Table Of Contents - JUKI MO-6800S/DD20 Series Instruction Manual

1. SPECIFICATION .............................................................................................................. 1
1-1. Specifications of the sewing machine head .................................................................................. 1
1-2. Specifications of the control box .................................................................................................... 1
2. NAMES OF MAJOR PARTS ............................................................................................ 2
3. INSTALLATION ................................................................................................................ 3
3-1. Installing the suction device ............................................................................................................ 3
3-2. Installing the table and the table stand .......................................................................................... 5
3-3. Installing the pedal sensor .............................................................................................................. 6
3-4. Attaching the connecting rod .......................................................................................................... 7
3-5. Air piping ...........................................................................................................................................8
3-6. Connecting the connector ............................................................................................................. 10
3-7. How to install the power plug ........................................................................................................ 11
3-8. Power switch ................................................................................................................................... 12
4. LUBRICATION AND DRAINAGE .................................................................................. 13
4-1. Lubrication oil ................................................................................................................................. 13
4-2. Drainage and refill the oil ............................................................................................................... 14
4-3. Exclusive grease replenishment [only for the MO-6800D] ......................................................... 15
5. PREPARATION BEFORE SEWING .............................................................................. 16
5-1. Threading ........................................................................................................................................ 16
5-2. Adjusting the thread tension ......................................................................................................... 19
5-3. Replace the needle ......................................................................................................................... 20
5-4. Adjusting the stitch length............................................................................................................. 21
5-5. Adjusting the differential feed ratio .............................................................................................. 21
5-6. Replace the knives ......................................................................................................................... 22
5-7. Adjusting the overedge width........................................................................................................ 23
5-8. Adjusting the needle height ........................................................................................................... 23
5-9. Adjusting the presser foot ............................................................................................................. 24
5-10. Adjusting the feed dog ................................................................................................................. 26
5-11. The relationship between the needle and the looper ................................................................ 27
5-12. Adjusting the amount of travel of the double chainstitch looper ............................................ 29
6. OPERATION PROCEDURE .......................................................................................... 30
6-1. Operation panel .............................................................................................................................. 30
6-2. Font comparison table ................................................................................................................... 31
6-3. Function setting .............................................................................................................................. 32
6-4. Function setting table .................................................................................................................... 33
6-5. Details of setting of the main functions ....................................................................................... 41
6-6. Adjusting the sensitivity of sensors ............................................................................................. 49
6-7. No. of pcs. counter ......................................................................................................................... 52
6-8. Initialization of the function setting data ...................................................................................... 54
6-9. Hand LED light ................................................................................................................................ 55
6-10. Audio guidance ............................................................................................................................. 56
6-11. Clock setting ................................................................................................................................. 58
6-12. Backlight ........................................................................................................................................ 60
6-13. About the USB............................................................................................................................... 61
6-14. Pedal operation ............................................................................................................................. 62
7. MAINTENANCE ............................................................................................................. 64
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