................................................................................................... 58
5-2-7. Teaching function ....................................................................................................................71
5-2-8. One-touch utility changeover function ..................................................................................73
5-2-9. Registration of a new sewing pattern .................................................................................... 74
5-2-10. Copying a pattern ..................................................................................................................76
5-2-11. Narrow-down function...........................................................................................................77
5-3. Setting of the sewing shape ............................................................................................. 78
5-3-1. 2-step zigzag, 3-step zigzag and 4-step zigzag stitch .......................................................... 78
5-3-2. Scallop stitching ...................................................................................................................... 81
5-3-3. Blind stitch sewing .................................................................................................................. 84
5-3-4. Custom pattern stitching ........................................................................................................85
5-3-5. T stitch, left...............................................................................................................................85
5-3-6. T stitch, right ............................................................................................................................ 87
5-3-7. Pattern 1....................................................................................................................................90
5-3-8. Pattern 2 (fagoting) ..................................................................................................................92
5-3-9. Pattern 3....................................................................................................................................94
5-3-10. Pattern 4..................................................................................................................................96
5-3-11. Pattern 5..................................................................................................................................98
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5-4. Setting the feed locus ..................................................................................................... 100
5-4-1. Adjusting the feed dog height .............................................................................................. 100
5-4-2. Operating timing of the feed .................................................................................................101
5-4-3. Changing the feed locus ....................................................................................................... 102
5-5. Counter function.............................................................................................................. 103
5-5-1. Displaying the sewing screen under the counter display mode .......................................103
5-5-2. Types of the counter.............................................................................................................. 103
5-5-3. How to set the counter .......................................................................................................... 104
5-5-4. How to reset the count-completion state ............................................................................107
5-6. Simplied chart of panel displays ................................................................................. 108
5-7. List of memory switch data ............................................................................................ 109
5-8. List of errors .................................................................................................................... 114
5-9. Memory switch data ........................................................................................................ 119
6. CARE ........................................................................................................................... 121
6-1. Cleaning ........................................................................................................................... 121
6-1-1. Cleaning the cooling fan installed on the under cover ...................................................... 121
6-1-2. Cleaning the hook section .................................................................................................... 121
6-1-3. Replacing procedure of the hook shaft oil wick ................................................................. 122
6-2. Applying grease............................................................................................................... 122
6-3. Replacing the fuse........................................................................................................... 123
6-4. Disposal of batteries ....................................................................................................... 123
7. ADJUSTMENT OF THE MACHINE HEAD (APPLICATION) ...................................... 124
7-1. Needle-to-hook relation (Hook timing adjustment mode) ........................................... 124
7-2. Adjusting height of the needle bar................................................................................. 125
7-3. Adjusting the needle-to-hook timing and the needle guard........................................ 126
7-4. Attaching / removing the hook....................................................................................... 127
7-5. Adjusting the thread trimmer ......................................................................................... 127
7-6. Adjusting the needle thread feeding device ................................................................. 128
7-7. Height and inclination of the feed dog .......................................................................... 129
7-8. Multi-layered section detection function....................................................................... 130
7-8-1. Multi-layered section detection function .............................................................................130
7-8-2. Turning OFF the multi-layered section changeover function by the number of stitching .... 133
7-9. Grease shortage alarm.................................................................................................... 135
7-9-1. Regarding the grease shortage alarm .................................................................................135
7-9-2. E221 Grease-shortage error..................................................................................................135
7-9-3. Regarding K118 error resetting procedure..........................................................................136
8. HOW TO USE THE OPERATION PANEL (APPLICATION)........................................ 137
8-1. Management of sewing patterns.................................................................................... 137
8-1-1. Creation of a new pattern...................................................................................................... 137
8-1-2. Copying a pattern ..................................................................................................................139
8-1-3. Deleting a pattern...................................................................................................................140
8-2. Setting up the polygonal-shape stitching ..................................................................... 141
8-2-1. Editing a polygonal-shape stitching pattern .......................................................................141
8-2-2. Creating a new polygonal-shape stitching pattern............................................................. 147
8-2-3. Setting the step from which polygonal-shape stitching is started ................................... 147
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8-3. Continuous sewing pattern ............................................................................................ 148
8-3-1. Selecting the continuous sewing pattern............................................................................ 148
8-3-2. Editing the continuous sewing pattern................................................................................ 149
8-3-3. Creating a new continuous sewing pattern......................................................................... 152
8-3-4. Setting the starting step of the continuous sewing pattern .............................................. 152
8-4. Cycle pattern.................................................................................................................... 153
8-4-1. Selecting the cycle pattern ...................................................................................................153
8-4-2. Editing cycle sewing data .................................................................................................... 154
8-4-3. Creating a new cycle pattern ................................................................................................ 155
8-4-4. Setting the step from which cycle sewing pattern is started ............................................157
8-5. Custom pattern ................................................................................................................ 158
8-5-1. Selecting the custom pattern................................................................................................ 158
8-5-2. Creating a new custom pattern ............................................................................................160
8-5-3. Editing the custom pattern ...................................................................................................163
8-5-4. Copying and deleting the custom pattern ...........................................................................164
8-6. Condensation custom pattern........................................................................................ 165
8-6-1. Selecting the condensation custom ....................................................................................165
8-6-2. Creating a new condensation custom ................................................................................. 165
8-6-3. Condensation custom edit function..................................................................................... 167
8-6-4. Copying/deleting a condensation custom........................................................................... 168
8-7. Simple lock of the screen ............................................................................................... 169
8-8. Version information......................................................................................................... 169
8-9. Adjustment of brightness of the LED panel.................................................................. 170
8-10. Information..................................................................................................................... 171
8-10-1. Data communication............................................................................................................171
8-10-2. USB .......................................................................................................................................174
8-10-3. NFC........................................................................................................................................175
8-11. Key customization......................................................................................................... 176
8-11-1. Assignable data....................................................................................................................176
8-11-2. How to assign a function to a key ......................................................................................177
8-12. Maintenance management function ............................................................................ 179
9. SEWING SPEED TABLE ............................................................................................. 183
10. TROUBLES IN SEWING AND CORRECTIVE MEASURES..................................... 184
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