JUKI DLN-6390 Manuel D'utilisation page 64

!. SPECI�ICATI�NS . ......................................................................................................... 1
@. INSTALLATI�N (C�MM�N T� ��TH M�DELS) ........................................................ 2
1. Setting the belt . .................................................................................................................................... 3
2. Installing the thread stand .................................................................................................................. 4
3. Installing the belt cover� the bobbin winder base and the bobbinwinder ...................................... 5
4. Installing the hemming binder . ........................................................................................................... 6
5. Applycation of grease ......................................................................................................................... 7
#. INSTALLATI�N (DLN�6390�7)....................................................................................... 8
1. Installing and settIng of SC�921 ......................................................................................................... 8
2. Wiring the cords .................................................................................................................................. 9
3. Installing the knee switch ................................................................................................................. 10
4. Piping pneumatic components and wiring electric components ................................................. 11
$. INSTALLATI�N (DLN�6390) . ....................................................................................... 12
1. Selecting the motor pulley and the belt . .......................................................................................... 12
2. Installing the motor ........................................................................................................................... 13
3. Set�up of the hemming binder open/close mechanism ................................................................. 14
4. Set�up of the presser foot lifting mechanism ................................................................................. 15
5. Simultaneous operation of the presser foot lifting and open/close of the hemming binder ....................... 16
%. LU�RICATI�N AND DRAINING . ................................................................................. 17
1. Lubrication ......................................................................................................................................... 17
2. Draining .............................................................................................................................................. 18
3. Adjusting the amount of oil .............................................................................................................. 19
^. �PERATI�N ................................................................................................................ 21
1. Attaching the needle ......................................................................................................................... 21
2. Setting the bobbin into the bobbin case ......................................................................................... 21
3. Threading the machine head ............................................................................................................ 22
4. Adjusting the stitch length ............................................................................................................... 23
5. Winding the bobbin thread ............................................................................................................... 24
6. Thread tension ................................................................................................................................... 25
7. Theead take�up spring ...................................................................................................................... 25
8. Adjusting the thread take�up stroke ................................................................................................ 25
&. ADJUSTING THE SEWING MACHINE ....................................................................... 26
1. Adjusting the height of the needle bar ............................................................................................ 26
2. Installing position of the hook . ......................................................................................................... 27
3. Adjusting the needle stop position . ................................................................................................. 28
4. Explanation and adjustment of the pedal components ................................................................. 29
5. Adjusting the wiper ........................................................................................................................... 30
6. Hand lifter ........................................................................................................................................... 31
7. Adjusting the presser foot pressure (upper feed roller) and
the height of the presser foot (upper feed roller) ........................................................................... 31
8. Adjusting the presser foot pressure (presser foot (asm.)) and
the height of the presser foot (presser foot (asm.)) ....................................................................... 32
*. TR�U�LES IN SEWING AND C�RRECTIVE MEASURES ....................................... 33
(. THREAD TRIMMER C�MP�NENTS .......................................................................... 36
1. Checking the receding position of the moving knife and the correcting method . ...................... 36
2. Checking the thread trimmer cam timing . ....................................................................................... 37
3. Counter knife . ..................................................................................................................................... 38
). SETUP �� �PTI�NAL C�MP�NENTS ..................................................................... 39
1. Needle cooler ..................................................................................................................................... 39
_. SETTING �� SC�921 . .................................................................................................. 44
1. Setting of the auto lifter function ..................................................................................................... 44
C�NTENTS
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