JUKI MO-623N Скачать руководство пользователя страница 20 | Manualshive

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JUKI MO-623N Скачать руководство пользователя страница 20

Adjusting the thread tension

Adjusting the thread tension

Turn the thread tension dial in the direction of the arrow, and make
a trial sewing.
A - If the upper looper threads meet on the underside of the fabric:
B - If the lower looper thread meet on the upper side of the fabric:
C - If the overlock needle thread forms loops on the underside of the

fabric:

D - The edge of the fabric curls when both upper looper and lower

looper thread tension is too high:

・

Adjustment can be made by setting the lower knife adjusting

knob to the smaller value on

the scale.

E - If the fabric puckers during sewing:

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Содержание MO-623N

Страница 1: ...dle 3 Thread Overlock Sewing Machine IMPORTANT Read all safety regulations carefully and under stand them before using your sewing machine Retain this in struction manual for future reference INSTRUCT...

Страница 2: ...r push fabric while stitching It may deflect the needle causing it to break 9 Do not carry out sewing with a marking pin stuck in the material since doing so can cause knife needle breakage In additio...

Страница 3: ...time After you have read the Instruction Manual please be sure to keep it together with the warranty so that you can read it whenever necessary To use the sewing machine safely Marks and pictographs...

Страница 4: ...heavy weight material e g denim is sewn with a thin needle 11 or higher the needle can break result ing in an unexpected personal injury Other precautions Do not put the sewing machine under the dire...

Страница 5: ...7 Preparing the machine 8 Operation and function 9 13 Threading 14 17 Trial sewing 18 Adjusting the thread tension 19 Sewing in tape 20 Roll hemming 21 22 Thread breakage during sewing 23 Securing sea...

Страница 6: ...8 Upper looper thread tension dial 9 Needle thread tension dial 10 Thread take up cover 11 Thread guide plate 12 Presser foot adjusting screw 13 LED light 14 Power light switch 15 Handwheel pulley 16...

Страница 7: ...of the machine 1 Lower knife adjusting knob 2 Stitch length adjusting knob 1 Foot controller 2 Nets 3 Spool caps 4 Tweezers 5 Cleaning brush 6 Looper threader 7 Needles in the needle box 8 Small screw...

Страница 8: ...s If large industrial spools are used position the anti vibration cone upside down on the spool holder pin i e with the wider edge at the top Notch For small house use spools When using house use spoo...

Страница 9: ...lug foot controller into machine socket 2 Plug foot controller into power supply socket 3 Lay your foot on the foot controller Step on the foot controller strongly deeply and the sewing speed increase...

Страница 10: ...g end be sure to turn the handwheel toward you Opening and closing the looper cover Opening To open the looper cover pull the looper cover opening handle to the right and tilt the looper cover toward...

Страница 11: ...itch the machine off power switch O WARNING When using the extra lift B do not run the machine or turn the handwheel 1 Raise the presser foot 2 Turn the handwheel until the needle is fully raised 3 Pr...

Страница 12: ...stitches set the stitch length adjusting knob at 2 to 3 Releasing the upper knife Operation and function 1 Turn the handwheel until the upper knife is fully raised Open the looper cover 2 Press the p...

Страница 13: ...the cutting width knife moves to the right if the loops are too loose Overlocking width selection knob For overlocking or roll hemming Turn the handwheel until the needles are fully raised For overloc...

Страница 14: ...as possible Tighten the needle clamp setscrew securely Types of needle Thickness Needle used 130 705H No 75 11 or 90 1 4 When you buy the needles for the sewing machine select the above type of the ne...

Страница 15: ...d threading illustrations affixed clearly show the threading sequence Thread the machine in the following sequence Threading aids such as tweezers needle threader and looper threader which are provide...

Страница 16: ...hread between the thread tension dial discs 5 6 7 8 9 10 Thread the thread guides 11 Turn the handwheel until the upper looper is fully raised Thread upper looper eye 12 Pull about 10 cm of the thread...

Страница 17: ...il the lower looper is in the left most position Insert the thread into the slit on the lower looper 11 Using the looper threader pull the thread through to the right side again Turn the handwheel tow...

Страница 18: ...he green thread guide 2 3 Thread the thread guide plate 4 Thread the thread tension dial 5 Thread the thread guide 6 Lay the thread in the notch on the thread take up lever 7 Thread the thread guide 8...

Страница 19: ...cutter on the presser foot shank Thread tension dial should be properly adjusted according to the types of fabrics and threads to be used Trial sewing Thread tension dial Adjusting the thread tension...

Страница 20: ...of the fabric B If the lower looper thread meet on the upper side of the fabric C If the overlock needle thread forms loops on the underside of the fabric D The edge of the fabric curls when both uppe...

Страница 21: ...c 1 Tum the handwheel toward you until the needles are fully raised 2 Raise the presser foot place the tape in the groove A on the presser foot and lower the presser foot 3 Loosen the guide adjusting...

Страница 22: ...ever back to the red marking on the stitch plate furthest from the presser foot B For overlocking push the selection lever forwards to the red marking on the stitch plate nearest the presser foot Roll...

Страница 23: ...or the upper looper Thread tension dial value For rolled hem For narrow overlock stitch Th read to be used Needle thread Upper looper Lower looper Needle thread Upper looper Lower looper Spun thread 8...

Страница 24: ...the upper looper thread is broken remove the looper to lowest position Then thread the looper thread Bring the thread through under the presser foot and pull about 10 cm of the thread out behind the...

Страница 25: ...ad chain and lay it between the presser foot and the fabric from the left 5 Lower the presser foot and sew over the thread chain If you do not sew over the thread chain be sure to leave enough thread...

Страница 26: ...in the groove so that the sharp edge is in line with the stitch plate Re tighten the set screw Cleaning and lubricating Main switch off O Disconnect machine from electricity supply During sewing dust...

Страница 27: ...19 13 Stitch skips 1 Needle is bent or needle point is blunt 2 Needle is incorrectly attached 3 The machine is incorrectly threaded Replace the needle Attach the needle correctly Rethread the machine...

Страница 28: ...le 1301705H Overlocking width Standard 4 0 mm for roll hemming 2 mm Stitch length feeding amount 1 to 4 mm standard stitch length 2 5 mm Presser foot lift 5mm Sewing speed Max 1 500 sti min Dimensions...

Страница 29: ...Optional accessories A9810 634 0A0A A9815 655 0A0A A9820 655 0A0A A9860 655 0A0C A9865 655 0A0A A9870 634 0A0A 28...

Страница 30: ......

Страница 31: ......

Страница 32: ...Copyright 2020 JUKI CORPORATION All rights reserved throughout the world 2 11 1 TSURUMAKI TAMA SHI TOKYO 206 8551 JAPAN PHONE 81 42 357 2341 FAX 81 42 357 2379 000609 40240825...

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