Table Of Contents - JUKI MB1373 Instruction Manual

1. sPEcIFIcatIons ........................................................................................................... 1
2. PrEParatIon oF tHE sEWInG MacHInE ................................................................ 1
2-1. Installation .......................................................................................................................................... 1
2-2. lubrication .......................................................................................................................................... 2
2-3. attaching the needle .......................................................................................................................... 2
2-4. attaching the needle bar cover ......................................................................................................... 3
2-5. attaching the button tray assembly ................................................................................................. 3
2-6. threading the machine ...................................................................................................................... 3
3. aDJustMEnt oF tHE saWInG MacHInE ................................................................. 4
3-1. thread tension adjustment........................................................................................................................ 4
3-2. adjustment of the thread pull-off lever .................................................................................................... 4
3-3. adjusting the tension lever ............................................................................................................... 4
3-4. adjusting the nipper .......................................................................................................................... 5
3-5. adjusting the thread tension guide on the face plate ..................................................................... 5
3-6. needle-to-looper relation .................................................................................................................................... 5
3-7. Position of the needle guide ............................................................................................................. 6
3-8. Height of the button clamp ................................................................................................................ 6
3-9. Work pressing force .......................................................................................................................... 6
3-10. adjustment of the button clamp stop lever .....................................................................................6
3-11. timing of thread tension release .................................................................................................... 7
3-12. setting for 2- or 4-hole buttons ....................................................................................................... 7
3-13. setting a number of stitches ........................................................................................................... 8
3-14. adjusting the position of the stop-motion ..................................................................................... 8
3-15. automatic thread trimmer ............................................................................................................... 9
(1) Adjustng the poston of the movng knfe ...................................................................................... 9
3-16. clearance between the button clamp lifting lever and the adjusting screw .............................. 9
3-17. How to set the l-shaped lifting rod ................................................................................................ 9
3-18. Knot-tying mechanisms ................................................................................................................ 10
(1) Adjustng the knot-tyng connectng plate ..................................................................................... 10
(2) Adjustng the knot-tyng arm stopper ............................................................................................ 10
(3) Adjustng the knot-tyng notch ...................................................................................................... 10
(4) Changeover of wth/wthout knot-tyng ......................................................................................... 11
4. MaIntEnancE, suBclass MoDEls anD attacHMEnts .................................. 11
4-1. How to connect the metal fittings of the belt ................................................................................ 11
4-2. subclass models ............................................................................................................................. 11
4-3. attachments ...................................................................................................................................... 12
(1) Attachments for shank buttons (Pearl buttons) (Z033) ................................................................ 13
(2) Attachment for the first process of wrapped-around buttons (Z041) ............................................ 13
(3) Attachment for the second process of wrapped-around buttons (Z035) ...................................... 14
(4) Attachment for snaps (Z037) ........................................................................................................ 14
(5) Attachment for metal buttons (Z038) ............................................................................................ 15
4-4. Motor pulley and belt ....................................................................................................................... 15
5. trouBlEs anD corrEctIVE MEasurEs ............................................................. 16
contEnts