Jack JK-T781D User Manual Download | Manualshive

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From the library of: Superior Sewing Machine & Supply LLC

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Summary of Contents for JK-T781D

Page 1: ...User Guide From the library of Superior Sewing Machine Supply LLC...

Page 2: ...den to provide power for more than two electronical products through the power socket of an extended wire 5 AC 250V When connecting power wire to power socket the alternate current voltage must be low...

Page 3: ...e and connector 11 All movable parts must be kept from being exposed with provided spare parts 12 In case the following phenomena occur please switch off the power 1 when inserting to or pulling a plu...

Page 4: ...lfunction or damage results from unexpected factors or personal factors such as unsuitable voltage using for other unauthorized purpose individually dismantling and repairing water and oil leaking mec...

Page 5: ...ts but exterior strong electronic interference can affect or damage the products so ground wire system in working place must be effectively guaranteed especially proposed malfunction protection equipm...

Page 6: ...UP THE MACHINE HEAD 9 14 ATTACHING THE BOBBIN 10 15 INSTALLATION REMOVAL OF BOBBIN CASE 11 15 HOW TO INSTALL THE NEEDLE 12 15 SETTING UP THE THREAD STAND 13 16 LUBRICATION 14 16 WINDING THE BOBBON 15...

Page 7: ...3 22 ADJUSTING THE PRESSER BAR PRESSURE 24 22 REPLACING THE KNIFE 25 23 ADJUSTMENT OF THE NEEDLE THREAD TRIMMER 26 24 ADJUSTMENT OF NEEDLE THREAD TRIMMER HOLDER AND LIMITING PLATE 27 24 TIMING FOR DRO...

Page 8: ...en booting it will enter the technician parameter mode Set numbers to increase or parameter increase 1 In the parameter select district it can be used by increasing key 2 In the parameter content dist...

Page 9: ...Y SETTING 1 2 2 ENTER THE USER MODE TO MODIFY AND SAVE THE PARAMETER Press to quit power off and restart Pressing both keys and then boot the mechine it will showw P 11 Press to define P11 From the li...

Page 10: ...AVE THE PARAMETER Press and boot Press and to change the parameters Press to define Press to enter the User parameter mode Press and to change the parameters Press to define enter the parameter From t...

Page 11: ...FONTS COMPARISION TABLE digital part The actual fonts 0 1 2 3 4 5 6 7 8 9 LCD show 1 4 2 THE LCD DISPLAY MODE English A B C D E F G H I J LCD show English K L M N O P Q R S T LCD show English U V W X...

Page 12: ...rameter 10 P04 first stitch speed limit 10 360 80 10 actual speed parameter 10 P05 second stitch speed limit 10 360 80 10 actual speed parameter 10 P06 third stitch speed limit 10 360 200 10 actual sp...

Page 13: ...e the presser foot laying down P14 Mechanical lock open time 10 990 100 Set mechanical lock open time P15 Mechanical lock close time 10 990 120 Set mechanical lock close time P16 The stitches number o...

Page 14: ...speed to full functionality testing P23 C Item C testing 0 1 0 C P01 After set item C testing sewing machine can working without positioning at the P01 speed P24 Sewing machine head protection switch...

Page 15: ...y The module driver output with head power output will be shutting down Waiting for the power to re open reset Please check the front is stuck or locator motor module drive signal is abnormal or not E...

Page 16: ...not or replace the encoder E15 Power module is abnormal over current protection The module driver output with head power output will be shutting down Waiting for the power to re open reset Please che...

Page 17: ...ming solenoid 5V 5V Clothing headlights The end of induction Mechanical locks induction Mechanical lock electromagnet Presser foot lift 1 2 0V 4 0V 12 11 5V 6 7 8 9 5V 10 5V 3 5 0V 13 14 7 6 5 4 3 2 1...

Page 18: ...ook hole VD A C Pedal connector retrofitting VD suction series device suggest change install A and C just like the right diagram show General installation diagram VD Installation of the VD suction win...

Page 19: ...t and electronically controlled power port put inside the electric hole on the fastening screws 5 put the screws in position 6 6 5 7 Electronic control of the motor chamber alignment motor slowly set...

Page 20: ...ricating oil 3 Remove the bobbin case and the needle thread from the machine before performing the trial operation 4 Clean up the sewing hook and the bobbin thread trimmer every day after sewing work...

Page 21: ...h sides to the center line 8 i 9J Jl a SETTING UP THE MACHINE HEAD tetrl O AtJL o r Fo Iffm it tJL 0 Insert hingeO into machine head Then place the macnine head on the machine base f fft ffift flHfl J...

Page 22: ...1 mnP x sItJLn I fT f fJLtl ll il tl 8 f j JL l j tJU 1 0 1 1 giStliluJ 11IW1li Uo 2 r 1 tJLt i JmilHUl fU l 1 C o 3 fT tJLf 11 1 o Turn off the motor power Use a DPx5J needle 1 Loosening needle setsc...

Page 23: ...w 8 Low speed operation premits easier observation of the lubricating oil Drain dirty oil by loosening oil drain screw and fill the oil reservoir with fresh oil ME nl w t iJtiJi1 m o M m 8 fi o fflR t...

Page 24: ...ergency stop or to resume sewing from the point at which thread was broken rotate manuaJ feed handle 0 to operate the cloth feeding mechanism NOTE Confirm that the needle does not stick in fabric befo...

Page 25: ...the number of stitches as shown in the table 2 Alphabetical marks like A B C etc and numerals like 123 152 etc are both engraved on each spur gear for identification 3 Use a combination of gears which...

Page 26: ...1 of timing gauge into the gap between the bottom end of needle barQ and throat plate 4 Retighten the needle bar connection screw to adjust the position of the sewing hook Setting the hook 5 Loosen se...

Page 27: ...e tension is too low bar tacking seam may form thread knots on the rear face offabdc 3 Adjust tension controller No 2 for proper tension of the paUare sideseams by judging from the stitch formation Ad...

Page 28: ...iJ V iJ illlJJJ IJJJJU If Mo HiJlt4lrB5I r1H51 HI ili H ffllllH ltff JJJiJtJV 0 o tj f ffi J Illim 0 J i i iJ J ffiJJ141 2 Loosen nut by the spanner supplied with the machine Set point G to a desired...

Page 29: ...ch width is changed However the left base line should be moved to the left by screwing in screw0 if it is cut by the knife 23 ffiJila Jffi t JiJ J ADJUSTING THE PRESSER BAR PRESSURE Jmf i JTiE1Ftll ff...

Page 30: ...ompletely closes when it adva nces farthest To perform the adjustment loosen screw 0 and move needle thread trimmer driving plate A0 back and forth When the needle thread tiimmer driving plate is move...

Page 31: ...latch B 0 is engaged with latch A Needle thread trimmer holder 0 should be installed in such manner that it engages with cam 0 by 0 5mm 1 64 when the needle thread trimmer opens 27 tJJn lnP1WJ iJ Jf T...

Page 32: ...rt oa f Jm Jill fJ 2 lf W7litf o li W t qJ ib 3 fll im Vf j1 i J f o om 5 1J W JJn m5 1J o 0 t9Jfb ib fl l f yt 5K Vf J t j o 4 7t 7f i5 L lt tm ft1 Tirh T o Ott tii51Jnnilo 2 ig t W7m J t r g fiU 0 j...

Page 33: ...the motor 4 Stop motion is not I Stop motion lever needs 0 Lubricate the stop motion lever smooth lubrication 0 Readjust the position of the belt 2 The belt shifter of the speed shifter transmitter ha...

Page 34: ...ff i i IJJ W i JJ1 t jB o im JFi JJ Jf JLJ 1J o o iEfdfia J lo L m 1J i tij J o o l t illm l 1J o 2 rp m i J ti ffl Jrl ffii J o 0 IUfriffiJ Jt o L 1 JJ i1 o 2 J jllj IH i1 r 0 3 l 41 ifi4JX IEi1 ko 1...

Page 35: ...and stroke of the OReadjust the take up spring take up spring is not enough ODecrease the bobbin thread 3 Bobbin thread tension is too tension 15 to 20g for purl hjgh stitches 4 Wobbling stitches are...

Page 36: ...REDGING WIDTH ADJUSTING COMPONENTS 7 13 NEEDLE THREAD TRIMMER COMPONENTS 8 15 SETTING UP THE MACHINE HEAD 9 17 KNIFE BAR COMPONENTS 10 19 FEED CAM TRIPPING SEGMENT COMPONENTS 11 21 CONTROL BOX COMPONE...

Page 37: ...1 1 Jd B91 ii IFRAME MISCELLANEOUS COVER COMPONENTS 2 5 7 u 13 27 25 22 3 3 1 62 63 61 4 8 54 36 35 53 9 64 2 65 5ft 59 38 39 67 60 From the library of Superior Sewing Machine Supply LLC...

Page 38: ...0 33 0 34 40212003 GEAR CASE COVER 1 35 40228001 DISC SPRING 1 36 402S20001 HINGE SCREW 1 38 40212004 HAND STOP LATCH 1 39 402S11014 SCREW 2 40 402S11001 SCREW 6 41 0 42 0 43 40222009 RUBBER PLUG 1 44...

Page 39: ...3 2 t MAIN SHAFT COMPONENTS 30 32 30 20 29 26 28 27 25 3 24 From the library of Superior Sewing Machine Supply LLC...

Page 40: ...AR 1 26 B07016 ROLLER BEARING 1 27 40205002 KNIFE BAR DRIVING CONNECTING ROD 1 28 40210001 KNIFE BAR DRIVING ECCENTRIC CAM 1 29 B02004 BALL BEARING 1 30 402S14006 SCREW 6 30 1 409S14001 SCREW 2 31 0 3...

Page 41: ...5 3 l ill HOOK DRIV 32 34 12 13 11 lNG SHAFTCOMPONENTS 53 From the library of Superior Sewing Machine Supply LLC...

Page 42: ...2S13001 SCREW 1 34 S05038 SCREW 1 35 H01009 THRUST COLLAR 1 36 B04012 BALL BEARING 1 37 40235008 TENSION PULLEY 1 38 40226005 ADJUSTING LEVER PIN 1 39 40205023 TENSION PULLEY LINK 1 40 40212102 ADJUST...

Page 43: ...7 4 ff 1l 1tlf PRESSER BAR WORK CLAMP CARRIER COMPONENTS 1 3 44 48 47 I 49 From the library of Superior Sewing Machine Supply LLC...

Page 44: ...T PIN 2 25 402S20002 HINGE SCREW 1 26 101S11019 SCREW 1 27 40216002 WORK CLAMP CHECK 1 28 4021600300 WORK CLAMP CHECK HOLDER ASM 1 29 0 30 40212019 STITCH PLATE 1 31 4021202000 BRACKET COVER 1 32 402S...

Page 45: ...9 5 ltt t JJ NEEDLE BAR FRAME COMPONENTS 6 7 y 5 4 8 From the library of Superior Sewing Machine Supply LLC...

Page 46: ...27 40203013 CAM SHAFT 1 28 12923018 OIL WICK 1 29 402S30016 SCREW 1 30 40208003 THRUST COLLAR 1 31 402S14006 SCREW 1 32 4020100600 NEEDLE BAR FRAME 1 33 402S14001 SCREW 1 34 40226014 HINGE STUD 1 35...

Page 47: ...11 6 ltj iJiJTi OVEREDGING WIDTH ADJUSTING COMPONENTS 1 5 0 0 ___ J I A i 17 23 18 6 I I I I I l l I II I 44 43 45 From the library of Superior Sewing Machine Supply LLC...

Page 48: ...04 SPRING 1 23 101S11006 SCREW 2 24 40204038 REGULATING LEVER BRACKET 1 25 401S13001 SCREW 2 26 40202011 REGULATING LEVER SHAFT 1 27 12923018 OIL WICK 1 28 40204011 BEARING BRACKET 1 29 402S16005 NUT...

Page 49: ...13 7 ti j1JJJ NEEDLE THREAD TRIMMER COMPONENTS 7 24 26 p 30 0 12 Qg r 39 24 26 11 l1 40 y I 37 36 I I I i l l I _L 47 From the library of Superior Sewing Machine Supply LLC...

Page 50: ...014 SCREW 2 23 P03029 3 10 SPRING PIN 1 24 40201010 BRACKET 2 25 0 26 402S13001 SCREW 4 27 0 28 40226022 UNIVERSAL JOINT 1 29 40227009 SPRING 1 30 4020203500 NEEDLE THREAD TRIMMER SHAFT 1 31 40226023...

Page 51: ...15 8 l J JJJ BOBBIN THREAD TRIMMER COMPONENTS I I I I I 13 3 20 I I I tt _a 1 21 1 35 37 39 40 From the library of Superior Sewing Machine Supply LLC...

Page 52: ...40227012 PRESSER PLATE 1 15 40212044 BOBBIN THREAD TRIMMER LINK 1 16 402S20012 SCREW 1 17 40227013 BOBBIN THREAD GUIDE 1 18 402S11022 SCREW 2 19 40205008 BOBBIN THREAD TRIMMER DRIVING LEVE 1 20 402S20...

Page 53: ...17 9 7H KNIFE BAR COMPONENTS 40 39 I 41 34 fP I 37 12 1 44 56 1 54 55 56 59 61 Jf 65 66 63 33 From the library of Superior Sewing Machine Supply LLC...

Page 54: ...046 JJfffffl f ff411 K NIFE B A R D RIVING LEVERSH AFT 1 31 402S16009 ffl NUT 1 32 102S20015 tll 1 f ii1 HINGE SCREW 1 33 S05049 rr SCREW 2 31 402S16010 JJ fH i9J d rlvi li KNIFE BAR DRIVING CRANK NUT...

Page 55: ...19 10 11J t FEED CAM TRIPPING SEGMENT COMPONENTS 47 12 26 From the library of Superior Sewing Machine Supply LLC...

Page 56: ...S15002 SCREW 1 23 40211007 HANDLE SHAFT 1 24 40202022 HANDLE SHAFT 1 25 40225011 FEED CAM DRIVING GEAR 1 26 409S14001 M6 6 SCREW 2 27 N01010 M12 NUT 1 28 40228012 THRUST WASHER 1 29 40202023 FEED CAM...

Page 57: ...0010 40230011 402Sl1041 402Sl1042 40230011 11 It fQ 13 14 JM4X 16 RXmll JM5X60 1 1 1 It 1 i liiir lt i A It l li fl B n t n It 1 2 y Description Qty CONTROL BOX ASM 1 SCREW 2 RLJBBER WASHER 2 SCREW 3...

Page 58: ...H CON EClOI I II li4SI4001 tf SCHE 2 12 102260119 l1H tnA CO ECTI G LINK Pl i 13 1020 1Q H i 1H 1 COXl ECTl 0 l II 102S200 6 H SCREW 15 102SJ6017 nt Nl T 16 10226050 i1H i iB COX ECTI LINK PI U 17 40...

Page 59: ...13 Ll FTING LEVER BOBBIN WINDER COMPONENTS 15 2 c 37 19 2 F 27 2 l r3 5 3 8 y t 23 E i 44i 431 A E 1 421 _ H I L j 23 From the library of Superior Sewing Machine Supply LLC...

Page 60: ...l8 BTW CAM LEVER 1 23 40235025 BTW WHEEL 1 24 B04025 HJ7J 686Z BEARING 2 25 40208013 BOBBIN BEARING SPACER 1 26 40227045 stli SPRING 1 27 40222034 til RUBBER 1 28 40201062 C ff ff BTW LEVER 1 29 H0500...

Page 61: ...14 THREAD TENSION COMPONENTS 2 54 25 From the library of Superior Sewing Machine Supply LLC...

Page 62: ...EVER SHAFT 1 36 0 36 1 0 37 0 38 4021300700 1 TENSION CONTROLLER NO 1 ASM 1 39 40211010 1 40 40211011 1 41 40227047 1 42 40212067 1 43 40213008 TENSION NUT TENSION DISC STOPPER TENSION SPRING TENSION...

Page 63: ...S T N E N O P M O C M S N A H C E M N O TS A C D RM U L 21 4 77 1 5 ifS1 49 70 1 70 71 89 U 47 r 70 1 71 89 U 27 From the library of Superior Sewing Machine Supply LLC...

Page 64: ...LD 1 47 40201066 OIL RESERVOIR 1 49 40222026 RUBBER CUSHION 4 50 402S11003 SCREW 4 51 40201020 300849 HINGE HOLDER 2 52 P03031 P6 28 PIN 2 53 S05016 M6 25 SCREW 4 53 1 40128026 SPRING WASHER 4 54 4022...

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