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From the library of: Superior Sewing Machine & Supply LLC

Summary of Contents for FS322

Page 1: ...Quality 2 3 NEEDLE FLAT BED COVERSEAM MACHINE FS300 SERIES 2 3 NEEDLE CYLINDER BED COVERSEAM MACHINE CS100 SERIES ENGINEER S MANUAL EN9424 REV 03 19 99 From the library of Superior Sewing Machine Sup...

Page 2: ...n which are not covered by the Instruction Manual It is advisable to use the relevant Instruction Manual and Parts List together with this Engineer s Manual when carrying out the maintenance oi these...

Page 3: ...SER FOOT 24 14 POSinONOFTHETHREADGUIDE 24 2 CS100 28 1 NEEDLE FEED TIMING 28 2 ADJUSTING THE TIMINGOF THE NEEDLE BAR AND LOOPER SYNCHRONIZATION 28 2 SNYCHRONIZING LOOPER AND NEEDLE MOTIONS 30 3 RETURN...

Page 4: ...serfoot lift B Omm Lubricating oil UNION SPECIAL Designated oil Part No 28604R CS1 00 Series CS122 I CS122 I CS132 I CS132 Sewing speed With Puller 6000 R P M 6 500 S P M Max Undertrimmer 5500 R P M S...

Page 5: ...ctive diameter of the pulley of the machine head i 54mn CS100 Series 50 Hz 60Hz Motor pulley v belt inch Motor pulley V bell inch Sewing speed s p m Fully Semi Fully Semi outer dia mm submerged submer...

Page 6: ...6 mm TF Binding feed device CS Cylinder bed K Coverseam 60 6 0mm UT Thread trimmer FS Flat bed L lap seam 64 6 4 mm 1 9 Variety or devices U Universal 00 99 Variety ol sub class l I I I I FS332C01 3D5...

Page 7: ...ng feed device CS Cylinder bed K Coverseam 60 6 0mm UT Thread trimmer FS Flat bed L Lap seam 64 6 4 mm 1 9 Variety of devices U Universal 00 99 Variety or sub class I I I I I I l I CS132H01 2C32 UT2 I...

Page 8: ...of knit fabric C 100 Series Code Soecification Description of Sub Class E11 For Elastic tape attaching Right hand fabric under trimmer Preclosed Elastic E12 For elastic tape attaching Fabric under tr...

Page 9: ...FS322 FS332 CS122 C 132 MD2 Metering device upper side Electric two stage F 322 F 332 CS122 CS13 MD3 Metering device lower side Electric single stage FS322 FS332 C 122 CS132 MD4 Metering device lower...

Page 10: ...onization Without gauges When the blade point of the looper moves to the left in the rear of the needle and to th_e right in front of the needle align the upper end of the eyelet of the left needle wi...

Page 11: ...in operating direction until bottom of looper is even with tap of needle eye Note dimension A Continue turning handwheel in operating direction until bottom of looper is even w h top of needle sye whe...

Page 12: ...er contacts gauge plate Reposition needle bar as required to set pointer of indicator gauge at 0 Rotate handwheel in reverse direction until pin in looper holder again makes contact with gauge plate A...

Page 13: ...n scale is permissible To adjust o Loosen screws 0 on looper drive sprocket t o If reading is above a tum sprocket towards operator o If reading is below 0 tum sprocket away from operator o snug screw...

Page 14: ...4 0 1 mm Right needle V Looper c I 4 4 0 1 mm 4 Height of the needle bar When the looper moves to the left and the blade point of the looper comes out from the left side of the left needle by 0 7 to 1...

Page 15: ...0 mill 0 0 0 0 Results of Improper Adjustment o If the returning amount is large skipping stitch and tangling stitch may occur and the range of the thickness of the cloth to be sewn is reduced o If th...

Page 16: ...of looper t113 7 Position of the needle guard D Rear needle guard o The height of the rear needle guard is in the position that the rear needle guard is 1 2 mm above the top of the needle when the loo...

Page 17: ...needle guard in any case Results of Improper Adjustment o If the clearance is too large the loop of the needle thread is not scooped and the back of the looper hits strongly the top point of the need...

Page 18: ...at plate o At the maximum travel the clearance of the main feed dog and differential feed dog is equal to A A 8 8 o The height of the teed dog is 1 0 mm at the top of their stroke o The tilt of the fe...

Page 19: ...tvright positions of the feed dog are incorrect the left right sides and the throat plate will wear out o Heating and abnormal noise will be produced o The feed components wiH wear out early And the l...

Page 20: ...mm o The height is 11 5 0 2 mm 4 0 3 2 gauge 10 8 0 2 mm for4 8 mm 5 6 mm and 6 4 mm gauges o When the spreader is in the extreme left position the distance between the center of the left needle and...

Page 21: ...dle is likely to break as the resistance when the covering thread is pulled from the spreader becpmes large o If the movement amount of the spreader is not set right it will cause skip stitching of th...

Page 22: ...r cam to the upper part of the looper thread guide plate o The rear side ofthe looperthread cam pawl touches the wire and its front side is 9 6 mm above the upper face of the wire at the highest place...

Page 23: ...t i up and down Results of Improper Adjustment o If the timing of the looper thread cam is too advanced the skip stitching on the back of the looper will occur If it is too retarded the tightening of...

Page 24: ...foot on condition that the presser toot is set correct to the presser bar CV Adjust the height of the presser foot so that when the needle bar is in its highest point the needle point does not come ou...

Page 25: ...oot descends and rests tightly on the throat plate l ll IIL i ll J li 0 5 mm o Loosen the screw and fix the thread guide attaching base i to the extreme right Loosen the screw and adjust the respectiv...

Page 26: ...point of needle bar _ _ _ Right needle thread release o If the needle thread is a spun thread lower the needle thread release so that the needle thread does not touch it Lowest point of needle bar Ne...

Page 27: ...p of the needle thread becomes smalfei o If the loop is not formed the loop is too small and skip stitching occurs raise the needle thread release o If the loop is excessively formed the loop is too l...

Page 28: ...auges 28 When the blade point of the looper moves to the left in the rear of the needle and to the right in the front of the needle and the top end of the hole of the left needle aligns with the lower...

Page 29: ...perating direction until bottom of looper is even wrth top of needle eye Note dimension A Continue turning handwheel in operating direction until bottom of looper is even with top of needle sye when l...

Page 30: ...n that direction Synchronization is correct when looper moves 400 10 mm back and forth clockwise and counterclockwise and dial indicator on needle bar moves to zero in each direction Note Synchronizat...

Page 31: ...irection until allen wrench contacts throat plate Note Reading of indicator If distance is less than a Loosen screw 0 Fig 7 Move drive lever crank 4D away from looper rocker lever 8 Retighten screw 0...

Page 32: ...e looper When the looper is at the extreme right position the distance between the blade point of the looper and the center of the right needle is 4 8 0 1 mm 32 Right needle V Looper I 4 8 0 1 mm From...

Page 33: ...er If the returning amount is large binder screw e skipping stitch and tangling stitch will occur And the thickness of the material to be sewn will be reduced It the returning amount is small skipping...

Page 34: ...of the contact surface of the rear needle guard when the blade point of the looper aligns with the right side of the right needle The pushing amount is 0 to 0 1 mm to all needles The blade point of th...

Page 35: ...xagonal wrench for the screw Check that there is no looseness on the left right sides of the rear needle guard when tightening the screw 41 Results of Improper Adjustment If the measurement of C is la...

Page 36: ...left and right needles should be equal longitudinal moving 1 amount of looper Ref 1 54 mm Left needle Right needle Locus ofloope L o When the looper moves to the right the tip of the left needle conta...

Page 37: ...ccurs And the damage of the needle point will occur due to the strong hit on the back of the looper o If the clearance is small the damage of the blade point of the looper and the needle breS kage wil...

Page 38: ...B B o Height of the teed dog is 1 0 mm at the top of their stroke o Tilt of the feed dog is parallel to the throat plate when the needle bar is in its highest position o Adjust so that the throat plat...

Page 39: ...rential feed dog loosen screw til and enter the stopper pin to the end when the differential feed dog has reached its maximum stroke and while the differential feed dog does not contact the throat pla...

Page 40: ...6 mm and 6 4 mm gauges a When the spreader is in the extreme lett position the distance between the center of the left needle and the top blade of the spreader is 5 5 0 1 mm o When the spreader return...

Page 41: ...oo retarded the right needle is likelyto be broken as the resistance of the covering thread becomes strong when it passes the covering thread looper o If the movement amount of the spreader is not set...

Page 42: ...1hread 42 When the needle bar descends and the tip of the left needle aligns with the lower part of the looper the looper thread can be cast off from the highest point of the looper cam The looper th...

Page 43: ...and down Caution Use a 3132 hexagonal wrench for the screws EEl and a Results of Improper Adjustment o If the timing of the looper thread cam is too advanced skip stitching on the back of the looper o...

Page 44: ...and when the presser foot is raised at its highest point the thread tension disc opens and there is no tension on the thread 3mm Throat plate 14 Position and height of the presser foot 44 G Adjust th...

Page 45: ...e screw so that the clearance between the top end of the screw and the lever becomes 0 5 mm on condition that the presser foot descends and seats tightly on the throat plate Results of Improper Adjust...

Page 46: ...t of the slot o When the loop of the ne_edle thread is not easily formed raise the needle thread release as shown in the left figure at the time of the lowest point of the needle bar o If the needle t...

Page 47: ...le can be simply slackened if the thread guide attaching base is moved to the left o If it is raised the loop of the needle thread becomes large o Ifit is towered the loop of the needle thread becomes...

Page 48: ...d by flaw burr rust etc In stitch longue In throat plate looper looper thread cam thread guide thread tension disc Excessive tension applied due to the Incorrect position of looper thread cam liming t...

Page 49: ...dle entry is not correctly f positioned lor the plate or fool Too hnle clearance belween spreader and Refer to standard adjustment needle Needle hils looper resulting In needle Make adjustment so that...

Page 50: ...before thread Same described in page Thread breakage by Ibreakage produced bv needle heat needle hear 1 looper adjustment Incorrect clearance adjustment Iincorrect returning amount adjustment Reier t...

Page 51: ...rect needle Replace the needle wlth new one Correcl the Imounling dlrecllon wrong needle J mounting direction Use UY121GJS CS100 UY12B GBS FSJOO H Nipper Being used Do not use nipper I k H Intermediat...

Page 52: ...d tension 1 Looper thread cam liming Cause 2 Correcllve measures shape is incorrect Replace II with the genuine part I Needle bent Replace the needle with the new one I Needle bar position is too high...

Page 53: ...4 Incorrect threading Refer to standard adjustment Reier to standard adjustment 1 Refer to threading diagram H Needle holder I I thread guide spreader Incorrect height position front and I rear Refer...

Page 54: ...ect threading Refer to threading diagram I Spreader thread tension Spreader thread tension Is too weak I Increase tension I l Spreader pull oH Incorrect drawing in amount of thread r 1 Refer to standa...

Page 55: ...ustment I Stationary spreader thread I Incorrect height and posl1ion guide Refer to standard adjustment I j Needle height Needle bar posilion is too low Refer to standard adjustment I j Threading lnCO...

Page 56: ...rge and ridgellna is nolstJaght lor which needle thread is likely to slip rom looper t i looper adfustmenl Too lUIIe conlact amount between lrooper s back and needle Refer to standard adjustment I W T...

Page 57: ...01 stitch by right needle 101 stitch by middle needle l 101 stitch by left needle f Right needle thread miss ___ r Middle needle thread miss n 57 From the library of Superior Sewing Machine Supply LLC...

Page 58: ...guide I 1 position 1 Nipper l JC R Length ol stitch tongue Worn out needle point needle bent I wrong needle Replace needle with naw one Use UY121GJS 1 CS100 UY12BGBS FSJOO I I Fiaw in looper s body s...

Page 59: ...h Incorrect polishing Too long stllch longue Worn out needle point needl bent wrong needle H Looper t 1 Worn out looper s polnled end _ I Incorrect polishing H Needle helghl 1 Threading H Needle threa...

Page 60: ...ng f 1 Incorrect lhreading 1 1 Refer to threading diagram r Top covering thread tension f t 1 looper thread cam thread J I I guide position y Stitch tongue or presser fool Throat plata 1 Threading j N...

Page 61: ...when its shape is modified or changed too l to Incorrect shape of stitch tongue J Imuch Needle Worn out needle point needle bent wrong needle I Replace needle with new one Use UYI2tGJS I ICS100 UY128G...

Page 62: ...Refer to standard adjustment knife and looper movable knife against looper s backposition Engaging pressure Movable Engaging pressure is too weak Refer to standard adjustment and stationary knife Inte...

Page 63: ...NOTES From the library of Superior Sewing Machine Supply LLC...

Page 64: ...ecial GmbH Raiffeisenstrasse 3 D 71696 M6glingen Ger many Tel 49 07141 247 0 Fax 49 07141 247 100 Union Special unterh61t Verkaufs und Kundendienst Niederlassungen in der gonzen Welt Diese helfen Ihne...

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