User`s Manual
Contents
1. SunStar User s Manual KM 570BL 1 needle drop feed needle feed sewing machine KM 570BL 7 1 needle drop feed needle feed sewing machine with automatic thread trimmer KM 572BL 2 needle drop feed needle feed sewing machine KM 572BL 7 2 needle drop feed needle feed sewing machine with automatic thread trimmer 1 For proper use of the machine thoroughly read this manual before use 2 Keep this manual in a safe place for future SUNSTAR MACHINERY CO LTD ase MME 060710 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 MACHINERY CO LTD Table of contents Safety Rules for Machine 2555 cies te eect eee acrannemeenaneanannananaiente 4 1 Specification EE IAN AAS IAAI A I E A N O A2. SunStar 10 Adjusting feed dog height Turn the pulley so that the feed dog is positioned at its hight to adjust the feed dog Loosen the fork clamp screw of the feed dog base as in Figure 29 and move the feed dog base up and down so that the feed dog protrudes about 1 mm from the needle plate top After adjustment fasten the clamp screw firmly About 1 mm a HE 7 Seb j r a Y NY o Figure 29 11 Adjusting the auxiliary presser foot and the upper feed presser foot Both the auxiliary presser foot and the upper feed presser foot move up and down Itis normal that both of them move up and down to the same height Take the following steps either to adjust the stroke of both to be the same or to make one of the two adjusted lower or higher depending on sewing materials 1 Adjusting the strokes of both to be the same Figure 30 A The vertical motion range of the supplementary presser foot and the upper feed presser foot is 2 6mm B Loosen the adjusting hinge screw C Vertically adjust the hinge screw depending on sewing fabric When the motion range is set large move the adjusting hinge screw upward Otherwise move the adjusting hinge screw downward 19 2 Adjusting the height of the strokes of both different Figure 31 A Adjusting the auxiliary presser foot Loosen the pressure adjusting screw and the bracket fastening screw x Adjust the bracket fasteni
3. Be sure to wait at least 360 seconds before opening this cover after turn off main switch and unplug a power cord Ig MFO of BAS Uez AWS Swe AHS Yel AA a412 d l 4 Al 6052 JCH OAJO 1 7 Content of Caution GAUTION IA a i Do not operate without finger guard and safety devices Before threading Caution changing bobbin and needle cleaning etc switch off main switch SJS H H9 HAZ S0 AtSatAl DIAS a el HS mMstAILt SAAHE BEA FABIO AALE MFAS CAUTION 4 Hazardous voltage will cause injury Be sure to wait at least 360 seconds before opening this cover after turn off main switch and unplug a power cord n HFA Col AME 9 9258 H SHE MHS Weld AH 418 LIM 36022 JIC ASAIL 1 Sewing machine 1 Specification Presser Foot Lift 2 000spm 9mm 36mm 10 5mm 16mm C TT T a TTTT Crossing Between Upper Feed Presser Foot and Supplementary Presser Foot TT qede pex wanena TT Automatic Backtacking Device Basic Supply EEE Basic Supply po Automatic Trimmer Basic Supply Power Supply 2 Motor 2 6mm Horizontal 2 5x Hook DP x 17 23 14 25 Basic Supply 568 x 178mm 1 phase 110 220V 1 phase 110 220V 1 phase 110 220V 1 phase 110 220V 3 phase 220V 3 phase 220V 380V 3 phase 220V 3 phase 220V D Servo motor controller 2 Clutch motor MODEL VOLT W HERTZ HEC 1706 1 Phase 110 220V 400W 50 60 Hz HEC 1705 3 Phase 220 380V 400W 50 60 Hz 3 Periph
4. Filling the oil pan with lubricants A Fill the lubricant up to the H point B You should use the exclusive oil provided by SUNSTAR for industrial sewing machines or TELLUS C10 of the Shell company C Ifthe oil lever drops to the L level replenish it to the H point D Change the lubricant once every two weeks Figure 3 4 Belt tension adjustment After installing the motor if you sufficiently loosen the fixed nuts and tension in the belt will occur naturally because of the weight of the motor At this moment tighten the fixed nut and use fixed nut to fix it firmly See figure 4 Figure 4 10 5 Installation of program unit Trimmer Type A Use 4 fixed screws to fix the bracket on the program unit B In the program unit use two fixed bolts to tightly fix the assembled brackets 6 Installation of belt cover A Set the groove at the bottom of belt cover A to be aligned with the groove of the head of the belt cover supporting screw and insert the cover into the groove Use the belt cover fixing screws 2EA to fix the cover to the body of the machine B Insert the belt cover B into the belt cover A while maintaining the balance Use the belt cover fixing screws 3EA to fix the belt covers to the body of the machine 7 Installation of thread stand As shown in Figure 7 assemble the thread stand in
5. IOIEN O EE EAI EO ANEA E E AET 8 DY Sowin aa ARERR E S E EE E EE E EA EE E g Dy WU EOE g 3 Peripheral automation devices optimal sesers ayan aa nana xanek EAR arepa rapar heke a ke a Rop TAAA n g 2 w T TWT T qU ebbYbbbbbbbbbbbbvbvvYvYbv Ybbbvbvb b bbbbbvb vbvb bbbbebbbbb bbb b5 b 5 5s s5 s w 5 5 ww wrRrrrbrrwrXwrwrwrXr r r95 5 w 5 5 5wrwr r s XrrrX rgoxD 2nmx 9 1 Installation Of machine r Y9 DD yy gg mxxx xnxnmaoaaq ggee UUe2J2z2Dnrrrrrrmrrnrmran r r rTrTrmrmZzaI 9 Himalan oi powers Tun DD ne ree errr err ee ret eee ere eee 9 FO gee crt L 2 10 4 Belt tension adjustment E T wz x0_z zp xz x m o Lm o nCx xXEzZzZ q _ ooJT rWJJJJ rj 10 5 Installation of program unit Trimmer Type xxxehmmmmmmmm erer rere rere rere re keke kereke Ke KHK A HE HKH HHH HHH HHH HA HE HHHH HE HH HH HVH 11 dan il rsta K Jc DD DDyyy22222uv u uw v uUmmmm nmo xxo m2 _ 11 7 SCION RSIMDNTSCORUCIISMr TET er EEEE aka na ba ka ka kala kaka kaka kaka kaka kake kake bane nia 5 ty cry yr 11 Si Install ion OF koce tiling pad 4n41455515n s y e y ar Serek ANINE iE EAE EEA AWE QAR EVANA A WA Ene nn Hekay iesi 12 9 Installation of air pressure related parts and checking their functions Optional 12 3 Adjustment of the Machine s ss sssessssssssssesssseessseeesssesssssesssecsssssessssesssseessseeessseceanseesssessseeesssess 13 1 Inserting nel seer
6. clockwise to make the stroke smaller and counter clockwise to make it bigger The thread take up stroke is normally 10 14 mm GES ASS Smaller Figure 16 15 B Adjusting the thread take up tension As in figure 17 loosen the screw of the thread tension control assembly and insert the driver into the groove of the thread tension control assembly Turn clockwise to make the spring tension stronger and counter clockwise to make it weaker See Figure 17 Figure 17 SS A tension Or E GAAN C Adjusting the timing of the thread take up spring i As in Figure 18 loosen the stopper screw Q and turn clockwise the guide plate G for the thread take up Spring to make the timing of the spring faster and counter clockwise to make it slower The timing of the thread take up spring tension is normal when the guide plate is located in the middle as can be seen in figure Figure 18 D Adjusting the auxiliary thread tension control assembly for automatic trimming type As in Figure 19 when the auxiliary thread tension adjustment nut Q is turned clockwise the length of the thread after trimming is short The other way makes the thread long The appropriate length of the upper thread on the 14 needle after trimming is 35 45 mm J7 CS 3o Amm Figure 19 SunStar gt After finishing dismantling or adjusting the safety devices be sure to install it in the origina
7. safety rules should move the machines mobilization The following directions must be observed when delivering the machines At least two persons should work together b In case the machine should be transported please wipe the oil covered on the machine to prevent accidents 1 2 Machine Installation Because physical damage such as the functional obstacles and breakdowns are likely to occur according to the environment in which the machine is being installed Therefore the following preconditions should be fulfilled Please keep the order from top to bottom when unpacking the package Especially mind that the nail on the boxes Caution 6b Because machines are apt to be contaminated and corroded by dust and moisture you should install the climate controller and should clean the machines regularly Keep the machines out of the direct rays of the sun Keep both sides and the backside of the machines off at least 50cm from the wall to secure enough space to repair Don trun the machine near the places with the dangers of explosion Don t run the machine near the places with the dangers of explosion including the places where the spraying product like aerosol are used in large quantities or oxygen are dealt with unless the exact actions concerning the operation are guaranteed to avoid the explosion Because of the peculiarity of the machine any illuminators are not equipped So users should install the lighting apparatus a
8. users press on the step by mistake the machine runs automatically By doing so it can cause the physical injuries gt In case of using the clutch motor the motor revolves because of inertia for a while Be sure to start to work only after the motor comes to a complete stop 4 Routing the upper thread Place the thread take up lever to the highest position and hang the upper thread as in Figure 13 The adequate length of upper thread extending from the needle hole is 50 mm for initial sewing Figure 13 SunStar 5 Adjusting the thread tension Upper thread tension is weak 1 Adjusting the thread tension As in Figure 14 turning clockwise the tension e LLI AAA OPL lt ad Ss SV AY ARAN AW BEC adjustment nut Q of the thread tension control A as thread tension is st J AGE Upper thread sion i strong assembly makes the upper thread tension stronger and SS CONAN QA Hat A gt 7 RR NIN NENAS counter clockwise makes it weaker Good sewing Mt tM Za 1 100 INSE SSS BSNS OSS SS Figure 14 2 Adjusting the lower thread tension As in Figure 15 turning the tension adjustment screw D of the hook clockwise makes the lower thread tension stronger and counterclockwise makes it weaker Figure 15 3 Adjusting the tension of thread take up lever spring A Adjusting the thread take up stroke As in figure 16 loosen the stopper clamp screw and turn the thread take up lever s spring stopper
9. Cr rr ry rr rr Te er rrr rrr rrr rrr tT rrr rrr errr rrr errr ee 13 Dy RG iris ii Ol Dis Dy E E E EEE EENE REE ENE EEE EE gS 13 Prada TT gl LE 22WwcKc yyrvrm cc m 14 4 Routing the upper adv G rd Jx Zglj mm rrr rrr rt cr rer 14 a We vi Y Ja ad DD eee cere eer ce ee eee ere ee 15 6 Adjusting the tension of the presser Togi sssrsssssssssssseesessesssessssssssssssesensssssssessensassnssesenssssssveseenenssnssssesesseneaneeees 17 7 Stitch length adjustment eee e mee r zz pp yp pn 17 Adijnsti n Cini n gt ol nec l and MOOK serrr instinte EEN tert reer err eee eee ere reser ere 17 9 Clearance adjustment between hook and 0 0 0 e QER HHHH HHH 18 10 Adjusting feed doz hel R 455405651554 25 511xi45 kn cin ki kh Ahi hhd h dendia an naine B eee sS on oc nosiai 19 11 Adjusting the auxiliary presser foot and the upper feed presser foot H HHH hmm mrn rere erer ke kereke ke r keke 19 12 Adjusting timing of the auxiliary presser foot the upper feed foot and the needle HHUUUm nnn 21 13 Adjusting stroke of upper feed presser f00t 4x oail l selnmerinloleneerd keramedeeanl kiadaala kasi b nda viisa bid v h ee ke h k 21 B A djust na Sal l OT E E nde ey yeye yeee ee eee eee eee peine ye ns ee ee run ac ana na Dy mmEH mg g ez _ owwi 23 Tor da cla yyy lt lt lt z lt z znzmnnoo o u __o x 2 c2 x xcxK xm__mmm 25 17 Installation of Automatic Lap Lifti
10. be put on off When threading the needle or before checking after sewing be sure to stop the machine D Don t switch on the power supply with the foot on the pedal Don trun the machine when the cooling fan are not running Be sure to clean the air filter in the control box once a week If possible keep off from the strong electronic wave like a high frequency welding machine Always start the machine with safety covers in place since fingers or hands could be injured or cut off by the belt Turn off the power switch during check ups or adjustments Warning Safety Label Suggestions while running the machine are stated 6 Thread take up spring cover the device to prevent the human body from touching the thread take up spring Belt cover the device to prevent hands feet and clothing from getting jammed by the belt Finger guard the device to prevent fingers from contacting the needle SunStar 1 6 Position of Caution Caution is attached to the machine for safety Mark In case of starting to run the machine read the directions of Cautions carefully CAUTION Position of Caution Mark A 8 A Do not operate without finger guard and Safety devices Before threading changing bobbin and needle cleaning etc switch off main switch Arte Hoot WARA Bol FESH OAS Al HHL HPSUlstAlL HaHa HEA aae AAS A FHAS CAUTION a iu Hazardous voltage will cause injury
11. eral automation devices optional AUTO KNEE LIFTING SYSTEM PRODUCTION COUNTER Aa MATERIAL EDGE SENSOR STANDING PEDAL SEDG 1C SEDG 2C SPDL 1 SPDL 2 When the pedal is placed at reverse step 1 the presser foot is automatically lifted It is because the machine has employed the pneumatic cylinder structure A counting device which indicates the completed quantity on the program unit panel including added subtracted corrected or remaining quantity along with other performance rates A device that senses the edge or thickness of the sewing material to stop the machine without manual pedaling Available in two types SEDG 1C for edge sensing type and SEDG 2C for thickness sensing type An essential device when one person is operating multiple sewing machines Has different pedals for acceleration thread trimming presser foot and ascending pedal Types consist of SPDL 1 for fixed speed and SPDL 2 for variable speed SunStar 2 Installation gt Plug in after finishing the installing work In case the user press on the step by mistake the machine runs automatically By doing so it can cause the physical injuries gt Connect the earthed lines Imperfection of the connection of the earthed lines gives rise to an electric shock or malfunction gt In case of bending the machine backward or returning to the original condition be sure to use both hands If you use only one hand it causes physical injuries by
12. g stroke The baseline of the shake crank is aligned with the baseline of the collar 2 Take the followings steps if the two base lines are not aligned or if it is necessary to adjust the stroke of the upper feed presser foot to increase or decrease Upper feed Pam LULLA VA TOE Lower feed Figure 33 A Loosen nut B Move nut to the back of the horizontal roller to increase the stroke of the upper feed presser foot Move nut to the front of the shake crank to decrease it C After adjustment be sure to fasten nut Q 21 14 Adjusting safety device If the load occurs by foreign substances on thread needle etc during the sewing operation the driving ball of safety assembly in Figure 34 is removed to prevent damage of the hook and other major parts from the lood and the pulley and the clutch plate on the safety assembly are removed Then the driving force of timming belt on the upper shaft does not delivered to the lower shaft so only the pulley of safety assembly rotates idly In case that the safety assembly starts operating during the work turn power switch off and remove causing factors of load Later with safety button pressed turn the pulley to place the driving ball of safety assembly to its original position x Adjust the intensity of the safety assembly spring by rotating safety assembly adjustment screws from side to side in accordance with wo
13. hread release collar Loosen the screw Fasten the screw after tightening the thread release cable 5 Loosen the nut to make the fine adjustment When the cable cap is moved to the right side the opening will become bigger Figure 41 17 Installation of Automatic Lap Lifting Device optional 1 First of all remove the manual lap lifting device before installing the automatic lap lifting device see figure Loosen the screw to remove the installed parts Then install the automatic lap lifting device as in Figure 42 Connect the two pneumatic tubes in order as in the figure and tie the tubes with other lead lines with band clips Figure 42 25 26 2 Connect the pneumatic unit and the cylinder as in Figure 42 and 43 by using the pneumatic hoses Figure 43 SunStar 4 Causes of Troubles and Troubleshooting 1 Sewing machine troubleshooting Direction and height of Needle is inserted into wrong position Reinsert the needle correctly and push in to needle its highest level 1 Needle breaks Needle is bent Change the needle Timing of the feed dog Bad timing of feed dog Adjust the timing of feed dog Gap between needle and Bad timing of needle and hook Adjust the timing of needle and hook nk The heads of the needle and the hook Adjust the location of the hook interfere each other Threading method Wrong threading Thread the needle correctly Bent needle Change the needle Directio
14. l position properly and check whether it functions as desired or not gt In case of bending the machine backward or returning to the original condition be sure to use both hands If you use only one hand it can cause the physical injuries by slipping gt In case of adjusting the machine with the switch on be sure to see that all is right gt In case of troubleshooting or checking the machine it should be performed by the trained engineer gt In case of repair and checking related to electricity be sure to leave the work to an expert or an agent 6 Adjusting the tension of the presser foot As in Figure 20 turning the pressure adjustment screw clockwise makes the presser foot tension stronger and turning counter clockwise makes it weaker After adjusting make sure to tighten the fixing nut Figure 20 7 Stitch length adjustment As shown in Figure 21 the numbers that are shown in the stitch length adjusting dial are the stitch length represented in mm Find the stitch length you want by adjusting it from left to right Figure 21 8 Adjusting timing of needle and hook 1 Fixing the height of the needle bar Turn the pulley to make the needle bar be placed in its lowest position Loosen the needle bar holding screw in Figure 23 to make sure that the needle bar carved sign meets the end of the frame then tighten the screw The needle bar in the r I Il al lowest p
15. n and height of The direction and height of the needle Insert the needle correctly needle inserted is wrong Lower thread tension Too tight lower thread tension Reduce the tension of lower thread 2 Thread breaks Upper thread tension Too tight upper thread tension Reduce the tension of upper thread Working capacity of take Too much working capacity Adjust the stroke level up lever spring There is a scratch on the hook edge Remove the scratch on the hook edge Feed dog There is a scratch on the needle hole of the Remove the scratch on the feed dog feed dog Needle plate There is a scratch on the thread case and Remove the scratch on the needle plate around the needle plate Thread tension Upper and lower thread tensions are bad Adjust the upper and lower thread tension Poor thread Thread take up spring Thread take up spring tension is Adjust the thread take up spring tension 3 adusiment tension inadequate Gap between opener and The gap between the opener and hook is Adjust the gap between the opener and hook inadequate hook Direction and height of Needle is inserted into wrong direction Reinsert the needle correctly and push in to needle its highest level Needle is bent Change the needle Threading Wrong direction Insert the thread in the right way Hook timing The timing between the needle and hook is Adjust the timing between the needle and bad hook Upper thread Gap between the needle Needle and hook head a
16. ng Device optional 5 4 5dyana 4 yna ei ynneae l ye We ene 25 4 Causes of Troubles and Troubleshooting Sais iy W eau V W kak 0 ba Walk ane ba Wala seba Pa d avabe le deway a re D v sees eoeeie aes 27 D ewin Waci ne troubleshoot 3 45 444i4444444554 5514550155 te tere e R h ee 27 5 Table drawing si siete Va KE WE KE ME K KE Va E KAN N A EAR UW Heke ke E k W M P b WA R RAY MAA W b k F I T HECE Ke E v KK WEC Dw E KWE KA ME E K Y dL Ak ke 29 Safety Rules for Machine Safety labels in the manual are categorized into danger warning and caution Failure to follow the safety rules may result in physical injuries or mechanical damages The safety labels and symbols are defined as follows The meaning of the safety labels Danger Instructions here shall be observed strictly Otherwise the user will be killed or suffer severe physical injuries Warning Instructions here must be observed or the user could suffer fatal or severe physical injuries Caution Instructions here should be observed or the user could face physical injuries or mechanical damages The meaning of symbols This symbol means a must not This symbol means a must for safety This symbol means that an electric shock may be caused if the instruction is not followed properly SunStar 1 1 Machine Only personnel with a full understanding of the
17. ng screw so that the auxiliary presser foot rise about 10 5 mm from the needle plate top when the pressure lifter is raised After adjustment be sure to fasten the bracket fastening screw first and then adjust the pressure adjusting screw Affter the adjustment of the height of the auxiliary presser foot adjust the upper feed presser foot B Adjusting the upper feed presser foot Loosen up and down crank clamp screw when the pressure lifter is down Move the needle bar close to its highest position x Adjust the height of the upper feed presser foot to the sewing materials 20 SunStar 12 Adjusting timing of the auxiliary presser foot the upper feed foot and the needle When the needle goes down the upper feed presser foot should adhere to the feed dog before the needle edge adheres to the upper part of the feed dog The upper feed presser foot should continue to adhere to the feed dog even when the needle edge going up and the upper part of the feed dog are detached with each other If not loosen the two up and down cam clamp screws to adjust right and left the fixed position of the up and down cam of the presser foot See Figure 32 When the needle goes down When the needle goes up Figure 32 13 Adjusting stroke of upper feed presser foot 1 As in Figure 33 the machine is adjusted to have the same amount of upper feed presser foot stroke as the feed do
18. oke tension adjusting plate plate is too small Tension of auxiliary thread Too strong tension on the auxiliary thread Adjust the tension of the auxiliary thread tension adjustment tension control assembly tension control assembly assembly Working capacity of take Too much working capacity Adjust the working capacity up lever spring Thread release Volume is adjusted to too low Increase the volume adjustment adjustment volume on the control box The gap between the The height and distance between the Readjust the movable knife setting position movable knife and the movable knife and the hook do not match hook SERN i Check the tension of fixed Tension and contact of movable and fixed Correct the tension adjustment and surface Trimming miss knife knives are bad contact of movable and fixed knives Too short thread length after trimming 28 w SunStar 9 Table Draw SECTION _ B B SECTION A A 29
19. osition gt Figure 22 Figure 23 17 2 Adjusting the timing of hook edge and needle center crossing First set the stitch length at 0 Adjust the hook gear clamp screw in Figure 25 so that the hook edge fall exactly at the center of the needle center when the needle bar is raised 2 4 mm from its lowest position as in Figure 24 When this 1s done the hook edge will be placed at about 1 5 mm above from the front of the needle thread hole Figure 24 Figure 25 3 Adjusting the distance between the needle and the hook edge Raise the needle from its lowest point so that the hook edge meets the needle center As in Figure 26 when the lower part of the needle meets the balance point of the hook s needle guide plate adjust the needle guide form adjust the distance between the hook edge and the inner side of the needle groove to 0 05 0 1 mm Loosen O and in Figure 27 and move the hook base to the left and right for adjustment After adjustment fasten and firmly Hook edge LLA Aa T if H 4 Ad ti fr Needle Adhering part 0 05 0 1mm 9 Clearance adjustment between hook and opener Loosen the opener clamp screw and turn the opener to the right and left so that the distance between the hook and the opener is about 0 2mm as in Figure 28 when the opener is pulled to its max towards the arrowed direction Figure 26 Figure 27 Figure 28
20. re too far apart Adjust the position of the hook falls out when and the hook 4 starting tosew Remaining upper thread The length of the remaining upper thread is Increase the adjustment volume of the or sewing is length after trimming too short upper thread on the control box snipped Lower thread holder After trimming lower thread holder does not Adjust the location and tension of the lower hold the lower thread thread holder Check the up stop Due to problems in the up stop position of Readjust the needle s up stop film position position of the needle the needle the thread take up lever pulls the upper thread out of the needle when the sewing starts Check the oil felt tension The upper thread oil felt is pressing the Adjust the felt tension of upper thread thread too strongly 2 Direction Direction of the needle the needle Needle is not inserted correctly Insert the needle correctly Blade side dl movable Scratch and abrasion of movable and fixed Replace movable knife or fixed knife TIR fixed knives knives Trimming cam timing cam timing Trimming cam timing isbad cam timing is Trimming cam timing is bad Adjust trimming cam timing trimming cam timing Stroke of thread release Stroke of thread release is too small Adjust the thread release stroke Wrong trimming timing Adjust the trimming timing Opening of the thread The opening on the thread tension control Adjust the thread release str
21. rking conditions Turning the screw to left makes the intensity stronger and right to make it weaker Make sure to give same pressure on the three screws Figure 34 15 Adjusting the trimming device 1 Adjustment of Initial Position of Moving Blade Loosen the tightening screws for trimmer crank and set the slant end of the moving blade to protrude 0 0 5mm from the fixed blade Then fasten the tightening screws for trimmer crank Figure 35 22 SunStar 2 Distance Adjustment Between Moving Blade and Hook Stopper A Turn the pulley by hand to place the needle bar at the lowest position B Press the trimmer driving link with the needle at the lowest position Turn the pulley until the moving blade reaches to the end C Loosen the screws to set the distance between the moving blade and the hook stopper at 0 5mm Figure 36 3 Adjustment of Trimmer Cam A Set the distance between the oil pump and the trimmer cam bushing at 34mm and then fasten the tightening screw B Place the trimmer cam to closely contact the end of the bushing Place the thread release cam to closely contact the end of the trimmer cam and then fasten the screw Figure 37 23 C Turn the pulley by hand to place the needle bar at the lowest position D Press the trimmer driving link to insert the trimmer cam roller into the groove of the trimmer cam E Turn the pulley by hand to make the needle a
22. round the working area Note The details about the installment of the machine are described in No 2 Installations 1 3 Troubleshooting In need of troubleshooting it should be done by the trained A S engineer of our company Ahead of cleaning and repair be sure to shut off the power supply And wait for about 4 minutes till the machine discharges completely b Even a part or all of the machine should not be modified without any consultation with our company Incase of repair you should change the damaged part into the standard article of our company After repair please put again the safety cover disjointed while repairing 1 4 Machine Operation Warning 1 5 Safety Device Warning KM 570 572 series are manufactured for industry use to sew textiles and other similar material In case of running the machine users should observe the following things Ahead of operating the machine please read the manual and understand fully the details on its operation 6 Don t forget to put on the garment suited for the safe work Keep your hands or a part of the body away from the running part of the machine like a needle hook thread take up spring and pulley etc Don t remove any kind of cover for safety while running the machine Be sure to connect the earthed line Before opening the electric box such as a control box be sure to shut off the power supply and make sure that the power switch should
23. scend 5mm from the lowest position Then loosen the trimmer cam screw to enable the adjustment of the moving blade When adjustment completes fasten the screw D Mes p Figure 38 4 Adjustment of Moving and Fixed Blade Pressure A Loosen the fixing screw for the fixed blade base oF B Turn the eccentric screw to adjust the blade pressure and then fasten the tightening screw for the fixed blade base C Test the moving blade to check whether it is sharp enough to cut the thread Figure 39 5 Maintenance of Fixed Blade If the thread cutting fails often or if the cut section of the thread is not smooth check the fixed blade status If the blade is blunt use a find sandpaper or greased whetstone to sharpen the blade see Figure 40 Figure 40 24 SunStar 16 Adjustment of Thread Release 1 Turn the pulley by hand to place the needle bar at the lowest position 2 Press the trimmer driving link to insert the trimmer cam roller into the groove of the trimmer cam 3 Turn the pulley by hand to place the thread take up lever at the highest position Loosen the tightening screw and adjust the thread release collar to make the thread tension dish closed when the thread take up lever is located at the highest position When adjustment completes fasten the screw 4 The tension thread opening is adjusted by the thread release roller which is installed at the protruded part of the t
24. sert it in the table hole and use the fixed nut and washerdQ to fix it SunStar Figure 5 Figure 6 Figure 7 11 8 Installation of knee lifting pad A Find the lap lifting pad ass y in the accessory box and insert it into the shaft of the oil pan s control body B Loosen bolt and maintain knee lifting pad in vertical position to tighten it Figure 8 9 Installation of air pressure related parts and checking their functions optional gt In need of regulating the machine with the switch on or with the air injected please pay special aD attention to your safety gt Please adjust air pressure to 0 5Mpa 1 Installation As shown in the figure after fixing the air pressure filter on the bracket use the neck screw to fix the bracket on the lower side of the table 2 Air pressure adjustment a Adjust the pressure by taking out and lifting the air pressure filter knob b After adjusting the air pressure to 0 49MPa 5 kgf c turn the knob to its original position and the adjustment is over Figure 9 SunStar 3 Adjustment of the Machine gt In case of setting the needle be sure to switch off the power supply In case the user press on the 4D step by mistake the machine runs automatically By doing so it can cause the physical injuries gt In case of using the clutch motor the motor revolves because of inertia for a while even after s
25. slipping 1 Installation of machine head x Insert hinge rubber into the table As described in Figure 1 put the oil pan corner in the middle of the head supporting rubber and attach the table After putting the hinge in the bed hole insert the hinge rubber and install the sewing machine in the table corner rubber cushion Figure 1 2 Installation of power switch box When attaching the power switch box as shown in Figure 2 attach it to lower right corner of the table Figure 2 gt Be sure to plug in after finishing oil supply If the user press on the step by mistake the machine runs automatically By doing so it can cause the physical injuries gt In case of treating the lubricant don t bring the lubricant into contact with eyes or the skin Its contact can cause an inflammation And don t drink the lubricant It can cause vomiting or diarrhea And Keep it out of the reach of the children gt Be sure to run the machine after supplying oil in case you should start to run it for the first time or in case it has not been used for a long time 3 Oil supply 1 Fitting the magnet to remove chips iron powder Find the magnet for chip removal in the accessory box and attach it to the oil pan as in Figure 3 Do not use the magnet for other purposes Operating the sewing machine without the magnets may cause malfunction and adverse effects to its durability 2
26. witching off the power supply Be sure to start to work only after the motor comes to a complete stop 1 Inserting the needle As in Figure 10 while the needle groove is headed inward place the upper end of the needle to closely contact the upper stopper hole and then fix the needle by using the fixing screw KM 572 BL KM 570 BL Figure 10 2 Removing bobbin Place the needle in the highest position As in Figure 11 open the sliding plate and erect the hook and the bobbin holder to separate the bobbin see Figure 11 Figure 11 13 gt In case of adjusting the tension of the lower thread be sure to switch off the power supply If the users press on the step by mistake the machine runs automatically By doing so it can 6 cause the physical injuries gt In case of using the clutch motor the motor revolves because of inertia for a while even after Switching off the power supply 3 Winding the lower thread Insert the bobbin into the hook Q As seen in Figure 12 li Tik About 50 mm insert the thread through part of the hook and pull it out from the end of the lower thread tension adjustment plate 3 And then pull the thread through the clearance between the hook and opener The adequate length of the pulled out lower thread on the slide plate is 50 mm Figure 12 gt In case of taking up the upper thread be sure to switch off the power supply If the
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