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Summary of Contents for WF 9995-SK

Page 1: ...GLOBAL WF 9995 SK Instruction parts manual www globalsew com info globalsew com ...

Page 2: ...ad 11 12 21 Timing adjustment between the needle and the rotating hook 13 22 Installing and removing rotating hook 23 Installing feed dog 14 24 Feed dog horizontal adjustment 15 25 Stitch length error adjustment 26 Feed timing adjustment 27 Adjusting the tension releasing mechanism 15 16 17 28 Upper feed adjustment 17 29 Adjusting presser foot alternate lift mechanism 18 30 Adjusting the lift amou...

Page 3: ...torage and shipment This grease must be removed with gasoline 2 E xamination Though every machine is confirmed by strict inspection and test before leaving the factory the machine parts may be loose or deformed after long distance transporation with jolt A thorough examination must be performed after cleaning the machine Tum the balance wheel to see if there is running obstruction parts collision ...

Page 4: ...the outside of Balance Wheel G The direction of the motor pulley rotation can be reversed by reversing turning over 180 deg the power plug of the motor d Adjust the tension ofV belt F by turning Motor Vertical Position Screw E The proper tension of the V beltis a slack of 10 20 mm when the belt is depressed 5 INSTALLING BELT GUARD Fig 3 3 The belt guard should be installed for safety 4 From the li...

Page 5: ...g 5 1 Required amount of oil Line A on the oil reervoit Max oil level Line B on the oil reservoir Min oil level lf oil level goes down under line B oil cannot bedistributed to each part of the machine thus cauaing the parts a seizure 2 Replenishing Always use only No 18 special machine oil for high speed sewing Be sure to replenish oil to Lue A before starting operation 3 Replacing oil 4 5 To repl...

Page 6: ...e pre sser foot and run at a low speed of 1000 1500spm observe the sparkling condition through oil windew c as the lubr ication is well keep the running test at the low speed about 30 minutes then increase the speed gradually after months running to perfect its perfonnance then increase up to proper sewing speed 6 6 0 From the library of Superior Sewing Machine Supply LLC www supsew com ...

Page 7: ...rew A counter clockwise to decre ase oil 2 Oil Adjusting Screw A adjusts oil amount within 5 turns When Oil Adjusting Screw A is fully tightened oil amo unt is maximum 3 Readjustment depends on temperature sewing speed and the like In practice oil amount can be judged as follows remove the throat plate and place a piece of paper on instead run the machine for about 20 seconds then check the oin sp...

Page 8: ...ad is left twisted the bobbin thread is left or righHwisted Holding the thread twist it with right hand in the direction of arrow shown in Fig 10 if it is tight it is left twisted co ntrarily it is right twisted The needle is DPxl7 20 24 JK 6320CXDPxl7 25 the needle number must be fitted for the materials Sewing too heavy the weight of rna terials the needle would be breaking and skipping stitch a...

Page 9: ...tor thru thread guide and up thru the hole of thread take up lever j 5 Down thru thread guide and needle bar thread guide then pass the thread from the left thru the eye of needle draw out the thread approxlOOmm from the needle eye When drawing the bobbin thread hold the tip of the needle thread by hand turn the balance wheel to lower the needle bar and then to lift it to its highest position Pull...

Page 10: ... wound as shown in Fig 7 c move the bracket leftward After adequately positioning the bracket tighten Set Screw B 3 Do not overfill the bobbin The optimum length of thread will fill about 80 of bobbin capacity This can be adjusted by Adjusting Screw E of bobbin winder stop latch 15 ADJUST THE PRESSURE OF PRESSER EOOT Fig 13 Stitch length can be set by turning stitch length regulating dial A The fi...

Page 11: ...OF PRESSER EOOT Fig 15 I Pressure of presser foot is to be adjust in accordance with thickness of materials to be sewn First loosen Lock Nut A For heavy materials turn the pressure regulating thumb screw as shown in Fig l0 a to increase the pressure while for light materials turn the pressure regulating thumb screw as shown in Fig 10 b to decrease the pressure Then tighten Lock Nut A The pressure ...

Page 12: ...17 18 The normal sewing range of thread take up spring is 5 8mm For sewing light weight materials short stitch weaken the spring tension and widen the sewing range of spring while for sewing heavy weight materials strengthen the spring tension and shorten the sewing range of spring 1 Adjusting the thread take up spring tension Fig 18 Loosen tension stud set screw A tum tension stud B clockwise to ...

Page 13: ...troke After the adjustment tighten Set Screw B I 19 A 1 C Before leaving the factory the thread take up spring has properly been adjusted Readjustment is needed only in the case of special material or special thread 21 22 ADJUSTTHREAD GUIDE AND THREAD TENSION Fig 20 21 22 13 a b C d e 20 21 From the library of Superior Sewing Machine Supply LLC www supsew com ...

Page 14: ...s shown in Fig 20 c turn the thumb nut clockwise to increase the needle thread tension or loosen the tension spring regulating screw of bobbin case to decrease the bobbin thread tensio 3 In case of the stitch forms as shown in Fig 20 d and e adjustment can be made with reference to the above means 21 23 24 25 26 TIME NEEDLE TO ROTAING HOOK Fig 23 24 25 26 23 1 Adjusting the needle position See Fig...

Page 15: ... dog is higher which can prevent per ckering and no skiipping The front of it is lower which can prevent maferial sliding and no breakage of bobbin thread Stitch length error adjustment Fig 31 Loosen screw A and turn stitch length adjusting cam B Turn clockwise forward sewing stitch length enlarged reverse sewing stitch length shorten Turn counter clockwise forward sewing stich length shorten reve...

Page 16: ...feed cam and feed dog lift cam 2 Installing feed dog lift cam See Fig 33 Open the back side cover turn balance wheel by left hand counter clockwise take screw Aas for the standard the center of screw B is slighthy a little lower than the center of screw A 3 Installing feed cam See Fig 34 Continously turn balance wheel take screw B as for standard the center of screw C is slightly a little higher t...

Page 17: ...Needle Bar B is lifted by 2 2mm from the lower end of its stroke Besides Hook Point D should be 1 0 1 Smmabove the upper end of needle eye E When adjusting the hook point timing also notoce that the clearance between the bottom of needle notch and Hook Point C should be approx 0 05mm See Fig 26 22 I REPLACE ROTATING HOOK Fig 27 15 24 25 27 0 5 0 7mm From the library of Superior Sewing Machine Supp...

Page 18: ...k can be done in reverse sequence Note that Needle B and the convex surface of Hook Positioner A should align with a clearance of 0 5 0 7 mm between them 23 28 ADHUST THEPOSITION OF FEED DOG Fig 28 29 I inFig 28 1 Fully advance the feed dog toward the front end of the throat plate slot 2 Loosen Feed Rock Shfat Crank Screw A See Fig 29 b 3 Move Feed Bar B in the direction shown by the arrow in Fig ...

Page 19: ...en i 1 I _ ____ J 28 I Adjusting the tension releasing mechanism Fig 36 During the sewing the center gauge L between the walking foot sliding block and its shaft can be adjusted according to the differences ofthe friction coefficients of the friction coefficients of materials and the sewing process Method Increase L the upper feed amount enlarged reduce L the upper feed amount shorten For special ...

Page 20: ...er foot amount the range of adjusting amount is not too Adjusting the lift amount of presserfoot together with walking foot Fig 38 The lift amount of walking presser foot together with presser foot can also be adjusted slightly When adjusting loosen screw A adjust its center distance B between the screw A and the presser foot lift shaft The lift amount is increased as to shorten the ceter distance...

Page 21: ...run the rock shaft then the walking foot moves near the needle bar When adjust be sure to note the fixed number of the clearance C 32 Periodical cleaning Fig 40 42 42 Clean the feed dog the rotating hook the bobbin case the oil pump filter screen and like perodically according to customer s usage 1 Cleaning the feed dog Remove the throat plate clean off all the dust and lint on the slit of the fee...

Page 22: ...t around the rotating hook A and cl an the bobbin case with soft cloth 3 Cleaning the oil filter Take off the oil filter clean off the dust of filter screen A with gasoline 22 41 42 From the library of Superior Sewing Machine Supply LLC www supsew com ...

Page 23: ...o adjust parallel degree s of the throat plate to be replaced flrst loosen screw see Flg 43 and then adjust the trimmer to the execellent trinning condition of fabrics The adjusting proceduce is as follows 1 Loosen screw to make the edges of the throat plate and trimmer come in contact with each other 2 Secure the screw of the trimmer in place Pn 5ser ro t lhrait plate l68WFS 001 l 68WFl 00 3A 1 4...

Page 24: ... PARTS BOOK From the library of Superior Sewing Machine Supply LLC www supsew com ...

Page 25: ...Needle bar Thread Take up 46 12 5 1 2s l 30 1 L 1 I I 25 26 O I Q 1 45 I I 47 3 I I D T I i 32 I 43 23 54 4L8 a 53 49 4 o 40 r 21 3 j 0 16 0 15 34 24 G 19 20 28 From the library of Superior Sewing Machine Supply LLC www supsew com ...

Page 26: ...35S15009 J0 0 5 Screw 2 26 13502003 33Tl 002 Thread take up crank shaft 1 27 13504001 4WF1 007A Counterweight 1 28 135S12001 33Tl 006C3 Screw 1 29 101S15007 Screw 1 30 101S15004 SS 8681650 TP Screw 1 31 101S11003 SS 7681650 TP Screw 1 32 13503006 221 2 008 Needle bar rnetal upper 1 33 10122005 22T2 011 Cap 1 34 13503007 34Tl 001 Needle bar metal lower 1 35 10124001 19242 8 Bearing 2 36 13502004 33...

Page 27: ...d Dog Lift And Feed And Thread Looping f 4 12 Jio4 76 46 45 2a 1 26 27 i 18 19 43 30 46 30 17 31 33 34 2 3 5 22 29 36 1 37 49 38 39 49 From the library of Superior Sewing Machine Supply LLC www supsew com ...

Page 28: ... 10123003 22T4 001Ala2 Oil wick 1 25 10122015 Thtust collar I 26 13503009 4WF1 005 Bushing front 1 27 135S20008 22T4 005 Oil adjusting screw 1 28 13527005 22T4 006 Spring 1 29 10108002 22T4 002B1 Thtust collar asm 1 30 101S11012 Screw 3 31 13503010 4WF1 004 Bushing rear 1 32 13521001 22T4 007C2 Oil pipe for hook shaft bushing 1 33 13502008 36T4 015 Plunger 1 34 13527006 36T4 016 Plunger spring 1 3...

Page 29: ...FeedMecha IlISnt 32 From the library of Superior Sewing Machine Supply LLC www supsew com ...

Page 30: ...ng 1 21 13511002 Dial 1 22 101S11022 Dial screw 1 23 13526004 7WF2 006 Dial stopper pin 1 24 13527009 36T5 0ll Dial spring for stopper pin 1 25 13526002 36T5 012 Stopper pin 1 26 13527008 22T5 009 Spring for stopper pin 2 27 135S15007 36T3 003D2 Screw 3 28 13510003 36T5 008El Feed drive eccentric cam 1 29 13505005 4WF2 009A Rocker shaft connecting rod 1 30 13505006 4WF2 009B Feed regulator connect...

Page 31: ...5 Presser Foot 19 md 26 2 a ll 22 34 29 From the library of Superior Sewing Machine Supply LLC www supsew com ...

Page 32: ... 1 14 13527010 22T7 007C2 Presser spring 1 15 13512016 4WF3 001 Knee lifter connecting rod 1 16 13526005 22T7 008 Pin for spring 1 17 135S12002 22T7 005B Knee lifter lever right screw 1 18 13503013 34T3 305 Presser bar bushing I 19 13502019 241WF5 001 Presser bar 1 20 13505009 7WF3 001 Presser bar lifting bracket 1 21 135S15003 22Tl 013 Set screw 2 22 13512017 7WF3 004 Defend tick off 1 23 1352701...

Page 33: ...Upper feed Parts J 25 27 26 23 19 l 0 20 3 I 45 9 15 fr 21 9 10 1 I F64 11 65 37 39 38 34 0 2 0 T 7 35 36 36 From the library of Superior Sewing Machine Supply LLC www supsew com ...

Page 34: ...5 019 Screw l 22 13504009 7WF5 020 Presser lifting crank 1 23 P02009 Pin 1 24 N02001 7WF5 050 Nut 1 25 135S30007 7WF5 021 Lifting presser adjusting screw 1 26 135S16006 7WF5 022 Lifting presser adjusting nut 2 27 13512018 7WF5 023 Lifting presser bracket for spring 1 28 13505012 7WF5 024 Presser feed crank link 1 29 135S11034 7WF5 025 Screw 2 30 13504010 7WF5 026 Presser feed crank 1 3i 13527013 8...

Page 35: ...Upper feed Parts 1 25 27 26 23 1 9 L 0 3 I 45 9 1 l __f y r 64 11 65 37 39 38 34 36 38 From the library of Superior Sewing Machine Supply LLC www supsew com ...

Page 36: ...3 13502022 7WF5 044 Shaft 1 54 13503015 7WF5 045 Presser lifting shaft bushing 2 55 135S15008 61 04 01 B308 Screw 3 56 13508001 22T3 002Bl Thrust collar asm 1 57 135Sl5004 22T3 002B2 Screw 2 58 13508006 1KT2 004 Presser swing shaft bushing 0eft 1 59 13502023 241WF3 004 Presser swing shaft 1 60 135S15018 7WF5 048 Screw 1 61 001046 33T2 030 A Oaring 1 62 13523002 7WF5 035 Oil felt for needle bar 1 6...

Page 37: ...Edge trimmer mechanism 48 47 46 1 141 45 29 30 11 ro 20 40 8 5 From the library of Superior Sewing Machine Supply LLC www supsew com ...

Page 38: ...3 7 23 22WF4 044 Lit 1 24 7 24 168WF6 016 Tumcap 1 25 7 25 168WF6 017 Release lever trimmer 1 26 7 26 168WF6 018 Sorina 1 27 7 27 168WF6 019 Pin 1 28 7 28 Retaininq rinq 2 29 7 29 168WF6 020 Shaft 1 30 7 30 168WF6 021 Guide shaft 1 31 7 31 89WF2 016 Screw 2 32 7 32 22T1 007 Washer 2 33 7 33 168WF6 022 Trim11ersunnort ac c v 1 34 7 34 168WF6 022D Bushinq 1 35 7 35 168WF6 022E Screw 1 36 7 36 168WF6...

Page 39: ...Oil pump and Lubrication mechanism 42 5 1 7 Q 6 10 r20 4 From the library of Superior Sewing Machine Supply LLC www supsew com ...

Page 40: ...8 135S11038 22T8 009 Screw 3 9 13502024 15WF4 005 Shaft for oil pump I 10 S02024 Screw 2 11 1351202400 7WF4 016 Oil wick set plate complete 1 12 101S11010 Screw 2 13 1352100700 22T8 013D Oil pipe complete for upper shaft 1 14 11436002 Oil return pipe 1 15 13523003 22T8 015 on felt 1 16 13512025 22T8 016 Pipe return pipe clamp 1 17 201S11014 SK250 Screw 1 18 1352100800 4WF4 005 Oil pipe for arm sha...

Page 41: ...Oil Reservoir Accessories 25 l 36 i 2 3 3 9 0 33 3 8 44 From the library of Superior Sewing Machine Supply LLC www supsew com ...

Page 42: ...ew 1 18 10122024 Pat l 19 H05011 Split stop ring 1 20 1351100700 Belt guard complete l 21 135S13003 Screw small 2 22 WOlOOl Washer 2 23 135S13004 Screw big 2 24 1163101600 Thread winder complete 1 25 1013100700 Spool stand complete I 26 1011101200 Oil tank 1 27 10131001 Magnet 1 28 11631008 Oil pot 1 29 10122023 Cushion big 2 30 10122022 Cushion small 2 31 10122060 Rubber coat 2 32 1011203100 Hing...

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