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From the library of: Superior Sewing Machine & Supply LLC

Summary of Contents for ZJ757

Page 1: ... SUPER HIGH SPEED OVERLOCK SEWING MACHINE 1l mi ta JJ OPERATION MANUAL i J M PARTS BOOK ttJOO ttJJitii JiitiRRilfR BR 61 ZOJE SEWING MACHINE CO LTO From the library of Superior Sewing Machine Supply LLC ...

Page 2: ...l JIIlli ll I ttlOU JltJ X 2 1 t ttii J AI 3 l litt l tt ir tt X 5 tt o1Htltii J AI Cs at ttfl J X Ji 10 ltl llt AA 02 TO THE OPERATERS 02 HOW TO INSTALL THE NEW MACHI 03 HOW TO OPERATE THE NEW MACHINE 03 lUBRICATION AND D RAINAGE Ol THREADING THE MACHINE OS THREAD TENSION 06 STITCH LENGTH ADJUSTMENT 06 NEEDL E REPLACEMENT 07 DIFFERENTIAl FEED RATIO ADJUSTMENT 07 PARTS RELATIO AND TIM NG 10 TROUBL...

Page 3: ... I2l 1o t QiiiiiHi11i T liJ l lfllliJIIMl lJillt f fil l 31 f Illii ttl l I H4illJliU1 4 lt t l l ilii J li 1 1 J iJlill tttJifhl lit iIIU 1 11 it 1 JYi1 i f It IOmmJ Jll Itlitle Ill i r 1 tl 111 0 Ill Ill iltNlJIJl r lJ ill How TO INSTALL THE MACHINE J Jostl lll the machine a cordHtg to the cr ble cut out dtagram Cushion Rubber and Rest Board as endosed In c ase o emi s ubmerged the distance ltPt...

Page 4: ... Lubrl otion Fla I Remove Sc r w A and fil l in enclosed ultra high lf peed lubric atr oil or Jmlar to tob1l i 10 Essu 32 unulthr top of otl lc cl indtCI lOr between two h nes of Oill cvel S1a ht W1ndow Thcn replace Strew A When the machine u operated fur the first umc h was idle for a lona tlmc please be sure to 01l1he top of tbe needle holder guidc upptr looper guide etc bdore operating tbc mach...

Page 5: ...s type you need ror c orrcctlhteadtD l Any incorn t rhreldlnJ ma C U C thread breal uneven scilthes orskip Utebet etc VOR SEAMTYPE 516 ONLY F OR F OUR THREAD ONI Y r l I Ill F i Ill F i ru rig 6 4 From the library of Superior Sewing Machine Supply LLC ...

Page 6: ... F Ati lil i fli lil A Pi Fl l rt Ill 1 512 1Mli tHt H l Ill F M lt Jt P 1 r n 1 I n ct li IJ J I MU liz 1 14 t l tll Ji f I ll M rtii RR n nta w m ft n A J ioJJ 111nJJ Jt ll l JttlfttUI t t T HREAD TENSION The hl e l ll eru fnn hot ai1JU ir cd cc HdJUg tn G loln foJblic th1 L kv m thtcaJ s e11m llhhh mc h IC Agl b l Thcrdorc he p t IJf of the TcoJ iUA Nllt tat Tl l td c mu t bt jU r t d lll h uJJ...

Page 7: ...I 2 I 2 Seamin I 1 5 I 3 Shirring 0 7 I I 1 3 Sctgihg 1 6 2 I 4 Spcc1al 0 6 0 9 lli Fig 9 t 11110 i lfJtlDC x l711tlri J tl ill Jtt m11ttCllJtIf r tt tt a tt w a w l NEEDLE REPLACEMENT Fig 10 Please use DC x 27 or cqu1valent needle size Loosen Screw t and remove the old ote dle Tab 2 Pulley scale 4 s 6 7 2 2 S 3 3 5 3 8 1 4 1 7 2 2 3 2 5 3 I 3 9 4 7 5 4 5 9 1 2 IS 1 8 2 1 I I lll Flg l0 Insert the...

Page 8: ...blc up to 1 0 7 Tab 3 S lc I 2 3 4 s l 01lfer I 3 1 0 7 1 0 9 1 1 1 1 13 cntitl I 2 1 0 7 I I 1 1 4 1 1 7 I 2 Q Feed I 3 I I 1 1 5 I 2 12 S I 3 ntJo 0 I 1 1 1 1 1 6 1 2 3 1 2 8 1 3 3 ll FJi ll l tt fttlillii Ui 11112 lt I It Qatt WI 3 i ttllol itt J il l rttt iitifi Jlii Jl _ltiULZJJIJ9 5 9 7mm ftUU i ln ItJl 10 8 11 0mm ttilttitt ejj JI ft1itt JA0 2 0 3mm Illtilt llliilli Nlflll li 1 2mm m l tt M...

Page 9: ...beo the Upper spreader moves to tbe extremely Jefc lbe dutaoce bct ua the point of looper spreader tod enter hne of needle is 4 5 S O for I needle spreader to center line of left needle is S S 6 0mm for 2 need Je machine J Lower Loop r and Needle Flg l4 15 When the Lower l ooper moves to the extremely left the distance between looper point and center Hne of needle left needle if 2 needle is 3 4 3 ...

Page 10: ...le A 4 5 0 B 5 5 60 _j ol I l ____ ____ _ d l J A 0 5 l A 0 0 I 1 r 0 15 020 I N o rl lf I llll_ g l 6 _ __ IL til FIR 17 9 2 5 I Fig IS From the library of Superior Sewing Machine Supply LLC ...

Page 11: ...BREAK I Inferior quality of threa l 2 Thread is thicker th an Needle hole 3 Wrona threading 10 l lUi4ut 1 IllIiiIii I H3e 2 mi1 1 il lfa tt8 lfltt 3 J IUiU 4 illl lllttll llttll J l i ill tt IIJftfJX _ 6 tli ttllillft l i COKRE T I Reset needle com ctly 2 Use properly needle for fabric and thread 3 Replace new needle 4 RQdju l Needle Goard S RQd ust looper 16 RQd oat tho l cedle Plate and Presser ...

Page 12: ...6 Needle bonded 1 Wrong installed Needle Ouard l l I IO Q 2 lt UI 3 IUl itlJtll J tt te A itMI tt tjtt 11 II 4 Re adju st thread tension nut S Rcs et oeedle cnm cly 6 Reset thrud swd for threading smoochly 7 l fill In Silicone oil l Rta dju n Needlt Guud 8 Gnnd ot polish or replace new Ml 9 Readju t Needle and Looper 10 Grind off poJjsh or replace new one I illl tt Jiiltt 2l lU i if iUl tl 3 IIii ...

Page 13: ...JU Iflttl i J JlA tt H 1 S 12 11 tH d ft 6 1 Ill 7 li llllltttlllli l 12 CORRECT 1 Relhrcadin correctly l Usc proper leeciJe 3 Re et Tension Disc properly 4 Fill silicon oil S Rudjust Needle l lld Loopers f I 11 i itf liUPtt 2 aJi tUIIf UlillllHII9 3 IJIJi l tll Jl 4 I lll l JJitillfU 2 ll ftliUIIJi S UitrJI 6 llllift 7 IC U illlill 8 lll lfJUi ll lll CORREct I RclhreadlDJ eorr 11y 2 RcS t Thn adt...

Page 14: ...71S cdle Pia ThRtd o Of l ml f Fool Is burred IUTh read ccns ioo dJJk i 5 rouah IS CORRECT I ReadjUJtT1lretd Tco ioa Nvt 2 Readjust l mRr Foolprcuure 3 ReadjuJI Fe Dot 4 RadjUJt Kllivu Of slwpeo KlliVCL S Readju 1 dilfereotl l feed nt io 6 V proper Ne lt for fabric lAd lluud O Rudjust aeam tdth or tq lace chalo off finger Jj I 8tfi iEIII RIIi 2 illl lll tl H 3 j lljiE111 I 1li fj JE111 1l SJ illl ...

Page 15: ...Jl i orIscreen I I I 21 YTA42 F l nne I I I n YTA ll IIIII od e ll I I I 21 YTA24 ti Hil 011 sealu I I I 14 1P0 I u l tgm pm 4 4 2S To 65 Ji or ldc mart rhte I I I 26 YTA67 ill J t t tl wol I I I 27 YTA84 i f li l ll3d piJte I I I I S30 1 1 Utf Ctel 1 4 4 2 5292 l l Wtl sere 1 1 S2 l0 t lfJ trl needkbar s m l Vro 2 2 2 4 sm ltjiiH iWtiiiiJ ll Cdlt ltnd o l CICW I I 1 s 21 HH f A ll l Hfitt oetdk r...

Page 16: ... 0 11 2 12 i t T 1 0 15 From the library of Superior Sewing Machine Supply LLC ...

Page 17: ...pb1eco tr ttfi t r loth plate rial tft i f clochplatolo r plat J lilTHe upper loopor ling rl l IJ l T Iti upper IOo r ca n pla1e Wier J ifht H trt UJ I Cf looper eallng p Jt A U flff Kt l H t rJ iJ re i lt lll t set nut b a t cr ub w v t WtT fHif SCf W _ cr i IIIJIi J re nut Jtcr iiii I H ba gCO ef ipnnw screw J liHl SH b1g C W TJOUU sat oi lllff 01 b1g CO etJUint c aew tAthhc r l l ll f AH J 0 16...

Page 18: ... 17 0 o cv i From the library of Superior Sewing Machine Supply LLC ...

Page 19: ...rk pia I I 1 lt7 YTC39 4 i l8N i oil flow sindow 2 2 2 18 YTC36 ft JtlJi front coversnap guatd I l I 19 YTCSSB f lltlll l oil guide I I I I 20 YTC 8 it tt i S oil level gauge washer I l l 21 YTC62 1 M pin I I I 22 YTC67 t ltffii l oil level gauge washer I I I 23 YTC69F fl oil SJght I I I 24 YTC81 ell wasllcr I I I 25 YTC61F 1 l upper cover I I I S503 l l I U uppercover screw 4 4 4 5438 41 tbttad g...

Page 20: ... 19 From the library of Superior Sewing Machine Supply LLC ...

Page 21: ...shaft queen shaft bearing I iSLJUIHf oil pump worm I main shaftbeanos I I R shaft and bushing washer 0 t ltp g main shaft ligh1 bushing I 11 80200 bearing 80200 I bearingCO tl I Iii bearing cover 0 tl liU I II bearing coverwasher I 1 pulley I l bulgypulleybearing 0 A i H lltr pulley screw I ll1leiii4J Il pulleyscrew washer I tit Bitt pulleyse1 screw I liii fll tr pulley set scerw I iltt Jt l8i IH ...

Page 22: ...c II 0 0 21 From the library of Superior Sewing Machine Supply LLC ...

Page 23: ...til throat barshaftcrank I 0 ttt ffiii JiiH needle barconnecungrod ti HfiiiJJ f1ll l cor necring linkpin Ill wa herring ttf ll fl throatclipguide bushing tt 11tfl needle bar 4 i oil fell l illl t oil wick I l 1 1 plastics tube I l i l i t oil wick 2 2 2 t needleclamp 0 I 0 ttJ needle clamp I 0 0 tt needle clamp 0 0 I ut needle 2 2 iitt oil seal I itvarr snap ring screw 4 4 4 ttlfl HISJ f liil l he...

Page 24: ... It 23 From the library of Superior Sewing Machine Supply LLC ...

Page 25: ...ittOGingrod 2 tt f i lhroatplatebracket I lit ll M thread marie gutde I lit lllil thread markguide 0 tts reat needle guard I thread reDStOO spring 2 n ttr 1 front oeedle guard 0 1ltrJNIJ front needle guard I riu J ttjj front needle guard 0 fl i lhroat plate 0 ttl throa plate I tl l throa plate 0 it Xt thread guide I i J t ll thread guide 0 J ttf rl ne dle guard I 0 b tt U nc dleguard II 0 tt i nee...

Page 26: ... I 25 From the library of Superior Sewing Machine Supply LLC ...

Page 27: ... l 114 01 J lo I I I 11 1 tbr aJ lm WM IC g l tn p I I l 1ji J Pi Lh J4 gu orJ I I 1 111 toP PC r l tx 1 Wn r cld pl C I I I s PI d10ttt h mns ptMd 2 2 2 J JJ Q h l r 1 11 1 hnlt t r t l fK J I I 311 YTJXII j l 1pc f I I 11 TJol uprer lno rcr rnnl bctnr 2 0 I I l tl upprr k t f Cf c r nl t ta u I I J I Hl d rnJtnE h 2 H T I6 lor h fgo Jc I I I I th tn r 2 2 z J 2 1 rf l 1 oortr llhollt lo T 11 1 I...

Page 28: ...r l 27 From the library of Superior Sewing Machine Supply LLC ...

Page 29: ...il copp 1 wash r I i t i thread guillt I F trtlUtlG lower looper threild guide I 1Hf R i t x lo er loop r thread lhr guide I r rt lo er l x p r hMi F tt lowrr loopershafl 1 til IJ ililflll low r loopercrank I F JItlUJ illlli lo r looperernnk a F ts tW tT low r loopershaft screw I f lil d asLic washer I n 4lil Ifllif litf crank screw I r tt Wrm ower looperholder screw I r t l 1 1 11 lo r loop bolde...

Page 30: ... 29 From the library of Superior Sewing Machine Supply LLC ...

Page 31: ...ll F Hm from h I OC J bti Jung 0 Iii Ulh1 H fr t io op r Jun N hlog 0 liUf tt trvf11 ktt r sluft IzJJ dn lf 1cu r Jilllthl dn mg Cnn1 l iit ftl71tlk fmnl hKtptr hd hlod wF tt r r u ironlltk p r lhtrJ t1 Ide sere II p ryttt lii nn trUbl lwpcr wdc set 1 p fttI Hf irif rom r Y r 1 0 Iii t 1 tT frollt l f Cf holder 0 Hi l i li ll boot l uc r uanl re 0 u tt11 ftll r li Jtl IJ tro111 IDOJ I r rJnt ht l ...

Page 32: ... JI From the library of Superior Sewing Machine Supply LLC ...

Page 33: ...dchook 0 t l i l k 2 lhrtad 1hread guide 0 G i R IQI 1hrtad gu de rmgerset scttW 0 IJ rii thread guide rube bushing 0 i t li lhreadauide rube 0 CJ JJ ogJilJi thread guide tube clamp 0 lli head tension pla1 c holder 0 i lllf holder spool 0 tl H holder spool 0 ft holderspool spring 0 i 1 ffillllt pressernul 0 ll liM lll ttr bearing snap ring screw 0 1Ttl6 el ijg cam sec sere 0 tU IJE iM Ili C11 lk C...

Page 34: ... 33 From the library of Superior Sewing Machine Supply LLC ...

Page 35: ...ng I I t sp ing I I wuher I I li tll JIIIbtins block I I I WISI f 2 2 z ll r J Ii feed cam I I 0 washer I I I r ii lll HI diffe tr lial regulating holder I I I i P Jiiti J rtgula1ing screw I I F regulaling S rew spring I I X Ji I 1Hf differential rcgula ing linlc I I 1 4 liiHfc l crank link cam 0 0 JJlUJ H d fl tmll al hnlcsa tW 1 1 I tmiiniiitltr d ffemllltl cranlc rew 2 z 2 l lil ltr snap nngSCT...

Page 36: ... 35 From the library of Superior Sewing Machine Supply LLC ...

Page 37: ... l lil dJff tialfeed dog boldtrlinkbushing 2 2 2 E ii liltl Jt il i cnnk shdeblock co I I I rai llltlJ t cranlc sll k block I I I J lf 11Ell IIi feed regulatingcrank I I I 7i 4l l i lf d fTmntla feed dog bolder link I I I f f itff t IT tall al feed dogbol rIilli buW g I I I i lj f i fflf f li flm rleoldoghcldetEllkb slq 2 2 2 imlill ercwodplate I I 1 f lf 1 feed dog carrierconnection rod I I I lfl...

Page 38: ...From the library of Superior Sewing Machine Supply LLC ...

Page 39: ...o r knife holder lock111gplate I tJJ7Jf6tl f i1UI oil sealer I l Jlit IIU rbg screw 2 I JJ illlillltJ upperknife c nnli SCI screw I _t JIB i U upper knifecrank p1n scr w I _tJHHfif tT PP knifeconnecting lrnk 2 J JJ I H uppc r kmfe holderscrew 1 J JJII J upperl nifc screw I FJJflillHIW lowerknife bold r locking plate smw I 1 JJ i IIU I knife bold r lockin8 plate S w I rJJI I Um loWCT knife snappiau...

Page 40: ... 39 _ ____ From the library of Superior Sewing Machine Supply LLC ...

Page 41: ...Illtmgt U brx a I I I I YTSl1 t i C prtS r bar bustung I I I zo 1 4 Jl pn s s r blung pn 8 I I I ll YT I f rt Ct l4 trOI I I I 2 H 4 f o llJ t rn t r IOllt holder C nntcltAI pla e I I I YTS5b ft 1 k fool huldcl 1 I I z l lll J Ii l P fool ba I I 1 1 YTSOJ II 11 I ViII J tfcsstf t t C 1 I I yn li Jl lt ll pn sttr tcv h I I I 2 YTSt t j 1 1 fl J Cl 1004 form 0 I 0 2 YTSb dtiU llfl tr 10 u 0 I 0 lq Y...

Page 42: ...f4 t 1 I II From the library of Superior Sewing Machine Supply LLC ...

Page 43: ...114t llii IJ il I J U bncL I 1 I I 1n TI4 i ili tIt z if tl Jt mt kaDu Inl 1 l I ll YTI4Y ilt lil Hi oJI ho tk W rgu ud I I I 1 Yn l Ml l I I ll I I I ll YTl IBI l H 011 pan I I I 24 vn 111 I fIt wdcr I I t 2 V114i ll il 1d al I I I 1fl Yn l l iii J IQ otlloCJl I I t 11 YTI l 1 if 1 otlpan rrugnet I I t 2 T I pan I I I l9 rtlt l il l1 41 i lll Cm n boldcJ I 1 1 1 1 Tio M ex RCA fdt I I I ll Tl ven...

Page 44: ... 4J From the library of Superior Sewing Machine Supply LLC ...

Page 45: ...thJr llc k r I I I Ill YT Z7 12lt i h J 1 4 1 I I 1 T rl l utl rc 11 hl lCk I 1 I 12 YTVJ I tdam hlllli r I I I I T 35 ttf il P pbte I I 0 I YTV411 l llli l SMJ plote br l kt1 I I l IS T H j l Sllippl l I l If YTV Ill u H I I Lbb n 11 I mup p ale CfCW I I I 2 pllo r I I I l o 1 f IJ hmge prrn II l I I 4 S2 V lbill hrngctere 1 l 5 V O I WA htf 2 6 N26 illfi nut I I I 7 _ lU J clod uldo bol kr I I I...

Page 46: ... 45 From the library of Superior Sewing Machine Supply LLC ...

Page 47: ...TWI7 i li lo lhrf J twdc 0 l l Ntr I I 12 n J r UWa l I I I p T 2 ra e weaol whklooldc I I 14 Yn J t d nd uidc I I I I 5 1 Q t tt llly ni id I I I 16 Yn 2M tl ii d n r lido pial I I I 1 ft t t f O la r I I I Yn 2 tt l lbrc lf dc bolo J 19 vrwJ6 IHIJ rubber I I I l S421 9t t u l brcad lfU1dc J J c ltiH 0 tbm d Jc be WI llt J a fl lhrta l 4 J If u loonppl 1l j 1 I t lffJ lnlpl oiJer I I 29 12 X 5 ft...

Page 48: ... 47 From the library of Superior Sewing Machine Supply LLC ...

Page 49: ...Tl U l l 4 s HXot 1 1 a h r I 6 rXO I ttillii 1 Y 11 1 hAlebush nv l 1 IXIO If II trollsbbnd ct I I I 8 YTX Il lfl l llll ra trOt II I J I 9 YTXIJ trlll 121 n wnW rW trollj hl21 I I I I 5191 11 l j f fi A m Hcn11J 5t ll kiC 1 l 2 SW I fl t l l rowmaten d 4 ltSbcr 4 t 5391 fltlll n row maacnaJ I 4 41 From the library of Superior Sewing Machine Supply LLC ...

Page 50: ... 49 From the library of Superior Sewing Machine Supply LLC ...

Page 51: ...ner I Jli fiij i 2mm inner hexagonSCftW dnver I I ll I filmm inot r C eugonSCft W dri er I 1 l I I PIStnm inner hu screwQri a I l l dl f 16nlmI inner Qexagon 5 tev dri a I IIOJ t1 J Cft W driver I lilt 7J PI screw dnvtr l tlli A screw dnvcr l IH t c l r l me1N gu1de I It ott lun tl I itt I dlombl I ltt octdk ll_ JJ lower knire I cl lli oiJ ftltcr I I ft trl f 4 Allf lfl fl 0 jt Oli f 11 tatr lfit ...

Page 52: ... 51 From the library of Superior Sewing Machine Supply LLC ...

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