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From the library of: Superior Sewing Machine & Supply LLC

Summary of Contents for ZJ8700

Page 1: ... the following tum off the power switch of disconnect the power plug of the machine from the receptacle 7 1 For threading needle s and replacing bobbin 7 2 For replacing part s of needle presser foot throat plate feed dog cloth gUide etc 7 3 For repair work 7 4 When leaving the workJng place ofwhen the work1ng place is unattended 8 If you should allow oil grease etc used with the machine and devic...

Page 2: ... grounded receptacle 16 The machine is only allowed to be used for the purpose Intended Other used are not allowed 17 Remodel or modify_ the machine in accordance with the safety rules standards while taking all the effective safety measures We assumes no responsibility for damage caused by remodeling or modification of the machine 18 Waming hints are marlled with the two shown symbols Danger of i...

Page 3: ...ry to hands be sure to keep your hands away from the vicon ty of the hook dunng opera Jon In additoon be sure to tum OFF the power to the machine when replacing the bobbin 6 To avoid possible personal Injuries be careful not to allow your fingers in the machone when Jiing raising the machine head 7 To avoid possible aCCidents because of abrupt start of the machine tum OFF the power to the machine ...

Page 4: ... 8 THREAD THENSION 20 9 THREAD TAKE UP SPRING 20 10 HAND LIFTER 21 11 PRESSER FOOT PRESSURE 21 12 ADJUSTING THE FEED TIMING 21 13 HEIGHT OF THE FEED DOG 22 14 NEEDLE TO HOOK RELATIONSHIP 22 15 ADJUSTING THE HEIGHT OF THE PRESSER FOOT 23 16 ADJUSTING THE THREAD TAKE UP STROKE 23 17 INSTALLING THE BELT COVER AND THE BOBBIN WINDER 23 18 ADJUSTING THE HEIGHT OF THE KNEE LIFTER 24 19 SPECIFICATIONS 25 ...

Page 5: ...d run it in the normal speed or lower speed IFixing of the machine 2 2 1 1 Fig 1 a A Fip F g 4 1 fixing oil tray 1 oil tray should be put at the four comers of the slot in table plate 2 Ftx two arm cush1on 1 to the A side of oil tray 3 factng the operator Fix the two stand bases 2 to the B side of oil tray 3 hinge side then fix the oil tray 3 picture1 picture2 3 Plug the hinge 1 into hole of bed p...

Page 6: ...o 2 500 s p m for about 10 minuter for the purpose of break in WARNING A Tum OFF the power before stanmg the L t l work so as to prevent accidents caused I by abrupt start to the sewing machine 2 Adjusting the amount of oil supplied to the face plate parts 1 Adjust the amount of oil supplied to the threao take up and needle bsr crank by turn adjust pin J 2 The minimum amount of oil is reached wher...

Page 7: ...l d l li ccw b m i fll ol S ll l llooll 1 r J I the left should be finely adjusted in accordance with sewing processec Be careful not to excessively increase decrease the amount of oil in the hook lf the amount of oil is too small the hook will be seized the hook will be hot If the amount of oil is too much the sewing product may be stained with oil 2 Adjust the amount of oil in the hook so that t...

Page 8: ...y into the hole in the needle bar in the dirction of the arrow until the end of hole Is reached 4 Secureiy tighten screw 5 Check that long groove C of the needle oS facong exactly to the left in direction 0 1 Notes The standard needle for leather is oB s 16 23 Another standard needle for heavy material 5 is oa S 16 18 the standard needle for light material Is oa 1 9 18 Is SETTING THE BOBBIN INTO T...

Page 9: ...TCH LENGTH FIG 13 Fig 13 1 Tum stitch length dial i in the d rect on of the arrow and align the desired nunber to marker dot A on the machine arm 2 The dial calibration is in millimeters 3 When you wam to decrease the stitch length tum stitch length dial CC while pressing feed lever 2J In the direction of the arrow 19 From the library of Superior Sewing Machine Supply LLC ...

Page 10: ...3 Changing the pressure of thaad take up l t l spring f 1 1 screw 2 aro remove re c J J 2 Loosen set screw 1J _Fig IS 3 As you turn tension pco t clocl v in 1 Tl I f k direction A the ves c e w 1 be ln C en 1e w dth o ta e up spring Is 8 1Omm if the 4 As you turn the pest co nt rc oc w c in sewmg materoat is thin material short needle dth 1 1 h h d rection B the pressu re w l oe d o reased wt p s ...

Page 11: ...r adjustment tighten nut 4 For general fabrics the standard height of the presser spring regulator is 33 to 36mm 5 kg WARNING A Tum OFF the power before startmg the L f l wor so as to prevent accidents caused by abrupt start to the sew ng maeh ne 1 loosen screws and i 1n feed eccentnc cam Move the feed eccentnc cam in the direction of the arrow or opposite d roction of the arrow and firmly tighten...

Page 12: ...ed portion will wear out a Feed dog b Needle plate 3 The feed dog for leather heavy material must be adjusted 1 15 1 25mm higher than needle plate The feed dog for mld heavy material must be 0 9 mm higher than needle plate while sew thin matenal the suitable height is 0 7 8mm b While using DA needle align mark line C with the bottom end of needle bar lower bushmg 3 then tighten set screw 1 3 locat...

Page 13: ...ove thread guide 1 to the right in direction B to decrease the length of thread pulled out by the thread take up 3 Normally thread guide j is positioned in a way that marker line C is aligned with the center of the screw 11 INSTALLING THE BELT COVER AND THE BOBBIN WINDER Fig 23 24 25 Fig 23 1 1nstallation procedure 1 Drill four guiding holes A B C and D for wooden screws in the table 2 Install bel...

Page 14: ...ngs 1 For salty s needs belt cover should be installed 2 The left and right parts of the bobbin winder should be paraII to the plate belt holes l1s ADJUSTING THE HEIGHT OF THE KNEE LIFTER Fig 26 27 Fig 26 WARNING A Turn OFF the power before starting the t work so as to prevent accidents caused by abrupt start of the sewing machine 1 The standard height of the presser foot lifted using the knee lif...

Page 15: ... I White od No 10 Moto oower 370 N 1 11 hile Sewing Light materials the machine need to change the presser foot needle bar and feed dog and do some adjustment 2 Machine with R added Is using roller presser foot To order or for further information please contact Please do not hesitate to contact our dis ributors or agents in your areas for further 1nforma on when necessary The description covered i...

Page 16: ... new revised endition in December 2001 The machme with A added is ustng roller presser foot Please conftrm the relative applications Ref No part no When buying the parts 26 From the library of Superior Sewing Machine Supply LLC ...

Page 17: ...k Drivmg Shaft Components 33 4 U ffi Presser Foot Components 36 5 4 tffif Feed Mechanism Components 38 6 iillf ffi Oil Lubrication Components 41 7 illi ffif Oil Reservoir Components 43 8 It g 3i J ffi Belt Cover Bobbin Winder Thread Stand Components 45 9 R M ffl1 Modei R Presser Rollar Special Accessory 48 10 ll i Accessories 50 From the library of Superior Sewing Machine Supply LLC ...

Page 18: ...Machine fram e miscellaneous cover components 28 From the library of Superior Sewing Machine Supply LLC ...

Page 19: ... Arr li re v ru de R th 18 IGS31 R It ff l Ji l JS 1111 4 44 1 6 5CI I W I 6 X O L 19 kit f f l l hrcad wn itlll A M o IGL t 7 t r hl Tcn 1nn 11 GR6 1 t IJ f T mn Dis tnr r 2 GWJ 84 kf J Tenswn pring Ci v o2 k 1 1 Ten i m ring 23 GR60S 1 f l fS Tonsiot cilol kr 241GR 607 8 14 Ten ion Di c 2S GS314 X J t n Screw h Ghl J 8 1 M i i Toke up nring GR60 H ft 1 T ioJ f 1 x e 28 IGS315 I U iftrl I SM9 64 ...

Page 20: ...56 L L9 2 41 GS299 8 rt Jt 1 Bed crew STUD 4 42 GR724 8 l il1 itflt Ruler plate I 43 GS373 8 l fH J iJl H Ruler plate sere 2 44 GQ195 8 I i Model plate I GQ11 8 j R Model plate I IGQ21 8 8 t lodel plate I 45 GX196 8 lt tGl eH Pole 2 t 46 GKI53 5 tf i HiiJPiR Thread take uplevercover 1 GK162 8 JJt ff fjjt Thread take up lever cover I I 47 GQI96 8 l 1 fli J t Safety indicating plate i f 48 GRI428 8 ...

Page 21: ...2 tk m xff Jlf 1 Main shaft thread take up lever component Q 1 4 27 31 From the library of Superior Sewing Machine Supply LLC ...

Page 22: ...0X O L o6 2 13 GR592 8 itffJ0 1 Rubberring 14 OS371 8 11fdfltf j I T9 32X28 L Screw 9 32X28 L 15 01 156 8 GTIS9 S 16 GS 3 S 17 G0256 ll IR GR588 8 I I GR65 l 0 GR5R9 1 GS l0 8 22 007 59 3 GX 198 R 24 Go 8 25 GS306 S 26 GRI 3R 8 GR808 g 27 GP147 8 GPI5 R 28 1 GS I04 8 29 GZ22q g 30 GR590 S 31 G0261 8 31 GRS91 8 33 IGS311 8 i f lill J i Feed dnve eccentric cam j l l J F d dnve eccentric cam Ji flfl ...

Page 23: ...3 lttf ttk btd l ttk5ttll f4 Needle bar uprigbtshaft hook drivingshaftcomponents 8 ta 3 ___ I 17 1 2 19 20 1 ___ 21 13 p 15 16 13 24 22 32 33 From the library of Superior Sewing Machine Supply LLC ...

Page 24: ...eedle bar lower bushing Iir Ftdlf eedle bar lower bushmg iH Itfi SX 14 5 Sctew 1 SX44L 4 5 HH Needle bar thread guide rr tt i Needle bar thread guide liLt IDDXIl eedleDBXl tJU iDBX5 N eDBX5 J N 1 Gearofmannhaft big t1 fJii4X40L S Screw J 4X iQL 8 3k f 1 Gearofuprightsi1aft mall i I F1i J q4t t i Gearofupnght shaft big F ffi N Gear of hook drivingshafl small l t prighr haft l pright shaft Hi L Bllb...

Page 25: ...QTY oed IJ n beav r beb y IC Ib t tiliictiaJ z urcnU m tterul GR133 S Ftla Hook drh mg haft I tr GIU52 F at He ot dri in shaft I G l 138 8 1 tli lc Rnhbm c3 I 1 llbi Bobbm c3 I 34 GR633 S Fli l1lJ t 01l wick I r _ GS3 1 X Hl lIll illJJ iI S w I 36 OS W2 8 Fll ii Clin116X28L 12 Screw 3116X28L I2 I I I I I I I I 35 From the library of Superior Sewing Machine Supply LLC ...

Page 26: ...4 JflJI IJ tlH f Presser foot components 26 1S 36 c From the library of Superior Sewing Machine Supply LLC ...

Page 27: ... H Connecting rod vertical I 16 GR62 8 1 5fl J 1iti f Ltfung Jc d connecting rod I 17 GR615 S iXJfi i Ot l Snap ring 2 IR GW189 8 tHU t f ilcnsion release rerum opring 1 19 GW185 8 Hii t Ri HHi Tcn lon release pin spring I 20 GX201 S 1 f tt J H Ten ion relca supporting pin l 21 GR627 8 tt rn Tension release plate I I GR314 S t f UI r l if Tension release haft I GS3IS S f F t Pn erspnng regulation ...

Page 28: ...5 Ht Jf flf Feed mechanism components 10 21 14 65 13 15 69 38 37 61 3R From the library of Superior Sewing Machine Supply LLC ...

Page 29: ...pring GW204 8 fiiJJ f H H Spring 16 GR625 8 l tlii M illE Snap ring 17 GH344 iliUiil Jli liilWt RevCT C feed arm ASM GI 1357 PliH41ffl Piil1114 Reverse feed ann ASM IS GS346 8 1r1Jitfi1 1Jiiljlll lf Screw GS407 8 1i d1il t1 1lH Sere 19 GRn15 R f Ji JHiH 1 Snap ring 10 GS li S i i 1 J li4X40L 6 Scrcw9 64X40L 6 11 GX20 8 r JT _j n Pin GR63Q l i tlk Lmlo long 23 GR6 IO S iiifH J l Link l hort 4 GR6 I...

Page 30: ...iH n Screw 3 16 X28L 7 I 48 GS336 8 4l W U11164X40L 7 Screw 3 16 X28L 7 I 49 OR634 ffr f lllll li ll Retaining ring l 50 OR807 8 f Feed bar driving crank I 51 GSJ42 fi i U3116X28L I4 Screw 3f 6 X28L 4 I 52 GR658 f1t i Washer I GH216 8 til l X IBililfR Lifting forlc I _ 54 OS340 8 ltl t illi l l fflli64X40L 10 5 Scrtw II 64 X40L I0 5 I 55 00273 8 lfl3f4li Wl h f Feed rocker shaft bushing I 56 GR5S9...

Page 31: ...6 lfiJ 5tffi f l Oil lubrication components 8 41 From the library of Superior Sewing Machine Supply LLC ...

Page 32: ... I 12 GR671 8 li f illl ffi Tube holder lower 1 13 GS353 8 ffi Hl5 64X40L 9 5 Screw15 64X40L 9 5 I 14 GWI95 8 ltiJ i 1tiiel1 ji Spring I 15 GS352 8 W il l il Jil H Oil adjusting screw I 16 GR659119 8 ilil tli 4 Oil pump ASM I 17 GR660 8 i i ii it 1 Oil pump installing base I 18 GS348 8 iill i i tfTh13X8 Scr ew M3X8 3 19 GR662 8 im JH Oil pump I 20 GR663 8 iill flillt Oil pumpimpeller I 21 GS349 8 ...

Page 33: ...7 hbtl ffi Oil reservoir components 25 __ 26 I I I I I I I I I I I I 18 I I 23 I I I I I I I I L _ _ ___ _ _ 43 I I I 13 11 I_ From the library of Superior Sewing Machine Supply LLC ...

Page 34: ... tflli lf i I H i it Brocket I 12 GS358 8 l t Wi7 k IHT9132X20L 20 Screw9132X20L 20 I 13 GLJ70 R r Jill ii Hl li l11l l 15164X28 Nut 15164X28 2 14 GS357 8 l l ltli iRlflij f llifi5164X2S 30 Screwi5 64X28WO 2 15 JS356 8 IG oolilbli it IH Screw 1 16 GZ238 8 tfl EP 7fCJ t llil nee pre siny haft 1 17 GR69016 8 t HH I f Knee pressing plate ASM l 18 GR693 8 l t l fl tk l Knee pressing plate cover 3 19 G...

Page 35: ...cover bobbin winder thread stand component 7 3 __ l ___ 5 I 4 I 10 df I I I I 1 I IT J J 11 L _ _ _ __ _ J 1 6 12 0 43 47 L 48 38 Jl 43 o 49 36 31 36r l 1 46 44 v c d5 0 4 1 49 45 From the library of Superior Sewing Machine Supply LLC ...

Page 36: ...Q J Jz ITII 64X40L 5 Screwii 64X40L S 1 18 GR709 8 ffi liJJ il Presser plate I 19 GR70S 8 ttlH ti lJJ f Rubber brake I 20 GWI98 8 il fUJU Positioning finger 1 21 GS364 8 t I G fflliif L fT118X44 L 12 ScrewlIllX44 L 12 I 22 GS366 R i iJ llfi Screw I 23 GS363 8 tift Ut fT Screw I 24 GR819 8 lJJ jl rr Washer I 2S t tfl riH Bobbin winder ASM I 26 GPI48 8 m Bobbin wheel I 27 GZ239 8 t l Bobbin shaft I ...

Page 37: ... l w Fcrtn lct 1 No nl eriL ntttna m ent i 43 GR721 8 t W tj t t Spool reuiner 2 44 GR722 R tUHf l f JHill Nut washer 2 45 GR723 8 lil l f T it filll Spring washer I 46 GLJ73 8 tUmi ll Nut 2 47 GS401 8 lie ITIH IH Screw 2 48 GLI34 8 t ii ltTti kJI f Nut 2 49 GR750 8 tUt Spool retalller 2 I I I 47 From the library of Superior Sewing Machine Supply LLC ...

Page 38: ...9 Rm tJ IJJW fflf4 Special parts for model R with roller presser foot r 19 18 12 I I 1 3 I 2 4 5 L 4R From the library of Superior Sewing Machine Supply LLC ...

Page 39: ...11i llll Roller presser seat l 7 GR823 8 lR lli llll tli Roller presser handle l R GPI 55 8 ffi Roller 1 9 G0292 8 1M ib g Rollerbushing 1 10 GRl 24 8 111 SICel ball 48 11 GS409 8 i t t J ili rr Screw I 12 GS410 8 il trr Screw I 1 13 GR825 8 H ffi Spring seat I 14 GZ256 8 j im springshaft I 15 GW207 8 Hi Spring I 16 GR826 8 J l Spring washer I 17 GX225 8 JH m Pin I IR G 4 1I R rntNf llll l U Screw...

Page 40: ...10 Nff f Accessories 5 7 10 9 50 From the library of Superior Sewing Machine Supply LLC ...

Page 41: ...d connecting hook socket 2 3 GBXI42 8 tll 1d JiHiJ fT Head connecting hook nail 4 4 GVI32 8 r Needles I bag 1 El s GR700 8 7J 1 Screw driver L I 6 GR701 8 tt7J 1 Screw driver M I 7 GR702 8 9 1 7J 11 Screw driver S I 8 Gl 139 8 Bobbin 3 9 GFIOI 8 jjl ij Head CO er I 10 GBR211 8 51 1 tt Head pole I II GR703 3 81i ll1iml t il bottle ith Oil 1 12 ilbfi f ttOil reservou magnet I I I 51 From the library...

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