4. ADJUSTMENT OF THE ORIGIN SENSOR .................................................... 46
(1) Adjusting procedure of the upper detecting plate ..................................................... 46
(2) Adjusting procedure of stepping motor origin ........................................................... 47
5. LUBRICATION MECHANISM ......................................................................... 49
(1) Lubrication ..................................................................................................................... 49
(2) Lubricating the respective components...................................................................... 49
(3) Adjusting the amount of oil .......................................................................................... 50
(4) Lubricating other components..................................................................................... 50
6. DESCRIPTION OF OPERATION PANEL ....................................................... 52
(1) Sewing data.................................................................................................................... 54
(2) Sewing data list.............................................................................................................. 54
(3) Making the radial flow bar-tacking shape ................................................................... 58
(4) Sewing data initial value table...................................................................................... 59
(5) Sewing data initial value table (Change not possible) ............................................... 60
7. MEMORY SWITCH.......................................................................................... 61
(1) How to use the memory switch.................................................................................... 61
(2) Memory switch list......................................................................................................... 62
(3) How to set the memory switch ..................................................................................... 63
(4) DIP switches on the SDC circuit board ....................................................................... 72
8. TEST MODE .................................................................................................... 73
(1) How to use the test mode ............................................................................................. 73
9. ERROR DISPLAY LIST................................................................................... 74
10. TROUBLES AND CORRECTIVE MEASURES............................................. 80
(1) With regard to sewing ................................................................................................... 80
(2) Woth regard to mechanical components .................................................................... 89
(3) With regard to electrical components ......................................................................... 92
11. CIRCUIT DIAGRAM .................................................................................... 104
12. OPTIONAL PARTS ..................................................................................... 116
(1) Table of the optional parts.......................................................................................... 116
(2) Thread tension VR (variable resistor)........................................................................ 116
13. OTHERS ...................................................................................................... 117
(1) How to remodel the presser to the type 4 presser ................................................... 117
(2) Points of replacing the presser with that of 60 mm or 70 mm ................................ 118
14. DRAWING OF THE TABLE ........................................................................ 121
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