USER'S MANUAL
Contents
1. EN Fire or death may be caused by high voltage electric shock Don t open the cover except for CA service man assigned by SWF When open the cover tum off C power and wait for 6 minutes A N Injury may be caused by winding Be sure to turn off the power D before cleaning lubricating adjusting or repairing Ne D Physical damage may be caused by winding Don t put your hands near the arrow while the main shaft is C rotating J S Physical injury may be caused by crevice AN Don t put your finger in a groove on the table M A j Injury may be caused by moving needle Ensure that the machine is ina stop condition before changing threading or rethreading of C needies or changing of needles Physical damage may be caused by interposition While embroidery frame is running according to the direction of embroidery frame may be injured your hands by gap between fixed V body and embroidery frame 7 Gp Tum off the main power before rotating the main shaft by hand 2 Do not remove covers during operation Turn off the main power before opening electricity related boxes J AN Physical damage may be caused by winding Don t put your hands near the needle bar amp take up lever while machine is runing M Observe the directions on ALL warning stickers placed on the machine as reminders for your safety 1 Location of Warning Stickers2. Trimming Sensor a sensor bolt tha cB m 1mm spring unit 9 2mm Sensor spring Fig 7 6 7 3 PICKER ADJUSTMENT If the position or the starting height of the picker is incorrect the machine may not be able to separate the upper and the lower thread and cut them both resulting in short upper thread O Adjusting the picker position Correct position Manually move the picker so it touches the 3 of picker bobbin Using the picker screws adjust so the tip of the picker is in the correct position as in Picker Fig 7 7 Adjusting the starting height Unfasten the screw on the picker stopper Adjust E eccentricity so that the picker softly touches the p bobbin when pressed by hand Fig 7 7 7 d Picker stopper Picker stopper Fig 7 8 7 4 ADJUSTING UPPER THREAD HOLDER D Adjusting Sensor Adjustment Rings Make the following adjustments if you find errors in the wiper return system amp Open the cover of the wiper motor Of the two sensor adjustment rings align the center of the sensor screw in the rear ring with the 1 carve point on the fixed block on the cam shaft Align the center of the sensor screw in the front ring with the 2 carve point on the fixed block on the sh
3. Clutch CF GP GO 12 11 10 9 8 AD M ATLL AD AD A ra 7 Fig 5 6 A CAUTION trimmer and the take up lever continue to move even when the needle bar is stopped by the clutch Avoid any operations i e threading the needle or changing thread Long time operation of the needle bar with the clutch may damage the bar controller 5 5 UPPER THREADING AND TENSION ADJUSTMENT 1 Upper Threading 12 9 6 3 AT AT AT ATS 3 ae 2 LI LI TN Upper thread stand IO RO Upper thread from the upper thread stand Sub thread adjuster Thread tension adjustment board Thread detecting roller Thread detecting board Take up lever spring Rotary tension disk Main thread tension adjuster Upper thread guide Thread guide upper Take up lever Thread guide middle Thread guide lower Upper thread holder spring
4. Encoder Fig 7 18 7 9 JUMP SOLENOID ADJUSTMENT Adjust the position of the jump solenoid if the solenoid has been replaced or it malfunctions 1 Adjusting the Standby Position assembling the solenoid and the bracket D Use the spanner for jump solenoid adjustment included in the SWF basic kit to unfasten the solenoid Re fasten the nut with the solenoid 3 5mm away from the bracket If the space is larger than 3 5mm the solenoid will interfere the needle If the space is smaller than 3 5mm the needle bar controller will hold the needle in the JUMP CODE 2 Adjusting the Installation Position assembling a solenoid installed bracket on the base plate Adjust so that the bracket is around 1 5mm from the base plate Fig 7 20 Fasten the bracket screw Incorrect position of the bracket will interfere with the needle movement as the needle bar controller will hold the needle in the JUMP CODE Base plate 1 5mm Solenoid bracket Bracket screw CHAPTER 8 TROUBLESHOOTING A CA GRUTION Inspect repair the machine by the guideline when in machine failures Error Type Cause Inspection 8 Repair Reference Operation failure of fuse START Loose belt tension belt damage Power failure or short circuit 3 Failure to sense signals for needle position or 1 rotation Red light on X Y drive bo
5. RI a slat al OTSI EL m Fig 1 3 Front MMM TT a Fig 1 4 From top 1 6 CONTENTS OF WARNING STICKERS 1 Warning N AN WARNING Injury may be caused by winding t Be sure to turn off the power before cleaning lubricating adjusting or repairing Jh Notice Cover in the WARNING means all covers near operating part of the machine N WARNING Injury may be caused by moving needle Ensure that the machine is in a stop condition before changing threading or rethreading of needies or changing of needles 24 N WARNING Fire death may be caused by high voltage electric shock Don t open the cover except for service man assigned by SWF When open the cover turn off power and wait for 6 minutes E CHAPTER 2 INSTALLATION A
6. Inspect the tension in the direction of the arrows in the picture below Fig 6 6 CHAPTER MACHINE ADJUSTMENTS A WARNING Turn OFF the main power when adjusting the machine 7 1 ADJUSTING THE TRIMMERS 7 1 1 Adjusting the Position of the Trimming Cam Insert Angle of Movable Blade The movable blade is started by the trimmer cam in the angle it is inserted As one of the basic trimming functions it arranges the upper thread tails in the needle after trimming 1 Adjusting the position of the movable blade D Check if the movable blade is in the correct position Tip of the movable blade should be around 1mm from the center of the fixed blade Incorrect position of the movable blade can cause trimming errors or deviation of the upper thread 3 Unfasten the crank screw to adjust the location of the movable blade see Fig 7 1 Fasten the screws back 2 Adjusting the angle of the movable blade D Unfasten the screws on the blade cam directly connected to the lower shaft Turn the lever to adjust the main shaft rotary angle at 295 Press the trimming solenoid and insert the trimming cam roller into the trimming cam Fig 7 2 Turn the cam and when the roller aligns with the curve of the cam fasten the cam screws back Run the manual handle and check if the movable blade is well inserted at 292 Always check
7. Insufficient oil in hook Clean main and sub tension adjusters in the thread tension adjusting plate Adjust tension Clean bobbin case and check tension on bobbin spring Change to quality thread Adjust timing Oil the raceway of hook Needle breaks Bent needle Bad quality needle 9 Tip of the needle is worn or bent Needle touches the hook point 5 Needle touches the hook point amp Incorrect installation of needle Needle touches the needle hole on the plate Change needle Space the needle and the hook point Correct the installation Check if needle plate is unscrewed Adjust the position of the needle bar Error Type Cause Inspection amp Repair Reference Puckering Excessive thread tension Excessive pressure of presser foot 3 Needle failure worn out damaged needle tip needle is too large for thread Needle hole is too large for needle Adjust tension Change presser foot spring Change needle Use adequate size of needle x SWF C needle holes are 2 0mm Trimming failure D Short circuit of trimming fuse Poor connection quality of trimming solenoid Bad connection Trimming driver TR damaged Check and change fuse F1 in joint board Check and change solenoid and solenoid connection Check connection Change joint board Check fuse spec SWE Error Type Ca
8. Presser foot Needle Fig 5 7 NOTE Do NOT stand on the table when threading the upper thread stand The table may be damaged SWE Threading the sub tension adjuster Threading the thread detector roller Threading the main tension adjuster Threading around the needle Thread Sensing Roller Thread Guide Disk One turn Pass through the middle of shaft Wrap the thread clockwise around the thread guide disk Wrap the thread around the detector roller one time half turn Rotary Tension Disk Wrap the thread 1 5 times around the rotary tension disk V shaped groove Thread guide Thread holder lower Spring Fix the upper thread between the thread holder spring of the lower thread guide 2 Upper Thread Tension Adjustment Fig 5 8 thread and needle breaks Thread tension adjustment is critical for producing high quality of the embroidery A balance of 2 3 upper thread and 1 3 lower thread generally indicates good tension If the tension is too loose the upper thread will loop causing thread tangles or breaks If the tension is too tight puckering may occur as well as The upper thread tension is controlled by the sub and main thread tension adjusters Turn clockwise to increase the tension and counterclockwise to decrease the tension The sub tension adjusters should control about 2 3 of the th
9. USER S MANUAL FOUR HEAD AUTOMATIC EMBROIDERY MACHINE WITH FLAT SIX HEAD AUTOMATIC EMBROIDERY MACHINE WITH FLAT SWF E Series 1 THIS IS AN INSTRUCTION FOR SAFE USE OF SWE AUTOMATIC EMBROIDERY MACHINES READ THOROUGHLY BEFORE USE 2 CONTENTS IN THIS INSTRUCTION MAY CHANGE WITHOUT PRIOR NOTICE FOR IMPROVEMENT OF MACHINE QUALITY AND THUS MAY NOT CORRESPOND TO THE MACHINE YOU PURCHASED CONTACT YOUR SALES AGENT FOR INQUIRIES 3 THIS IS DESIGNED AND MANUFACTURED AS AN INDUSTRIAL MACHINE IT SHOULD NOT BE USED FOR OTHER THAN INDUSTRIAL PURPOSE CHAPTER 1 CHAPTER 2 CHAPTER 3 CHAPTER 4 CHAPTER 5 CHAPTER 6 TABLE OF CONTENTS SAFETY RULES uber Rex SEE a ea 1 1 1 1 MACHINE DELIVERY unes toss eee es sce nie ae o oM mo evs are eels io prot o lero aeo sre sapete isie ESETT 1 1 1 2 MACHINE INSTALLATION Vague eg e Vac QUE we e e is aie s alea gie a Rie WE eS ioe ERE SP Meu 1 2 1 3 MACHINE OPERATION PERM eae eee see Met OME ses esed es ees s tasub ers aedis me id 1 3 1 4 REPAIR sS 978995 RIT SIR USUS E 9198 9 M8 8 08 9 9 ODE Y C 9 ES rS ORC RR rr e 1 3 1 5 PLACEMENT OF WARNING STICKERS 1 4 1 6 WARNING STICKERS us Saree SL aie vus a eRe Sie ale e qs m wre aye Bie aS 1 5 INSTALLATION AND MACHINE ASSEMBLY M RReRee eme 2 1 2 1 ENVIRONMENT Or IE ICONE CIE E P OCT DEM 2 1 2 2 ELECTRICITY E ESET SIS Y
10. Lower Thread Holder By holding the thread coming from the bobbin case after trimming the lower thread holder forms starting stitches after trimming Unscrew the movable blade crank Cut the lower thread with the movable blade and check the cross section of the thread If the lower thread tension is too weak or too tight use the tension control spanner included in the SWF basic kit to unscrew the nut on the lower thread holder Adjust the tension with the L wrench 3 Use the spanner to fasten back the nut CAUTION Clean the thread debris around the lower thread holder on a regular basis Fixed blade screw i T Tension adjusting spanner for lower thread holder Fig 7 5 7 2 ADJUSTING THE TRIMMER RETURN SPRING 1 Function The trimmer return spring detects if the movable blade returns to the correct position after trimming If the machine operates without the blade returned to its correct position the needle and the blade may be damaged The trimmer return spring detects and stops the machine if the blade has not returned 2 Adjustment Adjust so that the sensor spring is around 2mm off the center of the sensor when the movable blade is in its correct position Fig 7 6 Adjust so that the sensor spring and the sensor are around 1mm apart Center of the sensor spring should align with the center of the sensor
11. adjusting holder and move the thread guide body left or right for Thread tension adjustment reac adjusting nut Adjust the thread tension on the bobbin using a tension adjuster nut Tension adjusting holder Tightening screw for the tension adjusting holder Fig 5 17 CAUTION 1 Winding the bobbin off center or uneven as shown below can cause thread breaks skipped stitches or thread tangles X X X X Fig 5 18 CAUTION 2 Too tight tension of the bobbin thread may block smooth pulling of the thread and cause thread breaks or short tails 5 8 PRECAUTIONS IN USING FLOPPY DISKS OR USB MEMORY STICKS Make sure to meet the following conditions when using the above devices 1 You can use pre formatted disks but be sure to use disks of recognized quality 2 You can use USB memory sticks of FAT 16 file system The machine does not accommodate FAT 32 AN CAUTION gt When using floppy disks Keep the disks away from objects with magnetic fields i e televisions radios Protect the disks from excess heat humidity and direct sunlight Do not place heavy objects on the disks Do not remove the disk from the drive while formatting reading or writing the disk Do not open the cover of the disk drive Data cannot be written onto the write protected disks Repetitious reading and writing on a single disk may cause errors Save your impo
12. after the adjustment Movable blade Fig 7 1 Blade cam screws Lower shaft E Le Roller Roller Trimming Direction solenoid of cam movement Fig 7 2 7 1 2 Adjusting Space between Movable Blade and Hook To adjust a space between the movable blade and the hook remove or insert a spacer t 0 1 between the blade base and the hook base In the case of spacer removal make sure to check if the hook does not interfere with the movable blade Movable blade Fixed blade f Hook base Hook holder Fig 7 3 7 1 3 Adjusting Blade Tension Make sure to check and adjust the cross tension of the movable and the fixed blades after replacement or repair D Checking the cross tension L wrench Manually move the movable blade and cut the Movable blade upper and the lower threads Check the cross Movable blade Fixed blade section of the thread cut adjusting O Adjusting the cross tension See Adjust the cross tension using fixed blade Fixed blade tension control screws see Fig 7 4 Manually move the movable blade and adjust that it crosses in parallel with the cutting line of the fixed blade from its entry point to its return point blade crank Fig 7 4 NOTE Avoid excess cross tension It may cause the movable blade to wear out from overload at its entry or return point SWE 7 1 4 Adjusting Tension on
13. cycle Reference Fig Color change cam color change head roller Once in 3 months 2 Hinge screw Once in 1 months CAUTION Rotary hook base Lower shaft Fig 6 4 A CAUTION Turn OFF the main power during the grease supply Use lithium type grease JIS No 2 Albania No 2 NO Where to Grease Greasing cycle Reference Fig 1 Head drive LM guide Once a month CATUION Do NOT grease the parts not indicated needle bar hook etc d Head drive LM guide upper cover opened di b Fig 6 5 6 4 DRIVE BELT TENSION A CAUTION Turn OFF the main power when inspecting drive belt tension Too weak or too tight tension on the drive belt may cause machine malfunction or damages abnormal wear out of drive unit Inspect the driver belt on a regular basis NO Location for inspection Inspection cycle Inspection Fig 1 Belt on main shaft motor Once in months Belt tension 2 Upper amp lower shaft belt Once in3 months Belt crack 3 Belt wear out 3 X axis timing belt Once in 3 months Bearing damage 4 Y axis timing belt Once in 3 months 5 Wear outs of rotating parts CAUTION
14. power before inspecting or cleaning of the following parts NO Important Parts for Cleaning Cleaning cycle Reference Fig 1 Around the hook Every day Guide rail to the take up lever Once a week 6 Around the movable blade and the fixed blade Once in 3 7 days 9 How to Clean Remove the needle plate and insert the bobbin between the trimming solenoid flanger and stopper Turn the main shaft with a lever and the movable blade 6 will move see picture Use the SWF brush to remove dirt and dust 4 X Y drive pulley teeth and timing belt teeth Once a month How to Clean e Unscrew the stainless cover so X Y drive belt shows Blow off the dust on the teeth of the timing pulley and the timing belt turn the pulley once Close the cover after cleaning Guide rail to the take up lever Q Trimming cam box Fixed blade Fig 6 1 6 3 OIL SUPPLY CAUTION AN Make sure to turn the power OFF during oil supply CAUTION AN Sun Star is not responsible for machine damages or wear outs caused by insufficient oiling 1 Oil supply Use the SWF sewing machine oil Spindle Oil or ISO standard VG18 2 Manual oil supply No Where to Oil Oiling cycle Ref Fig 3 4 times a day 1 Take
15. the guide rail take up lever screw take up lever x Check fuse spec Error Type Cause Inspection amp Repair Reference Poor detection of upper thread Failure of thread detecting roller Poor connection amp quality of tension adjusting plate Disassemble the roller and clean the roller and bush bearing Check the plate connection and change the circuit board Bad jump Short circuit of fuse for Change front fuse in joint x Check fuse spec jump circuit board Bad solenoid and bad Check wiring and change solenoid wiring solenoid Bad connection Check connection Switch failure on tension Change switch and circuit board adjusting board and bad circuit board Bad stitch Bad tape Correct tape quality Inadequate tension on X Y belt 9 Foreign substance in X Y rail Failure of X Y driver board 5 Heavy load on frame Adjust tension Clean the rail Change circuit board Reduce speed of main shaft SWE Error Type Cause Inspection amp Repair Reference Thread breaks Stitch is too small dense for thread Frequent thread break in the same spot Inadequate needle size for thread Needle damage bent dent worn Incorrect needle installation height direction etc Dirty needle adhesive etc Re punch d
16. the main shaft lever to set the shaft at around 130 Position the needle at the lower dead stop and check if the needle is at the center of the needle hole on the plate CAUTION Check the needle position on all heads O If the needle is not in the correct position unscrew the brackets two screws to adjust the head and the needle see Fig 7 16 L wrench Needle plate Needle plate Fig 7 16 7 7 ADJUSTING HALF TURN FILM FOR COLOR CHANGE Adjust the half turn film as below to align the needle to the center of the needle hole on the plate for automatic color change Turn the hand lever for color change and align the roller at the center of the straight line of the cam see Fig 7 17 Open the cover of the half turn sensor and align the center of the half turn sensor with the center of the film Fig 7 17 CAUTION Manual color change must be performed at the upper shaft angle of 100 Manual color change at the upper shaft angles other than 100 may cause damage on the controller and the take up unit 7 8 ENCODER ADJUSTMENT Adjust the encoder as below if the needle bar stops at an incorrect position O Unfasten the two encoder coupling screws Turn the hand lever fix the upper shaft angle at around 98 and adjust the encoder as in Fig 7 18 Tighten the screws when FIX POS light is turned on Encoder Base
17. thread tension hold a thread from the bobbin and jiggle the bobbin case lightly up and down The case should drop and the tension should be 25 359 Fig 5 13 5 7 THREAD WINDER 1 Lower thread winding Insert the bobbin into the thread winder shaft as in Fig 5 14 Wind the bobbin 5 6 times by hand in the thread winding direction Then press the start button and the thread winding begins Thread tension adjusting nut Tension adjusting holder Tightening screw for the tension adjusting holder Bobbin axis Bobbin Fig 5 14 If the thread winding status is poor press the stop button Then the winding stops immediately 2 Adjustment of bobbin thread volume When winding thread around the bobbin the thread volume should be some 80 of the bobbin size in terms of diameter as in Fig 5 15 CAUTION 1 If the bobbin thread volume is too high the lower thread is not properly released 2 When the lower thread is wound by 80 of the standard bobbin size it means some 80m Fig 5 15 Bobbin thread volume is adjusted by the thread Knob winder knob When the knob is turned clockwise Decrease the bobbin thread gets thicker When the knob is turned counter clockwise the bobbin thread gets thinner Fig 5 16 3 Adjustment of bobbin thread status The thread should be wound around the bobbin in parallel Otherwise loosen the tightening screw for the thread winder s tension
18. DIUM thread after too short and comes Set LONG or MEDIUM trimming unthreaded length of trimmed thread in Upper thread is trimmed too long and thread tail remains on the embroidery data set up Set MEDIUM or SHORT length of trimmed thread in data set up if upper thread is held due to narrow velcro space in upper thread holder clean the velcro Thread is not cut at specific head Failure of movable and fixed blades Loose cross tension of the blades Movable blade damaged Incorrect return position of movable blade Check screws and crank driver clamp screws of the movable blade Check tension of fixed blade Change movable blade Adjust the position of movable blade Failure of upper thread holder Motor Bad fuse in motor for upper thread holder and error in connector Poor quality circuit board Check and replace F1 FF2 and F3 on the joint board Replace the joint board x Check fuse spec Failure to hold upper thread D Short strokes of upper thread holder Upper thread holder overloaded Adjust stroke Adjust the workload
19. ELT TENSION Sale So wid isin wu QE M eR ove ele bi ete vars TEE MT SS CUES SSS Sete 6 7 CHAPTER 7 MACHINE ADJUSTMENTS III 7 1 7 1 ADJU STING THE TRIMMERS Bin aie Tobe pH TIPP CI EE PE 75 7 2 ADJU STING THE TRIMMER RETURN SPRING qi oou a ioi Scorers FIR e sia eal re ol ate 7 3 7 3 PICKER ADJUSTMENT SS KR TS KEST DR OE E SAKS 7 4 7 4 ADJU STING UPPER THREAD HOLDER Stare ales 8 5 star s ord 90 019 558 9 ar 8 806 TE 7 4 7 5 ADJU STING HEIGHT OF PRESSER FOOT EID 1 6 7 6 CORRECT POSITION OF NEEDLE ST ORIG COE CQ CRC TCR AR Tep 7 7 ADJUSTING HALF TURN FILM FOR COLOR CHANGE eee e 7 8 7 8 ENCODER ADJUSTMENT ETELE EEEIEE EEEE nd en EEEE 7 8 7 9 JUMP SOLENOID ADJUSTMENT EET EE 2 89 7 9 CHAPTER 8 TROUBLESHOOTING HH HH HH HH HH HH HH en een 8 1 CHAPTER 1 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 repairing the machine WARNING These safety instructions MUST be observed to be safe from machine injuries CAUTION These safety instructions MUST be observed to prevent pr
20. I E Glens Sie SiS iene 2 1 2 3 LEVELING THE MACHINE vussi used ud vh ees x s aus Re VRNI RE UP alee ese Oss SS VE EE T 229 2 4 ASSEMBLY OF PERIPHERAL DEVICES M rr 2 3 PARTS OF THE MACHINE H IH I I I III III nre 3 1 FUNCTIONS AND FEATURES erretiroari rreka MH 4 1 FUNCTIONS FOR BASIC MACHINE OPERATION RMHIRe e eQIee 5 1 5 1 EMERGENCY POWER AND START STOP BAR SWITCH n 5 1 5 2 EMERGENCY STOP p 5 3 5 3 LAMP ON THREAD TENSION ADJUSTMENT BOARD n 5 4 5 4 NEEDLE STOP CLUTCH eius e e oig Men s sc s nora a Giu Vols e iu jas e o EV oe y o s 5 5 5 5 UPPER THREADING AND TENSION ADJUSTMENT HH 5 6 5 6 LOWER BOBBIN THREADING AND TENSION ADJUSTMENT 5 9 5 7 THREAD WINDER 5 10 5 8 PRECAUTIONS IN USING FLOPPY DISKS OR USB MEMORY STICKS 5 12 5 9 INSERTING FLOPPY DISKS AND USB MEMORY STICKS e 5 13 5 10 DELETING FLOPPY DISKS AND USB MEMORY STICK A 5 13 5 11 READING AND WRITING OF EMBROIDERY DESIGNS Rn 5 13 5 12 RETURN TO PREVIOUS LOCATION IN UNEXPECTED BLACKOUTS 5 13 5 1 3 NEEDLE HOOK TIMING CONTROL SOCIOL ORO RO a et eee ar Wd e 82 14 5 14 ASSEMBLY AND FUNCTIONS OF THREAD DETECTOR 5 19 MAINTENANCE AND INSPECTION HH 6 1 6 1 CHECK POINTS FOR REGULAR INSPECTION a bu ENSE Ie OS 8S 9 93 769 819975000916 6 1 6 2 CLEANING HH eee emere 6 1 6 3 OIL SUPPLY eM MH HH eee eee 6 3 6 4 DRIVE B
21. ND MACHINE ASSEMBLY Install your machine in an appropriate environment and with adequate electrical supply Failure to follow the directions may result in machine malfunction 2 1 ENVIRONMENT 1 Temperature D 0 40 C 32 104 F when the machine is in operation 25 55 C 13 131 F when the machine is not in operation 2 Humidity 45 90 relative CAUTION Do NOT let moisture drops on the machine Provide air conditioning to control humidity and to prevent dust and corrosion 3 Grounding Ensure the electricity is properly grounded Properly ground the machine to avoid the possibility of electric shock Use three wire grounding grounding resistance below 100 ohms A DANGER 4 Close any doors and windows near the machine to prevent direct light dust and humidity 5 Foundation under the machine must be a sufficiently strong and flat concrete to support the weight of the machine 2 2 ELECTRICITY Check if the input voltage of the machine is in the right range of the voltage supply before installing or operating the machine The voltage required is as follows 1 Input voltage to be adjusted when installing 100V 110V 120V 200V 220V 240V 2 Allowed range of voltage within 10 of the voltage set 3 Electric capacity and voltage consumption 640VA 440W 4 Insulation resistance over 10M ohms measured with 500V insulation tester Check the volt
22. OF NEEDLE BAR You can select the order of the needle bars up to the 99th bar GENERAL REPETITION WORK The same design can be repeated up to 99 times along the X and Y axis AUTOMATIC OFFSET The frame automatically returns to the offset point when the embroidery is finished to make it easier for you to switch the frames You can select AUTOMATIC OFFSET at PARAMETER SELECT MODE to move the frame automatically to the desired point making it easier to do appliques and to switch the frames MANUAL OFFSET You can manually move the frame to the pre selected point to do appliques or change the frames during embroidery work The frame can be moved back to its original place by simply pressing the right buttons RETURN TO START The frame can be moved back to the start point of the design during the embroidery work NON STITCHING The frame and the needle bar can move back and forth by the units of 1 100 1000 and 10000 stitches and by color without stitching 10 FRAME REVERSAL When the thread breaks or runs out of track you can move the needle bar back to the starting point of the design in the units of one to ten stitches 11 AUTOMATIC TRIMMING The automatic trimming function determined by the design and the machine set up enhances work productivity and quality of the finished product 12 AUTOMATIC DETECTION OF UPPER AND LOWER THREAD BREAKS The machine detects when the upper thread breaks or the lower thread is out of the needle and
23. Spool plate Support Thread holder Fig 2 4 2 Assembling Operation Box 2 2 d O A A Operation box Fig 2 6 Fig 2 5 CHAPTER 3 PARTS OF THE MACHINE MA AKA AA 2 OM 1905 7 Fig 3 1 Machine Body Head 9 Encoder Table Thread tension adjustment board Main power switch Upper thread stand 2 Sub controller Lamp Main shaft drive motor 5 Rotary hook base Trimming cam box Arm Color Change Upper thread holder 3 X axis driving system Y axis driving system 5 Bar switch 6 Frame 2 Main controller box Operation box Supporting bolt 3 Leveling base Q3 Thread detector CD Emergency power switch CHAPTER 4 FEATURES AND SPECIFICATIONS EXPANDED MEMORY SIZE The machine can store a maximum of 100 designs The basic memory size is 2 million stitches MIRROR IMAGE CONVERSION AND DESIGN DIRECTION You can turn the design from 0 to 359 in the increments of 1 and also reverse the design in the X direction mirror image ENLARGING AND REDUCING DESIGN You can reduce or enlarge the embroidery design in size from 50 to 200 by 1 along the X and Y axis AUTOMATIC SELECTION
24. aft D Adjust so the wiper return sensor is 1 1 2mm from the upper head of the sensor screw Make sure to check if the wiper return sensor turns on Wiper return sensor M Sensor screw rear DN 1 carve point j Sensor adjustment ring PON ye C Sensor screw front 2 carve point Fixed block on the cam shaft Fig 7 9 SWE If the wiper does not move well unscrew the driver link and adjust the wiper lever up and down Unfasten the bracket screw so there is lesser overload from upper thread holder bracket Adjust and fasten the bracket back at the point where the wiper moves well After adjustment run the color change to check if the wiper functions well at each needle bar Bracket screw Upper thread holder bracket Fig 7 10 If there occurs a trimming or jump problem on a particular head during the embroidery operate the wiper clutch to protect the embroidery and the wiper Press and turn the wiper clutch counterclockwise to operate the wiper clutch Press and turn it clockwise to stop the operation Fig 7 11 7 5 ADJUSTING HEIGHT OF PRESSER FOOT 1 Relationship between Presser Foot and Needle Embroidery Material For stable stitching the presser foot must be pressing the embroidery material before the needle pierces into the material The same is true for when the
25. age supply where the machine will be installed Install the cable away from the operator s work space to prevent accident or injury A WARNING 2 3 LEVELING THE MACHINE The machine must be accurately leveled especially front and back to prevent the needle from moving out of position 1 Use the adjusting bolts installed at the four stands to level the machine front rear left and right Use a level gauge D Check the voltage supply where the machine will be installed O Install the cable away from the operator s work space to prevent accident or injury If the difference in heights of the four bolts is over 10mm place spacers beneath the lower adjusting bolts to make the heights even Adjusting bolts 4 Fig 2 1 2 Use a nut to fasten the bolts when the machine is horizontally leveled Fig 2 2 3 Using the level gauge ee Level gauge Fig 2 3 CAUTION The level gauge does not measure accurately on a sguare pipe or a table 2 4 ASSEMBLY OF PERIPHERAL DEVICES 1 Assembling Upper Thread Stand
26. ance The hook can move right and left if there is an allowance in the lower shaft gear Eliminate the allowance gap by turning the hook clockwise Then adjust the timing Fig 5 24 O Adjusting Gap between Needle and Hook Point Gap between the hook point and the scarf of the needle ROOK pomi should be 0 1 0 3 mm minimum Thread skip occurs due to thread looping or inadequate balance gap between the needle and the hook The closer the hook point is to the needle the hook point will be inside the T loop and threading will be more stable 0 1 0 Fig 5 25 SWE CAUTION Functions by Needle Shape Front groove Needle eye Back groove Fig 5 26 O Size of the hole and groove differs by needle Front groove protects the thread from the heat of the sewing friction which may cause thread breaks Back groove helps regulate the hook timing and prevents looping Prevention of looping is important for stitching Adjust the hook point as close to the needle as possible to achieve the perfect thread position If thread breaks or stitches are unstable turn the needle slightly to the right Fig 5 27 NOTE Shape of the loop varies by the type of thread or fabric Unstable shape of the loop may result in skipped stitches The following pictures show different shapes of loop formed by different types of thread ES Co
27. automatically stops the machine 13 AUTOMATIC RETURN TO STOP POINT IN UNEXPECTED BLACKOUT When the power fails unexpectedly the frame moves back to the exact point where the stitching stopped This helps reduce the number of defects 14 3 5 FLOPPY DRIVE EMBEDDED A 3 5 floppy drive is embedded in the operation panel for you to read or store designs Both 2DD and 2HD disks can be used 15 EDITING You can delete change or insert stitch data and function codes jump finish trimming 16 INDIVIDUAL HEAD OPERATION You can work on the specific head with a broken thread 17 MACHINE STOPPAGE The screen will indicate why the machine has stopped 18 RPM The screen indicates rpm 19 FRAME SPEED SET UP You can adjust the frame speed to high medium or low 20 UNUSED MEMORY The screen indicates the memory available for use 21 TAPE CODE COMPATIBILITY 2 binary and 3 binary tape codes can be edited 22 CODES FROM OTHER BRANDS The machine can automatically read designs of various formats stored in the floppy disk These formats include SST DST DSB DSZ TAP FMC FDR ZSK 100 EXP 23 USB memory drive Designs can be input output and deleted using the USB stick CHAPTER 5 FUNCTIONS FOR BASIC MACHINE OPERATION 5 1 EMERGENCY POWER AND START STOP BAR SWITCH 5 1 1 Emergency Power Switch Starting the machine in the initial stage Turn on the main power Fig 5 1 Press the emergency power switch gre
28. d Any dust thread remnants etc will interfere the rollers rotation and may cause wrong detection 5 14 2 Disassembling Thread Detector You will need to disassemble the thread break detector unit to clean Remove the cover of the thread tension adjusting plate separate the cables and unfasten the roller base joint screw The entire unit will be disassembled including the rollers and bush bearing Roller base screw Fig 5 32 CAUTION Make sure to correctly place the thread detecting roller to have the unit properly function Check between the sensor groove and the film If needed unfasten the board base screw to adjust the board CHAPTER 6 MAINTENANCE AND INSPECTION 6 1 CHECK POINTS FOR REGULAR INSPECTION A CAUTION Safety rules must be observed during the inspection 1 Clean oil and grease the set parts of the machine on a regular basis 2 Inspect tension of each driver belt 3 Failure to perform regular inspections may cause the following e Corrosion of P C circuit board Damage to the semi conductor on P C circuit board Malfunction of the floppy disk drive connection of the connector Abnormal wear out of machine parts due to insufficient oiling and greasing 6 2 CLEANING A CAUTION A CAUTION SWF is not responsible for machine damages or malfunctions caused by insufficient cleaning or oiling Turn OFF the main
29. d fabric used Inappropriate needle may cause bad embroidery thread breaks skipped stitches etc amp For normal embroidery use a DB x K5 needle CAUTION DB xK5 needle has an eye twice larger than that of DB1 used for normal sewing Use DB X K5 for normal embroidery 2 Relationship between Needle and Thread Inadequate selection of thread and needle may result in thread breaks skipped stitches as well as in bad quality embroidery Refer to the following table of threads and needles used for normal embroidery Needle Size Thread Size US Japan Germany Cotton Silk Nylon Rayon ias i 63 70 80 100 120 130 150 70 100 0 27 10 70 0 29 11 75 1 100 1 100 130 0 32 12 80 50 60 80 100 00 130 E BS 50 60 60 70 80 100 130 150 0 36 14 90 CAUTION Needle and thread most commonly used in embroidery are DB xK5 11 and rayon yarn 120d 2 3 Changing the Needle Make sure the needle is completely clear of the needle plate before attempting to change it If the needle 15 not clear of the plate manually turn the main shaft with a hand lever to put the needle in the right location for change Immediately remove the lever afterward it is dangerous to operate the machine with the lever inserted CAUTION AN STOP the machine and turn OFF the power before turning the shaft manually A Es A L Needle plate heo n Y Needle
30. edictable machine errors 1 1 MACHINE ONLY TRAINED AND EXPERIENCED PERSONS FAMILIAR WITH THE DELIVERY RELEVANT SAFETY INSTRUCTIONS SHOULD HANDLE THE MACHINE MAKE SURE TO FULLY OBSERVE THE FOLLOWING INSTRUCTIONS 1 Using a crane Make sure that the crane is large enough to hold the machine Use a nylon DANGER rope of sufficient strength Place a wooden block at either side of the machine before tying the rope The angle should be 40 or less Make sure that the rope does not touch the table Pa Nylon rope NS wer x Make sure all persons and obstacles are out of the way of the moving equipment Wooden block Bolt Fig 1 1 SWE 2 Using a Forklift Make sure that size and weight of the forklift is sufficient to support the machine Use the pallet to place the machine so that its center is on the forklift arm see Fig 1 2 Lift the machine carefully so that the machine does not tilt to either side SAKS Fig 1 2 WARNING Make sure to maintain the weight balance in machine deliveries especially when unloading the machine from a forklift or crane in order to prevent injury or machine damages 1 2 MACHINE Installation environment may incur machine malfunction or breakdown INSTALLATION Make sure to meet the following cond
31. en color Emergency power switch will not turn on if the main power is off o Emergency power switch Fig 5 1 NOTE Emergency power switch detects emergency stop failures and prevents accidents Emergency power function detects the failure of the emergency stop function and prevents the machine from being switched on 5 1 2 Start Stop Buttons amp Bar Switch Kn Bar switch T SINE a Hn STOP Left Right START Fig 5 2 Use the START STOP buttons and Bar switch to Start the embroidery work or stop the machine during operation the frame back during machine stop Move forward in design during machine stop non stitching Move backward in design during machine stop non stitching 5 Do work other than embroidery lt O START STOP for starting embroidery and stopping the machine BUTTON OPERATION MACHINE OPERATION Press START Machine starts and embroidery work begins Hold START Machine inches see Note1 until you release the button Press STOP Machine stops NOTE 1 You cannot perform non stitching floating at the start of the embroidery because the function is not in the start menu To perform floating at the start press STOP to put the machine in STOP MODE Then press button to select the non stitching function START STOP durin
32. esign tape Re punch after checking design Correct the stitches on operation box Change needle Change needle Re install needle Clean or change needle and hook Check design Use minimum adhesive for applique Error Type Cause Inspection amp Repair Reference Bad thread weak uneven thickness poorly twisted old Right twisted thread Excessive thread tension Tension imbalance between upper and lower threads Excessive tension amp stroke on take up spring Change thread Change to left twisted thread Adjust tension Adjust tension and stroke Check the thread used x How to select thread Select soft thread with even thickness Choose left twisted thread s Z direction left twist S direction right twist x left twist prevents unraveling of the upper thread in the counter clockwise rotation of the hook SWE Error Type Cause Inspection amp Repair Reference Dent on thread path on hook and bobbin case 3 Narrow space between hook holder and groove for hook holder on hook Insufficient oil in hook Poor timing of needle and hook Incorrect lower dead stop Dent on thread path Fabric moves on the frame Inadequate height of presser foot does not press the work material Remove dent or change the case Adjust space Oil the raceway of hook Adjust timing Adju
33. g machine stop BUTTON OPERATION MACHINE OPERATION Press STOP Frame moves backward in selected movement units see Note 2 Frame starts to move backward If you press STOP before the machine goes 10 of the selected stitches Hold STOP the machine will stop immediately the machine moves back in the selected movement units If you press STOP after the machine traveled 10 of the selected stitches the machine will continue to move back Press STOP again Press STOP one more time and the machine will stop moving backward START STOP during forward non stitching during machine stop BUTTON OPERATION MACHINE OPERATION Press START Frame moves forward in selected movement units see Note 2 Frame starts to move forward If you press START before the machine goes 10 of the selected stitches Hold START the machine will stop immediately the machine moves back in the selected movement units If you press START after the machine traveled 10 of the selected stitches the machine will continue to move forward Press START again Press START one more time and the machine will stop moving forward D START STOP during backward non stitching during machine stop See 2 START STOP during machine stop Performing Work Other Than Embroidery If you want to perform a solenoid test a thread break sensor test or manual trimming select the function and press START Select function g
34. itions 1 The foundation under the machine 1 e table or desk must be strong enough to support the weight of the machine approximately 1 ton 2 Air conditioning can eliminate dust and humidity that can cause pollution and corrosion of the machine Make sure your machine is regularly cleaned 3 Long exposure to direct sunlight can cause the paint of the machine to fade CAUTION or change of the machine shape 4 Allow at least 50cm 20 inches of space on each side of the machine for convenient maintenance x Please refer to 2 Machine Installation and Assembly for installation details 1 3 MACHINE OPERATION A WARNING Ja 5 The SWF Automatic Embroidery Machine is designed for applying embroidery to fabric and other similar materials Pay careful attention to the WARNING and CAUTION stickers on certain parts of the machine Make sure to observe the following when operating the machine 1 Read thoroughly and fully understand the manual before operating the machine 2 Dress for safety Long and unbound hair jewelry such as necklaces bracelets and wide sleeves can get caught in the machine Wear shoes with non slip soles 3 Clear all persons from the machine before turning on the power 4 Keep your hands or head away from the moving parts of the machine such as needle hook take up lever and pulley when the machine is in operation 5 Do not
35. n on the take up spring affects the thread tension Turn the tension adjusting stud clockwise to increase the tension and counter clockwise to decrease the tension Adjusting stroke of the take up spring To adjust the stroke of the spring during embroidery work move the take up spring stopper to right or left as shown in Fig 5 11 Thread tension adjusting stud Fig 5 11 5 6 LOWER BOBBIN THREADING AND TENSION ADJUSTMENT 1 Lower Threading D Use cotton yarn 80 120 for your lower thread Threading the bobbin Insert the threaded bobbin into the bobbin case with the thread coming out from the case slot Pull the thread through the thread guide Check if the bobbin is rotating Fig 5 12 Thread the lower thread holder and trim the thread to 3 4cm before inserting the bobbin and the case into the hook assembly Long tail can cause the thread to tangle during stitching 3 4cm Lower thread holder Screw CAUTION 1 Direction of the Bobbin Rotation Make sure that the bobbin rotates clockwise when you pull the thread holding the bobbin case in your left hand Tension spring Thread guide Fig 5 12 2 Lower Thread Tension Adjustment Adjust the tension of the lower thread using the nut on the tension spring on the bobbin case Turn the nut clockwise to increase the tension and counterclockwise to decrease Driver the tension CAUTION 2 For adeguate bobbin
36. needle comes out of the material 2 When the Presser Foot is Too High D Needle In Presser foot Needle Needle out in Embroidery material E M Needle plate Fig 7 12 Fig 7 13 shows the presser foot fails to press the work material when the needle pierces into the fabric causing an unstable needlework Needle Out Fig 7 14 shows the presser foot fails to press the work material when the needle comes out of the fabric The embroidery material is lifted up along with the needle making a gap between the fabric and the needle plate This may cause thread breaks skipped stitches or unstable stitching V Needle In Fig 7 13 3 Adjusting the Height of the Presser Foot Check the relationship between the presser foot and the needle embroidery material Turn the main shaft lever to position the needle at the lowest point 178 Remove the head cover and unfasten the screws on the presser foot so it moves up and down Fig 7 15 Place Imm thick gauge on the needle plat and lightly press the presser foot Fasten the screws snugly when the presser foot touches the gauge Fig 7 14 Presser foot holder Screw Eu Washer 4 EJ Presser foot Needle plate Fig 7 15 SWE 7 6 CORRECT POSITION OF NEEDLE Make sure to check the position of the needle it may change during machine delivery or leveling First check if the needle is bent Then turn
37. plate 7 7 Fig 5 20 Needle When inserting the needle make sure that the groove Needle insert hole of the needle is facing front Shaft of the needle should be inserted completely into the needle bar Needle groove front Fig 5 21 CAUTION 1 For special threads such as artificial silk turn the HE E needle slightly to the right to prevent thread breaks LL see Fig 5 22 11 CAUTION 2 PELA If the needle is not inserted all the way to the top of the needle bar hole timing of the machine will go off r causing broken needles and thread breaks Fig 5 22 4 Relationship between Needle and Hook O Adjusting Timing between Needle and Hook Default timing of the needle and the hook is set by the main shaft angle of 201 and varies as below F uci Top edge of the Hook point Top point of hook 18906 eye needle eye circumference 2 E RR Oe Needle tip Le DC ERG MEER _ ZN Lower dead stop of the needle Fig 5 23 a Atlower dead stop of the needle bar 2 3 3 7 mm b At needle hook timing 1 8 2 2 mm The figures may snang according to needle specification number c At needle hook timing 0 5 1 5 mm CAUTION fo Hook allow
38. read tension while the main adjuster should handle the other 1 3 Set the sub tension adjuster so the upper thread flows smoothly through the rotary tension disks and into the rollers of the main tension adjuster CAUTION If tension at the sub adjuster is too loose the detector roller may not rotate well and make wrong detections After adjusting the tension check if the upper thread tension is what can be pulled with little force of around 100 1209 CAUTION After adjusting the tension pull the upper thread to see if the detector roller rotates well Adjust the tension according to the type of thread and fabric used Adjusting nut Sub tension adjuster a us Main 1 tension adjuster Fig 5 9 3 Take Up Spring CORRECT x WRONG Connect between the take up spring and the stopper stopper Take up spring Take up spring unable to connect with the stopper due to dust or foreign substances in the stopper O Take up Spring Functions Fig 5 10 Difference in the length of the upper thread pulled by the take up lever and pulled by the hook creates tension or looping When the tension is too weak the take up spring handles the leftover length of the upper thread Increase the tension or the stroke of the spring to form tight stitches on the embroidery Take up Spring Adjustment Tensio
39. remove the safety cover on the pulley or shaft when the machine is in operation 6 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 7 Be sure the main switch is OFF before manually turning the main shaft 8 Turn the machine off when threading needles or inspecting the finished embroidery 9 Do not lean against the cradle or place your fingers near the guide grooves of the frame 10 The machine noise may exceed 85db when it is run at a maximum speed It is not higher than the standard level but you may need earplugs or sound proof facilities for the operator and other workers 1 4 REPAIR DANGER Only SWF trained and selected repair engineers should do repair work 1 Turn OFF the power before cleaning or repairing the machine Wait for 4 minutes so the machine electricity is completely discharged CAUTION It takes about 10 minutes after turning off the main switch before the electricity is fully discharged from X Y main shafts and the drive box 2 Do not change the settings or any parts on the machine without confirmation from SWF Such change may cause safety accidents 3 Use only SWF parts when repairing your machine 4 Replace all safety covers when you are finished with your repair 1 5 PLACEMENT OF WARNING STICKERS
40. rtant data on more than one disk for back up gt When using USB memory sticks Do not delete USB memory from the USB port when reading and writing with USB 5 9 INSERTING FLOPPY DISKS AND USB MEMORY STICKS Inserting floppy disks Insert the disk in the indicated direction Inserting USB memory sticks Insert the USB memory into the USB port Gy Floppy disk USB memory Fig 5 19 5 10 DELETING FLOPPY DISKS AND USB MEMORY STICK To take out the disk from the floppy drive press the OUT button For USB close the input output window and delete the USB memory AN CAUTION Be careful not to remove the floppy disk from the drive when formatting reading or writing in order to prevent loss of data 5 11 READING AND WRITING OF EMBROIDERY DESIGNS You can use external devices such as floppy disks USB memory CF cards and serial port to read designs into the operation box For writing the designs onto floppy disks and USB memory sticks are available 5 12 RETURN TO PREVIOUS LOCATION IN UNEXPECTED BLACKOUTS Your SWF machine goes back to the location of stop to pick up stitching when the power comes back on after unexpected blackouts CAUTION Make sure to turn OFF the power in unexpected blackouts until the power comes back on 5 13 NEEDLE HOOK TIMING CONTROL 1 Needle It is very important to select the right needle for the type of thread an
41. st the lower dead stop x Check Thread path in presser foot Around needle hole needle plate Thread guide on the head Thread path in tension adjuster Fix the material firmly Adjust height Set it at 0 5 0 7mm for smooth feeding of upper thread Error Type Cause Inspection amp Repair Reference Skipped Bent needle Stitches Inadequate needle size for thread 9 Incorrect installation of needle Poor timing of needle and hook Large gap between needle groove and hook point Incorrect lower dead stop Damaged hook point Thread feeding is interfered Inadequate thread twist elasticity and flexibility Excessive tension or stroke on the take up lever spring a Fabric moves with needle weak or damaged presser foot spring Change needle Adjust installation Adjust timing Adjust the lower dead stop Use whetstone to adjust hook point or change hook Adjust thread tension For upper thread change bobbin or bobbin case Select right thread for embroidery Adjust stroke or tension Change presser foot spring SWE Error Type Cause Inspection amp Repair Reference Poor stitch Weak upper thread tension Adjust tension tension Uneven upper thread tension due to foreign substances 3 Weak lower thread tension Uneven lower thread tension Thread thickness Poor timing of needle and hook
42. t Press START NOTE 1 Inching refers to low speed embroidery at a 100 rpm range performed for stable stitching when the machine is re started after stop NOTE 2 Frame movement unit refers to the BK STITCH UNIT in EMB FUNCTION You can select from 1 to 10 stitches by 1 stitch 5 2 EMERGENCY STOP Press EMERGENCY STOP if you have to stop the machine immediately i e machine error SISSIES RRRRRRRRR SA A SA SA 29999999 2999999 29999999 9999999 Fig 5 3 EMERGENCY STOP will turn off the machine O To restart the machine rotate the main shaft to 100 3 Turn the EMERGENCY STOP button off and then on again ON 4 Fig 5 4 5 3 LAMP ON THREAD TENSION ADJUSTMENT BOARD 1 Switch For normal operation turn the toggle switch on to turn on the indicator lamp If the machine stopped after detecting a thread break move the frame back to the location of the thread break using STOP button and restart the machine to pick up stitching design edit NOTE If you want to move the frame back for any reason when a thread break has NOT occurred press the toggle twice OFF and ON again 3 set the needle bar so a specific head does not work turn the toggle switch off CAUTION 1 The take up lever continues to operate even
43. the bobbin case out of the hook Feed small x Over twice a day for amount of oil on the raceway i the first month 2 Needle bar and needle bar shaft Once a week O Inside the arm Once a week OMO 4 Guide rail to the take up lever Once a week CAUTION 1 Excess oil may stain the thread and the fabric 2 Run the machine without stitching for 2 3 minutes after oiling 3 Excessive oiling in the hook may cause trimming problems and thread breaks Head Fig 6 2 3 Semi Automatic Greasing from Oil Tank O Greasing Cycle once in 2 3 days Fig 6 3 CAUTION Use the SWF sewing machine oil Spindle Oil or ISO standard VG18 Make sure to fill the oil tank to the middle point between HIGH and LOW Grease supply AN CAUTION Make sure to turn OFF the main power during the grease supply Use high quality mineral based lithium grease NO Where to Grease Greasing cycle Reference Fig Inside the arm Regular greasing prevents machine noise and abnormal wear out Take up lever drive 1 Needle bar drive cam Once in 3 months t Needle bar controller Take up lever drive roller 2 Driving plate for the upper thread holder Once in 1 months 3 p gear and lower gear in the rotary hook Once iri3 months ase 4 Blade cam Once in 3 months Places for supplying synthetic TM grease NO Where to Grease Greasing
44. tton thread loop P4 Pe Hook point Hook point Synthetic thread loop Fig 5 28 5 Relationship between the Take up Lever and the Hook Hook point timing is directly related to thread tension and thread breaks The following pictures show the location of hook when the take up lever starts to move up from the lower dead stop main shaft rotation angle 292 Fast Hook Timing Groove of the hook is in the A range The hook point will take up the thread when the loop is too small Stitching will be faster than the take up A movement As a result the thread tension will be too loose upper thread loop will be too small and skipped stitches will occur Too small Fig 5 29 Slow Hook Timing Groove of the hook is in the B range The hook point will take up the thread when the loop is too P large so there may not be skipped stitches However the take up movement will be faster than the stitching and thread breaks may occur Too large Fig 5 30 CAUTION In normal hook timing the hook should be in the C range in the picture below Fig 5 31 SWE 5 14 ASSEMBLY AND FUNCTIONS OF THREAD DETECTOR 5 14 1 Functions of Thread Detector Detection of the breaks of upper or lower threads prevents ill quality embroidery The thread break detector unit contains rollers that sense the smooth feeding of the threa
45. use Inspection amp Repair Reference Trimmer return failure Poor connection of sensor Bad circuit board 3 Bad sensor or sensor position Dirty area around the sensor Check connection Change circuit board change sensor clean around the sensor adjust location of the sensor unit Short upper thread after trimming due to separation failure Movable blade is too fast or too slow to separate the upper thread Incorrect position of picker Picker failure Adjust insert angle of movable blade 293 Adjust picker position Check and change fuse F1 x Check fuse spec Check change solenoid and solenoid connection Check connection and change joint board Thread break before trimming Upper thread is too short check main and sub tension adjuster dent or damage to movable blade Lower thread is too short doesn t unwind smoothly too weak or too elastic Adjust upper thread tension remove dent using whetstone or sandpaper or change movable blade e adjust or change bobbin case spring Check for dent clean check for dent in thread guide on the bobbin case Change lower thread Too short lower thread cannot make stitches right after trimming Error Type Cause Inspection amp Repair Reference Short upper Upper thread is trimmed check upper thread tension The default is ME
46. when the head is turned off This movement can cause the upper thread to come out of the holder Use a rubber magnet to fix the unused upper thread 2 Thread Break Detector Lamp Lamp on a specific head will blink when thread break is detected at the head while lamps on other heads will be turned off You cannot turn the lamp ON or OFF on the other heads using the toggle switch CAUTION 2 Foreign substances around the thread detector roller may block smooth rotation of the roller and cause wrong detection of thread break on 2S OFF Thread detection delete Thread sensor roller Li T nee Toggle switch Fig 5 5 3 Deletion of Thread Break Detection Function Poor function of the thread detecting roller due to foreign substances around it may result in wrong and frequent detections causing inefficiency of work In this case you can turn off the detecting function by turning off the toggle switch at the end of the thread tension adjustment board This will turn off the detecting function on the head you are working with 5 4 NEEDLE STOP CLUTCH SWE The needle bar moves when the red signal on the clutch is facing the operator Fig 5 6 Turn the clutch 90 in the direction of the arrow to stop the needle bar
47. x amp Machine does not start at Adjust belt tension change belt Check fuse in main shaft motor and change fuse Run manual color change and check if signal lamps needle set lamp amp needle position lamp blinks at correct needle position Adjust the half turn film Address the cause and press RESET Check if the lamp turns green Check connection of START switch Incorrect Stop Position D Loose tension on main driver belt Incorrect position of encoder or bad encoder Adjust belt tension Adjust encoder position or change encoder SWE Error Type Cause Inspection amp Repair Reference Bad Color Incorrect position of needle Refer to user s manual Set main shaft angle back at Change stop 100 if you manually moved Failure to sense signals for needle position or 1 rotation Incorrect position of needle bar Incorrect position of take up lever Failure in fuse for color change motor Bad connection Run manual color change and check if signal lamps needle set lamp amp needle position lamp blinks at correct needle position Adjust the half turn film Set it to the correct position Adjust so take up lever is in line with other levers in stop position upper shaft angle 100 Change fuse F3 in joint board or check connection it for cleaning inspection or repair Unscrew the lever and adjust so it is in line with the others on
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