JUKI DDL-8000A Engineer's Manual

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(12) Adjustment of external parts ............................................................................................. 63
1) How to remove the control box ....................................................................................................63
2) Clearance of the hand wheel
........................................................................................................65
3) Adjustment of the bobbin winder unit
........................................................................................67
(13) Replacement of the main motor ....................................................................................... 69
(14) Replacement of the timing belt
......................................................................................... 69
(15) Lubrication mechanism conguration and adjustments
............................................... 71
1) Conguration .................................................................................................................................71
2) Procedure of ataaching and detaching
........................................................................................73
(16) How to remove a panel ...................................................................................................... 75
(17) Adjustment of thrust values of an upper shaft
................................................................ 79
4. Operation panel ............................................................................................................ 81
(1) Function of panel key .......................................................................................................... 81
(2) Function setting
................................................................................................................... 83
(3) Head selection (memory switch No. P70)
.......................................................................... 84
(4) Adjusting the main shaft stop position(Memory switch No. P72)
................................... 84
(5) Passworf lock (Memory switch No. 14)
.............................................................................. 85
(6) Monitor function
................................................................................................................... 86
(7) List key input functions at power-on
................................................................................. 88
5. Function setting list...................................................................................................... 89
(1) Function setting list ............................................................................................................. 89
(2) Further information aboout memory switch ...................................................................... 95
(3) List of error code ................................................................................................................ 103
6. Electrical component and the like ............................................................................ 105
(1) Control Box ......................................................................................................................... 105
(2) Panel .................................................................................................................................... 106
7. Maintenance ................................................................................................................ 107
(1) Oil quantity check .............................................................................................................. 107
(2) Cleaning .............................................................................................................................. 107
(3) Application of appropriate grease .................................................................................... 109
1) Grease-up warning and grease-up error ...................................................................................109
2) Needle bar lower bushing and presser bar bushing ................................................................109
3) Feed bar mechanism .................................................................................................................. 111
4) Face plate mechanism .................................................................................................................113
5) Inside a gear box ..........................................................................................................................115
(4) Thread take-up lever mechanism ..................................................................................... 117
(5) Initialize ............................................................................................................................... 119
(6) Memory switch data reset ................................................................................................. 119
8. Optional ....................................................................................................................... 120
(1) Option list ........................................................................................................................... 120
(2) Optional part number ......................................................................................................... 120
(3) Optional mounting ............................................................................................................. 122
1) Ultrashort remain kit ....................................................................................................................122
2) Condensation sewing device ......................................................................................................127
9. Dry hook ...................................................................................................................... 133
(1) Cautions when a dry hook is used ................................................................................... 133
(2) Replacement of the dry hook ............................................................................................ 133

JUKI DDL-8000A Specifications

General

Stitch Type	Lockstitch
Motor Type	Direct-drive motor
Thread Trimmer	Automatic
Max. Stitch Length	5mm
Needle Bar Stroke	30.7mm
Lift of the Presser Foot	By hand: 5.5mm, By knee: 13mm
Control Panel	Digital
Lubrication	Automatic