USER S MANUAL
Contents
1. 15 2 NEEDLE REPLACEMENT 15 3 THREAD TENSION ADJUSTMENT 16 4 PRESSER FOOT PLACEMENT REMOVAL 16 5 PRESSER FOOT PRESSURE ADJUSTMENT nese 16 6 PRESSER FOOT STITCH WIDTH ADJUSTMENT 17 7 DIFFERENTIAL FEED RATIO ADJUSTMENT 18 8 MAX MIN DIFFERENTIAL FEED RATIO feeding volume of the main feed dog 18 9 FEED DOG CHANGE JJ 19 10 HEIGHT OF FEED DOG 19 11 GRADIENT OF FEED DOG ADJUSTMENT 20 12 HEIGHT OF SUB FEED DOG 20 SunStar J3PEHEIGRBTEOENBBBDBLEE Z u SS 21 14 LOEWR LOOPER 21 15 UPPER LOOPER ADJUSTMENT de 22 16 NEEDLE GUIDANCE ADJUSTMENT 23 17 DOUBLE CHAIN STITCH NEEDLE GUIDANCE ADJUSTMENT 24 18 PRESSER FOOT INSTALLATION n ne mene 25 19 PRESSER FOOT ARM LEFT RIGHT ADJUSTMENT 25 20 PRESSER FOOT LIFTING LEVER ADJUS2. 3 To make the upward feed bar move smoothly check the upward feed guide 6 and position by turning the pulley 4 Tighten the screw and Note If the upward feed guide and contacts to the Figure 70 upward feed bar closely problems can be caused 34 Adjusting the lift timing of the upper feed dog and pressure foot J 0 y 7 1 Turn the pulley until the needle is on the lowest position a 0 f n SK SS SS E 2 Adjust the lift timing of the pressure foot 2 1 Press the pedal lifting lever Maintain the gap by using the gauge Table 10 2 2 Loosen the screw To contact the lever press collar 9 to the arrow direction and match the pressure foot arm at the same time Tighten the screw 3 s 3 Adjust the lift timing of the upper feed dog 3 1 Press the pedal lifting lever 7 ON Maintain the gap by using the gauge Table 10 Figure 71 3 2 Loosen the screw To contact the lever Q press to the arrow direction and match the pressure foot arm at the same time Tighten the screw 5 e D Table 10 the lifting timing gap between the pressure foot and the upper feed dog p S EA lt SCT9200 SCT9300 M e A 90 D 5 Pressure foot 2mm 8mm E ae x ET Upper feed dog 6mm 1mm s A OY Ver oy gt UA e CN
3. Top feed dog Aon ST Figure 60 Figure 61 31 To adjust the front rear of the upper feed dog 1 loosen the bar lifter Set the adjustment lever to the maximum value on the indicator Tighten the bar lifter 2 Turn the pulley until it moves to the end of the upper feed dog rear side 3 loosen the screw Adjust the gap a from the end of the needle plate front side to the end of the upper feed dog front Figure 62 side by moving the upper feed dog 4 Adjust the screw 3 Table 8 Model a SC T 9214 03 333 23 5 SC T 9316 03 233 18 SC T 9316 A04 435K 18 5 Figure 63 To adjust the pressure of the upper feed dog 1 loosen the nut a 2 control the pressure with using the adjustment screw ea The pressure should be enough to move the texture exactly but the upper feed dog should not damage the texture Check the standard measures on the table 9 Figure 64 Turn to direction to increase the pressure Turn to direction to decrease the pressure Note f the pressure is too low irregular feed and noise could be happened Table 9 The Height of the Pressure Adjustment Figure 65 Screw for the Upper Feed Dog Model a SC T 9214 03 333 25 5 SC T 9316 03 233 24 SC T 9316 A04 435K 23 5
4. SunStar Figure 50 FigureA 0 5mm 1 0mm Figure 51 FigureB Figure 52 0 3mm Figure 53 29 28 HEMMING WIDTH ADJUSTMENT 1 The hemming guidance bottom should be contact on the front face of the needle plate slightly To do this loosen the screw and move the bracket up down as required 2 To adjust the cutting width loosen the screw and move the hemming guidance from the side to side as required Then tighten the screw Figure 54 29 Adjusting Upper Feed Dogs SCT Series 1 Forward backward Feed Adjustment Loosen the bar lifter 1 Adjust the required quantity with the lever Move to direction to increase the quantity Le Move to direction to decrease the quantity Tighten the bar lifter 1 TO X To adjust slightly loosen the bar lifterCD and then turn KO bar lifter as required Tighten the bar lifter after completing this adjustment Figure 55 273 8 Figure 55 2 Forward backward Feed Adjustment Loosen the screw 1 Adjust the range by moving the stopper and he feed of the upper feed dog scale is 1mm he maximum value is 12 However please do not i exceed the maximum value table 6 for each model Table 6 Forward backward Feed Adjustment Range of the Upper Feed Dog Mod
5. Do not operate without a finger guard and a safety protection device Turn off the combination switch before threading lever change needle selection and cleaning EEM erste AA 940 4 0 A4 ds 34 Ale SHAS AE off SES HPAL CAUTION Do not operate without finger guard and safety devices Before cleaning and changing thread needle and etc 2N tum off main switch JR GO 455 7 ups SANS BIEA FARO ASAE WELL ENTIRE STRUCTURES FRAME Oil gauge Face plate Presser foot Top cover Power switch Oil window 9 Spool thread stand Hand pulley Thread adjuster Protective devices Finger guard Safety valve SPECIFICATIONS Model SC T 9200 Series Explanation High speed Over edge Overlock sewing machine Stitch form ISO 504 514 Use General sewing knitwear Sewing speed max 6000 8500 s p m depend on the sewing material Stitch width 1 4 3 6mm max 3 8mm 5mm depend on the sewing material Needle Organ DCx27 Nm 65 Needle distance 2 needle 4 stitching 2mm Presser foot lift max 5 5 5mm depend on the sewing material Feeding volume adjustment system Button system Differential feed ratio 0 7 2 depend on the sewing material Differential feed ratio adjustment system Adjust screw a
6. 32 SunStar 31 Pressure foot change s lt 1 Turn the pulley until the needle is on the highest position 2 Press the lever 1 and rotate the pressure foot arm 2 to the Q side of the cloth plate 0 of 3 Loosen the screw Change the pressure foot O Then tighten the screw SAS S 0 Z Z 4 Press the lever and then the pressure foot arm 2 is 2 2 S 9 returned Figure 67 32 Pressure foot position adjustment 1 Loosen the nut Loosen the screw to eliminate the pressure of the pressure foot arm 2 Turn the pulley until the needle is on the lowest position 3 Loosen the screw Match the part that the needle passes through of the pressure foot and the needle hole on the needle plate Adjust the pressure foot to make the pressure foot and upper side of the needle plate in parallel Then tighten the screw 4 Loosen the screw Move the pressure foot arm 2 for the slight adjustment Figure 68 5 tighten the screw 6 6 Tighten the screw 5 during pressure adjustment Then tighten the nut 4 needle Figure 69 33 33 Left right position of the upper feed dog adjustment 1 As mentioned in 32 Pressure foot position adjustment adjust the pressure foot position 2 Loosen the screw 1 and Adjust the upper feed dog 3 position by moving upward feed guide and
7. USER S MANUAL SC9200 SERIES SC9300 SERIES High Speed Overlock Sewing Machine 1 FOR AT MOST USE WITH EASINESS PLEASE CERTAINLY READ THIS MANUAL STARTNG USE 2 KEEP THIS MANUAL IN SAFE PLACE FOR REFERENCE WHEN THE MACHINE 1 Thank you for purchasing our product Based on the rich expertise and experience accumulated in industrial sewing machine production SUNSTAR will manufacture industrial sewing machines which deliver more diverse functions high performance powerful operation enhanced durability and more sophisticated design to meet a number of user s needs Please read this user s manual thoroughly before using the machine Make sure to properly use the machine to enjoy its full performance The specifications of the machine are subject to change aimed to enhance product performance without prior notice This product is designed manufactured and sold as an industrial sewing machine It should not be used for other than industrial purpose SunStar CO LTD SunStar MACHINE MODEL Fabric Weight Over Edge Width 1 Extra Light Light 3 3mm 2 Light Medium 4 4mm 3 Medium Heavy 5 5mm 4 Heavy Extra Heavy 6 6mm Series Code 5 Very Heavy 7 7mm SC92 Over edge SCC92 Over edge Condensed Stitch SC93 Safety Stitch Pitch of Feed Dog Teeth SCT92
8. Figure 72 34 35 Adjusting of the lifting quantity between the pressure foot and the upper feed dog SCT9300 Series 1 Turn the pulley until the bottom of the feed dog is below the upper side of needle plate 2 Confirm that the bottom side of the small pressure foot is close to the upper side of needle plate If not follow the next steps 3 Loosen the nut 4 Pull down the pressure foot lifting lever until it is close to the screw To make the bottom side of the small pressure foot contact the upper side of needle plate adjust the height of the small pressure foot by turning the screw 1 as required 5 Return the pressure foot lifting lever and tighten the nut 2 to fix the screw 1 safely 6 Lift the pressure foot Loosen the screw 7 Adjust the pressure foot lifting range a by the stopper Table 11 8 Tighten the screw SCT9200 Series 1 Turn the pulley until the bottom of the feed dog is below the upper side of needle plate 2 Loosen the nut 3 Pull down the pressure foot lifting lever until it is close to the screw Adjust the pressure foot lifting range a by turning the screw D as required Table 11 4 Return the pressure foot lifting lever 3 and tighten the nut 2 5 Lift the pressure foot Loosen the screw Adjust the stopper to make it contact the pressure foot arm Tighten the screw Table 11 Lifting quantity between the pressure foot and the upper feed
9. Over edge Variable Top Feed 1 1mm Needle Space SCT93 Safety Stitch Variable Top Feed 2 1 25mm 0 1 Needle SC94 Over edge Cylinder Bed 3 6mm 2 2mm SCT94 Over edge Cylinder Bed Variable Top Feed 4 2mm 3 3mm SC95 Double Chain Stitch 5 2 5mm 5 5mm Stitch Type Operation Lift 0 Plain Seaming 2 Standard 1 Blind Stitch Hemming 3 High 2 Serging 4 Extra high 3 Turn Up Down Hemming 5 Ultra high 4 Shirring 5 Attaching Tape N Wrinkle Free 8 Back Tacking Rows of Feed Dogs 9 Versatile 1 Row Standard 6 1 Row Special 2 Rows Standard 2 Rows Special 3 Rows Standard 3 Rows Special 4 Rows Standard 4 Rows Special OI 5 Rows Standard 5 Rows Special Table of Contents 1 SAFETY RULES vq 6 1 MACHINE DELIVERY 6 2 MACHINE INSTALLATION 6 3 MACHINE REPAIR JJ JJJJJqJ 6 4 MACHINE OPERATION 7 5 SAFETY DEVICE 7 6 PLACEMENT OF CAUTION
10. SC9214 03 333 2X3 0 6 1 13 1 66 2 19 2 72 3 25 3 8 SC T 9214 03 333 2X4 0 6 1 13 1 66 2 19 2 72 3 25 3 8 SC9212 02 333 2X5 0 6 1 13 1 66 2 19 2 72 3 25 3 8 SC9316 03 233 3X5 0 6 1 13 1 66 2 19 2 72 3 25 3 8 SC T 9316 03 333 5X5 0 6 1 13 1 66 2 19 2 72 3 25 3 8 SC9316H A05 535 5X5 0 8 1 5 2 2 2 9 3 6 4 3 5 0 SC T 9316 A04 435 5X5 0 8 1 5 2 2 2 9 3 6 4 3 5 0 SC9344 A04 435 5X3X4 0 8 1 5 2 2 2 9 3 6 43 5 0 7 DIFFERENTIAL FEED RATIO ADJUSTMENT Check the OFF status condition of a power switch before adjusting the differential feed 2 UIN 279 J Figure 19 Figure 20 1 To get the large differential feed ratio loosen the and turn the screw then lower the The end of the sewing machine is shrinking To get the small differentia feed ratio turn the screw to direction and raise the lever 2 After adjusting tighten the nut 8 MAX MIN DIFFERENTIAL FEED RATIO FEEDING VOLUME OF THE MAIN FEED DOG 1 Loosen the screw remove the cover from the back of the sewing machine 2 Loosen nut and move up down the linkC2 To increase the differential feed ratio move the link toward direction To decrease the differential feed ratio move the link toward direction 3 After adjusting place the cover on the back of the sewing machine and tighten it with the sc
11. adjusting from side to side with the setting values Tighten the screw temporarily 2 Adjust the distance between the looper and the needle Move the end of the looper to the center line of the double chain stitch needle by turning the hand pulley Loosen the screw move it back and forth to set the distance between the looper holder and the needle groove at 0 0 05mm by turning adjusting screw Tighten the 3 Adjust the back forth momentum of the double chain stitch looper e Remove the cover loosen the screw turn the hinge pin as required Turn to direction to make quantity increased Turn to direction to make quantity decreased 4 Adjust the quantity when changing the double chain stitch needle Turn the hinge pin O to direction when the needle specification is altered to the bigger number Turn the hinge pin to direction when the needle specification is altered to the smaller number Note Do not loosen the screw too much Table 4 Model a SC T 9300 Series 1 4 1 6mm SC T 9316 04 435 1 6 1 8 SC T 9344 04 435 i SunStar TE Ia Figure 42 0 0 0 05mm eS LE Le Figure 43 Figure 44 Figure 45 27 24 QUANTITY OF SUPPLIES THREAD ADJUSTMENT 1 Needle threads guidance To adjust this loosen the
12. be safe from machine injuries CAUTION These safety instructions must be observed to prevent machine errors 1 Machine Delivery Only qualified technicians who are familiar with the safety instructions should carry the machine Make sure to fully observe the following instructions when carrying the machine The machine should be carried out by two or more people Clean the oil to prevent accidents when delivering Danger 2 Machine Installation Installation environment may incur machine malfunction or breakdown Make sure to meet the following conditions Undo a package from the top in order Beware nails in wooden box Dust and humidity can cause pollution and corrosion of the machine Air conditioner should be equipped and cleaned regularly Warning Do not expose the machine directly to the sun Allow at least 50cm of space on each side of the machine for convenient maintenance Explosion hazard Do not operate machine in explosive atmospheres where aerosol spray is used in large quantity or oxygen is controlled The lighting is not offered because of the nature of the machine the lighting should be install in the workspace by users Reference details of the machine installation are illustrated in 4 INSTALLAION 3 Machine Repair Only SUNSTAR MACHINERY Co Ltd trained and selected repair engineers should go repair work Turn off the power before cleaning or repairing the mac
13. screws D SC T 9300 Series When the needle drops the loop of the looper move the thread guidance to the direction like the figure Note To increase the quantity of threads move it to direction like the figure To decrease the quantity of hreads move it to direction like the figure Figure 46 ct SC T 9200 Series 2 Double chain stitch looper take up lever and thread guidance DS Loosen the screw adjust the double chain stitch Dial gt gt looper take up lever and thread guidance 2 JN Note i The quantity of the double chain stitch looper thread can be changed by adjusting the looper take up lever or thread guidance When the needle drops the loop of the looper it causes the tangled thread and skipped stitches Figure 47 Adjust the double chain stitch looper take up lever and thread guidance Adjust the thread guidance to increase decrease the quantity of the looper thread asser a av nas de pc nn ere 3 Looper take up threads guidance Loosen the screw adjust the looper take up threads 0 guidance to balance quantity of top bottom looper thread I move to direction to decrease the quantity and move to direction to increase the quantity MESE Figure 48 Figure 49 28 25 UPPER BLADE CHANGE 1 Loosen the screw Move the fixed blade holder to the left to the utmost limit Tighte
14. DJUSTMENT 1 When the main differential feed dogs are raised from the lowest position to the front face of the needle plate the feed dogs should be aligned with the front face of the needle plate 2 To do this adjustment open the side cover and loosen the screw After adjusting the feed dog turn the screw 12 HEIGHT OF SUB FEED DOG Adjust the distance between the end of the main feed dos and the end of the sub one in advance according to the type of the sewing machine Table 2 This distance is widening for the thick stuff and become narrow for the thin stuff Loosen the screw fix the sub feed dog amp by adjusting it up down 20 Figure 24 d Y A A o s 8 Figure 25 SunStar 13 HEIGHT OF NEEDLE 1 Turn the hand pulley until the needle reaches to the highest position LJ 2 Adjust the vertical height a between the front face of the 3 49 SC 9300 Series SC 9200 Series o needle plate and the end of the needle as follows SC T 920 0 0 o SC T 93 0 0 0 6 2 3 type a gt 10 4 10 6mm 4type 11 8 12mm Stype 144 14 6mm a a To do this adjustment remove the rubber stopper on the top Z cover Set the height by loosening the screw and adjusting Figure 26 the needle bar up down Fix it w
15. STICKERS 8 7 CONTENTS OF CAUTION STICKERS 8 2 ENTIRE STRUCTURE q T 9 3 SPECIFICATIONS 10 4 INSTALLATION men nnn nnn nnn nnn 11 1 ADJUSTING BELT TENSION 11 2 BELT COVER INSTALLATION 11 3 TREADLE CONNECTION 11 5 DIRECTION OF PULLEY ROTATION 12 6 LUBRICATION 12 OIL J 12 2 LUBLICATING OIL nnn nnn nnn ccc eo 13 3 OIL GAUGE OIL WINDOW 13 4 MANUAL LUBRICATION 13 5 SILICONE OIL OF HR DEVICE eee 14 6 LUBLICATING OIL CHANGE 14 7 OIL FILTER CHANGE 14 7 STANDARD ADJUSTMENTS P 15 1 NEEDLE
16. TMENT 25 21 PRESSER FOOT LIFTING ADJUSTMENT 26 22 PRESSER FOOT STOPPER ADJUSTMENT 26 23 DOUBLE CHAIN STITCH LOOPER OF SC9300 SERIES ADJUSTMENT 27 24 QUANTITY OF SUPPLIED THREAD ADJUSTMENT 28 JS UPPER BLADE CHANGE Le 6 e 29 26 LOWER BLADE CHANGE euenire teneis nes 29 27 OVEREDGE WIDTH ADJUSTMENT Su eem ad 29 28 HEMMING WIDTH ADJUSTMENT esee 30 29 ADJUSTING UPPER FEED DOGS SCT SERIES 30 30 ADJUSTING OF UP DOWN POSITION AND OPERATING RANGE 31 31 PRESSURE FOOT CHANGE 22 lee re 33 32 PRESSURE FOOT POSITION ADJUSTMENT 33 33 LEFT RIGHT POSITION OF THE UPPER FEED DOG ADJUSTMENT 34 34 ADJUSTING THE LIFT TIMING OF THE UPPER FEED DOG AND PRESSURE FOOT 34 35 ADJUSTING OF THE LIFTING QUANTITY BETWEEN THE PRESSURE FOOT AND THE UPPER FEED DOG 35 SAFETY RULES The following set of safety rules categorized as Danger Warning and Caution indicates possibilities of physical or property damages if not fully observed DANGER These safety instructions must be observed to be safe from danger when installing delivering or maintaining the machine WARNING These safety instructions must be observed to
17. ard the side To change the presser foot 1 Turn the hand pulley to the highest point 2 lower the presser lifting lever and then reach the presser foot arm in good condition Figure 15 5 PRESSER FOOT PRESSURE ADJUSTMENT The presser foot pressure should be set light but transfer the sewing material precisely and adjust the pressure to form regular stitches 1 Loosen the adjusting nut to adjust the presser foot pressure and tighten the adjusting screw as much as you need 2 Fix the adjusting nutCD by tightening after adjusting 6 PRESSER FOOT STITCH WIDTH ADJUSTMENT Manual pulley Figure 17 Figure 18 1 Turn the manual pulley pressing the button weakly then it will be pressed more deeply 2 To increase the stitch width in the state of pressed button turn the hand pulley to the direction Turn the manual pulley to the direction to decrease the stitch The relationship between the stamp of the hand pulley and the feed is noted in the table The relationship between the stamp of the hand pulley and the feed is changed according to the used textile and the differential ratio Adjust the stitch width according to the table 1 p 4 Tablet Stitch width setting 1 2 3 4 5 6 7 SC9204 01 233 4 0 6 1 13 1 66 2 19 2 72 3 25 3 8 SC9204 02H 233 3 0 6 1 13 1 66 2 19 2 72 3 25 3 8
18. as possible EET ee ee LN ee ae ee ee See eee oe ee ee eee ee eee a A i WARNING i When you operate machine you should put the cover on to prevent physical injury by the i i belt Turn off the power before inspecting or adjusting i 5 Saeety Device Caution Safety Label Note directions for sewing machine use b Belt Cover Device to prevent physical injury by the motor or clothes from being stuck in the machine Ginger Guard Device to prevent finger to come in contact with the needle Safety Valve Device to protect worker s eyes 6 Placement of Caution Stickers is attached on the machine for the safety Caution Stickers Read thoroughly the manual before operating the machine CAUTION Do not operate without finger guard and safety devices Before cleaning and changing thread needle and etc tum off main switch SSH WNBA go 581 DIS Mat BAILY Haude WEA FURO ASI HAN JN Do not operate without a finger guard and a safety protection device Turn off the combination switch before threading lever change needle selection and cleaning 9 els Go AS 3 HA Mel a 2 AUS off SE AA 7 Contents of Caution Stickers 1 an gt gt
19. dog Model Height of the upper feed dog SC T 9214 03 333 5 5 SC T 9316 03 233 5 SC T 9316 A04 435K 7 SunStar Figure 73 C die TM De El g Figure 74 35
20. e 31 distance b between the needle and the needle guidance after is 0 1 0 2mm To do this loosen the screw and move the front needle guidance back forth as required Y Z 0 03 0 05mm Q 52 Figure 32 0 0 05mm 0 1 0 2mm Figure 33 23 17 DOUBLE CHAIN STITCH NEEDLE GUIDANCE ADJUSTMENT 1 When the double chain stitch needle is on the lowest point to adjust the needle guidance after the distance c between the double chain stitch needle and the needle guidance after should be 0 0 05mm To do this loosen the screw and move the needle guidance after back forth as required 2 To adjust the needle guidanceC2 arrange the distance d between the double chain stitch needle and the needle guidance to 0 05 0 1mm To do this loosen the screw and move the needle guidance before back forth as required Figure 34 c 0 0 05mm d 0 05 0 1mm P Figure 35 24 SunStar 18 PRESSER FOOT INSTALLATION 1 Loosen the adjusting screw until the pressure of presser foot arm spring decreased 2 Turn the manual pulley when the needle reaches to the CT highest position i 3 Install the presser foot to make the presser foot and the front face of the needle plate to be in contact exactly for the correspondence between the needle groove of the needle plate and the press
21. e distance d about 0 2mm Then tighten the screw 2 When the upper looper is farthest from the left adjust the mentioned setting distance b between the end of the lower looper and the center line of the overlock needle then tighten Figure 29 the screw Table 3 Model a b SC T 9300 SC T 9204 Series 4 4 4 7mm 10 8mm SC T 9214 03 333 5 4 5 7mm 10 5mm SC T 9344 04 435 5 4 5 7mm 11 8m SC T 9316H 05 535 4 9 5 2mm 12 8mm SC9212 02 333 1 1 3mm 10 5mm SC9316 A05 435 4 4 4 7mm 12mm 0 2mm 0 5mm Figure 30 SunStar 16 NEEDLE GUIDANCE ADJUSTMENT 1 Overlock needle guidance adjustment When the end of the lower looper reaches to the center line of gt Back Front Front the overlock needle check the needle is lain aslant 0 0 03mm from the lower looper toward operator Refer to 14 LOWER LOOPER ADJUSTMENT S lt Under the above condition to adjust the needle M guidance after adjust the needle guidance after CD to 9 o WO make the needle on a aslant by the guidanceCD The distance is 0 0 05mm To do this loosen the screw and move the rear needle guidanceCD back forth as required 9 N The end of the lower looper is on the center line of the needle to adjust the needle guidance before When the T needle is on a slant by the needle guidance after CD the Figur
22. e of the needle plate To do this move the stopper bolt up down as required 3 Tighten the nut S P SC9200 Series 1 Loosen Figure 39 2 When lowering the presser foot lifting lever adjust the distance a between the front face of the needle plate and the back face of the presser foot To do this move the stopper up down as required 3 Tighten the nut Figure 40 22 PRESSER FOOT STOPPER ADJUSTMENT Loosen the 2 When lifting the presser foot set the distance b between the stopper and the presser foot arm at the Omm Adjust the stopper up down by loosening the screws 3 Tighten the nuts Adjust the lifting quantity of the presser foot on the bottom face of presser foot which is at the center of the needle plate 56920 0 0 O OO 56930 0 0 O OO 2type height of presser foot 5mm 3type height of presser foot 5 5mm 4 5 type 2 height of presser foot 7mm Figure 41 26 23 DOUBLE CHAIN STITCH LOOPER OF SC9300 SERIES ADUSTMENT 1 Adjust the distance a between the end of the looper and the center line of the double chain stitch needle Refer to table 4 Turn the hand pulley until the double chain stitch looper goes farthest from left Loosen the screw fix the looper holder by
23. el Feed SC T 9214 03 333 1 6 Figure 56 SC T 9316 03 233 1 6 SC T 9316 A04 435K 1 6 30 SunStar 30 Adjusting of Up Down Position and Operating Range 1 Turn the pulley until the upper feed dog is in the highest position Remove the upper cap 2 Loosen the bar lifter amp E and set the upper feed adjustment lever on the scale 2 Then tighten the bar lifter 3 To adjust the up down position 3 1 loosen the screw Put the screw in the center of the upper feed dog Then tighten the screw 3 2 turn the pulley until the upper feed dog is in the lowest position 3 3 loosen the screw Set the gap between the upper feed dog and the differential feed dog to 0 2mm by moving the upper feed dog 3 4 Tighten the bar lifter Figure 57 4 To adjust up down operating range of the upper feed dog 4 1 loosen the screw To set the operating range a of the upper feed dog by the link as required turn the pulley until the upper feed dog is in the highest position and Figure 58 measure the height of the upper feed dog 4 2 Tighten the screw Table 7 AD Central line Model Height of the upper feed dogla Oe Upper feed dog SC T 9214 03 333 45 SC T 9316 03 233 3 5 ie SC T 9316 A04 435K 55 T Differential feed dog Figure 59 Top feed dog
24. er foot To do this loosen the screwD of SC9300 Series and loosen the screws of SC9200 Series 4 Tighten the presser foot pressure adjusting screw when adjusting the pressure Figure 36 19 PRESSER FOOT ARM LEFT RIGHT ADJUSTMENT 6 1 Loosen the screw C D 2 Move the manual lifting lever up and down Remove the presser foot bar from the arm 9 smoothly To do this adjust the presser foot arm shaft from side to side 2 3 Tighten the screw B lt AZ Figure 37 20 PRESSER FOOT LIFTING LEVER ADJUSTMENT 1 Fix the feed dog on the needle plate 2 Loosen the screw D 3 When pressing the collar and the presser foot arm shaft make them not rock from side to side turn the collar to the arrow direction Set the distance between the presser foot lifting lever and the stopper 5 to about 1mm 4 Tighten the screw Figure 38 25 21 PRESSER FOOT LIFTING ADJUSTMENT Presser foot lifting is depending on the type of the sewing machine Identify the type of the sewing machine and select the A proper lifting quantity of the presser foot from the table 7 SC9300 Series 1 Loosen the nut 2 When lowering the presser foot lifting lever the backside of the presser foot should be at the edge of the front fac
25. ering of the oil through the oil window when operating the sewing machine 4 MANUAL LUBRICATION Lubricate about 2 3 drops of oil into the oil hole the needle bar the upper looper holder when you use the sewing machine first time or do not use it quite a while Lubricate oil part and to prevent jamming during a trial run of the Caution Machine at a high speed Figure 7 5 SILICONE OIL OF HR DEVICE Put the silicone oil into the silicone oil tankCD Fill up the lack of oil before shrinking to prevent needle thread and textile from damaging 6 LUBRICATION OIL CHANGE Change the oil after the first month and then change it every six months If not the life of the sewing machine is going down 1 Discharge the lubricating oil by loosening the oil outlet screw QD 2 After discharging fix the oil outlet screwCD firmly Figure 9 T OIL FILTER CHANGE 1 Remove the cover by loosening the screw Clean oil or change the oil filter after checking it Replacement cycle 6 months 2 After insert the oil filter install the cover and the screw Figure 10 Make sure not to leak the remained oil from the oil filter when removing it Caution STANDARD ADJUSTMENTS 1 NEEDLE This sewing machine uses the DC x 27 sized needle Select the proper needle according to the thickness and type of the sewing materia
26. hine Wait for 4 minutes so the machine electricity is completely discharged Do not change the specifications or any parts on the machine without confirmation from Caution SUNSTAR MACHINERY Co Ltd Such change may cause safety accidents Use only SUNSTAR MACHINERY Co Ltd parts when repairing machine Put all safety cover on after repairing SunStar 4 Machine Operation Warning SC 9200 SC 9300 Series is designed for applying sewing to knitwear and other similar materials Read thoroughly the following instructions Read thoroughly and fully understand the manual before operating the machine Dress for safety Keep your hands or head away from the moving parts of the machine such as needle looper spreader take up lever and pulley when the machine is in operation Do not remove the safety valve and all kinds of covers when the machine is in operation Be sure to connect the ground wire Be sure the main power is turned off and the power switch is set to OFF before opening the cover of any electrical component or control box Turn the machine off when threading needles or inspecting the finished sewing Do not press the pedals when you turn on the power Do not drive when the cooling fan is blocked with dust Clean the air filter in control box once a week Q Install the machine away from strong electromagnetic wave such as high frequency welder as far
27. ith the screwCD M Figure 27 14 LOWER LOOPER ADJUSTMENT 1 Lower looper setting distance When the lower looper is farthest from the left the bottom of the needle bar adjust the distance b between the end of the lower looper and the center line of the needle bar as follows SC T 9200 SC T 9300 series b 3 7 3 9mm SC T 9316 04 435 SC9344 04 435 b 4 1 4 3mm To do this adjustment loosen the screw adjust the looper holder left right then fix it by screw 2 Front rear of lower looper adjustment When the end of the lower looper reaches to the center line the needle should be lain aslant about 0 0 03mm from the lower looper toward the operator To do this adjustment loosen the screw and adjust the looper holder back forth slightly by turning the adjusting screw back forth then fix it by screw 2 Figure 28 21 15 UPPER LOOPER ADJUSTMENT 22 1 When the upper looper is farthest from the left adjust the setting distance b between the end of the lower looper and the center line of the overlock needle depending on the model Table 3 In case of 512 stitch the distance a is between the center of the looper eye and the center line of the overlock needle After this adjustment tighten the screw temporarily When the end of the upper looper is across the backside of the lower looper set the distance c about 0 5mm and th
28. ls because of the various size of needle Metric size 65 70 75 80 85 90 130 N 0 N Japanese size 9 10 11 1 2 NEEDLE REPLACEMENT A C Ye A Check the OFF status condition of a power switch before setting the needle Warning Loosen the screw like figure12 and figure13 to change the needle NYY 25 ee Check that the indentation Scart of the needle is turned to the w back of the sewing machine and insert the needle then tighten the screw A le 2 Figure 11 x MEE X oQ xD Figure 12 Figure 13 A Do not remove the needle set screw completely when changing the needle Caution 3 THREAD TENSION ADJUSTMENT To fasten the thread to Increase the thread tension turn the thread tension cap clockwise To loosen the thread to decrease the thread tension turn each thread tension cap counterclockwise Each thread tension should be set light as possible but adjust the tension to form the beautiful stitches the sewing materials and the thread A Adjust the thread tension according to Reference 4 PRESSER FOOT PLACEMENT REMOVAL To remove the presser foot 1 Turn the hand pulley to the highest point 2 lower the presser lifting leverCD and then rotate the presser foot arm tow
29. n the screwCD temporarily 2 Then remove the screw and movable blade To install new movable blade turn the hand pulley until movable blade holder reaches to the lowest position within the movement range Figure A The cutting section of movable and fixed blade is overlapped about 0 5 1 0mm depending on the overedge width 3 Overlap the cutting section of the movable fixed blade to cross the center point of the upper blade A and the center point of the fixed blade like Figure B 4 Put the thread between the movable and the fixed blade Check the cutting motion by turning the manual pulley 26 LOWER BLADE CHANGE 1 Loosen the screwCD Move the fixed blade holder to the left to the utmost limit Tighten the screwCD temporarily 2 Loosen the screw remove the fixed blade Install new fixed blade depending on the order 3 4 above mentioned 1 UPPER BLADE CHANGE CAUTION The edge of the fixed blade is located 0 0 3mm below the front face of the needle plate to install new fixed blade 0 0 3mm below the front face of the Caution needle plate to install new fixed blade The edge of the fixed blade is located 27 OVEREDGE WIDTH ADUSTMENT 1 Loosen the screwCD Move the fixed blade holder to the left Tighten the screw temporarily 2 Loosen the screwC2 move the movable blade clamp from side to side as required Install the movable fixed blade depending on the order 3 4 above mentioned 1 UPPER BLADE CHANGE
30. nd adjust lever Lubrication system Automatic lubrication by oil pump Used oil General sewing machine oil ISO VG 22 Model SC T 9300 Series Explanation High speed Thick Stuff Safety Stitch Overlock sewing machine Stitch form ISO 516 401 514 Use Thick Stuff sewing knitwear type Sewing speed max 6000 7500 s p m depend on the sewing material Stitch width 1 4 4 5mm max 5 5mm 7mm depend on the sewing material Needle Organ DCx27 Nm 7 130 Needle distance 3 5mm Presser foot lift max 5 7mm depend on the sewing material Feeding volume adjustment system Button system Differential feed ratio 0 7 2 0 8 1 5 Differential feed ratio adjustment system Adjust screw and adjust lever Lubrication system Automatic lubrication by oil pump Used oil General sewing machine oil ISO VG 22 INSTALLATIONS 1 ADJUSTING BELT TENSION Check the OFF status condition of a power switch before adjusting tension on 1 Put the sewing machine on the table install the belt on the sewing pulley connect the belt to the motor pulley and adjust the belt tension 2 adjust the length of deflection around 2cm when pressing the center of the belt 2 BELT COVER INSTALLATION Install the belt cover 1 with the screw A Install the belt cover for the safety Caution 3 TREADLE CONNECTION Connect the presser le
31. rew The adjustment of the differential feed ratio can be possible but the stitch width is changed together Figure 21 SunStar 9 FEED DOG CHANGE 1 Differential feed dog Loosen the screw remove the differential feed dog Install a new differential feed dog and tighten the screw 2 Main feed dog Loosen the screwCD remove the main feed dog Install a new differential feed dog and tighten the screw 10 HEIGHT OF FEED DOG 1 Turn the hand pulley until the main feed dog reaches the highest point 2 According to the type of sewing machine adjust the distance gt between the front face of the plate the of the 2 or 3 feed dogs from the end of the main feed dog backside Table 2 To do this loosen the screw move up down main feed dog as much as required 3 Raise the feed dog by turning the hand pulley When the end po of the main feed dog is aligned with the front face of the needle plate the end of the differential feed dog should be aligned with the front face of the needle plate Tighten the screw Figure 23 Table 2 Model a b SC T 9300 SC T 9200 Series 0 7 0 9mm 05mm SC T 9316 04 435 10 142 SC9344 04 435 adu SCO316H 05 535 ii 13mm 03mm 11 GRADIENT OF FEED DOG A
32. ver D to the treadle 2 by using the chain G Adjust the length of the chain to make the treadle 2 easier to operate SunStar Figure 1 Figure 2 Figure 3 11 DIRECTION OF PULLEY ROTATION The sewing pulley is turned clockwise when seeing from the end of the pulley We recommend that you operate the sewing machine at the rate of 4 000 s p m for 200hours about a month for the durability Caution The direction of the main shaft pulley and the motor pulley rotation is clockwise Figure 4 LUBRICATION Check the OFF status condition of a power switch before lubricating 1 OIL Mobil Velocite Oil No 10 ISO Viscosity Grade 22 A Do not put foreign substances into the lubricating oil to prevent oil from aging of and breaking down Caution SunStar 2 LUBICATING OIL Figure 5 Figure 6 This sewing machine is shipped without oil To use the machine without breakdown open the rubber stopper on the top cover and lubricate oil to the top limit of the oil gauge Small quantity of lubricating oil cause the machine breakdown and large quantity of lubricating oil cause the quality deterioration because of the spattering of the oil Caution 3 OIL GAUGE OIL WINDOW Check the oil gauge before operating the sewing machine Lubricate oil when the oil surface is under the 2 lines Check the spatt
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