Siruba L381 Page 39 Instruction Book / Parts List Download | Manualshive

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From the library of: Superior Sewing Machine & Supply LLC

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Summary of Contents for L381

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

Page 2: ...X ililm MI i f1rf lll f c 1lfrli IH IL lX 1t to 9 fJL m EJ F Li tJ fJL flf flliN m 1o 1L u m frlifnim I1 i IE tt Amm ff0 11 miE l iJII A ol iltff f N fl fn l I1fo 12 i1 Am lX Ji Ama J t m ff n 1tJ 1 1...

Page 3: ...evices to come in contact with your eyes or skin or swallow any of such liquid by mistake immediately wash the contacted areas and consult a medical doctor 9 Tampering with the live parts and devices...

Page 4: ...FtJLeat tJJm m t f EtJL tt r n 0 4 A tf JL at m f F t A ti IAJ 0 s M m F m t1 E ili wmatt il3f o 6 00 A m B m m m m m tAma AJMo 1 n m m m rr t f i tJL fJf JIt s m m mttm m ttm o m wme tt o 9 R Mtt 8 t...

Page 5: ...to hands be sure to keep your hands away from the vicinity of the looper during operation In addition be sure to turn OFF the power to the machine when replacing the looper 6 To avoid possible person...

Page 6: ...9 ili f 1 1i J p 7 tii i iM f 1 Jfil l 7 t ffrlWJ l ll 1i ffl p 8 t fJL fO i Ji ffll iJ 8 tJ ft f BX11JL I Jfi1 1 9 tiL t J qn it 9 t ft fo f JL l al a JIill i 9 t f tt a Jfil l 10 t f ti 1 Jti l i i...

Page 7: ...of the feed dog 7 15 The timing of feed dog and needle 7 16 Adjustment of tbe height of needle bar 8 17 Adjustment of the needle and looper 8 18 The timing of looper in reference to needle 9 19 Threa...

Page 8: ...er clockwise one View from the right side of the balance wheel A warning shall be given in advance against making the machine run while balance wheel turning clockwise 3 The machine shall be under ope...

Page 9: ...e oil reservoir Fig I 2 Put the machine connecting hooks into the holes to engage respe ctively two hinges seated in the table then place the machine on the four cushions 1i JJnilfJ 002 003 I Oiling F...

Page 10: ...rk of adjusting pin moves to the thread take up crank as near as you desire Otherwise max oil amount will be supplied 1 Wt f J 005 I The threading of needle thread Fig S ff amft oosm M3 R 1 r Mt 1 F t...

Page 11: ...edle in the order as shown in Fig6 and Fig7 I Make the bobbin thread go through the tension guide plate go through the two holes when thread of harder twist fibre is used and feed gauge is wider than...

Page 12: ...bobbin thread as shown in Fig IO depicts the forming of chain stitch 1 1 10 Fig lO jTjjtl Needle thread If Bobbin thread ffiJJ II OOll 0012 I Presser foot Fig ll Fig 12 0011 Fig II 0012 Fig l2 ffiJ f...

Page 13: ...down tight needle stitch of 1 4mm will be formed this version of stitch is suitable for be ginning and end seaming or partaking 5 The machine can not make reverse stitching r f L ff J J 0014 0015 I S...

Page 14: ...B ili 47ffk HlLil 0 8rnm ffl 0017 rp rtCDiml i io Loosen the set screwQ as shown in Fig l8 the angle of the feed dog can be adjusted to the specified one of standard version A version and B version Th...

Page 15: ...ttElil kBt1 13 7mm MiA JfJL 1 iBfiMHJJ o I tlfT Jtt rfll iiii J ff J 0022 2 Jfl f i JJJ o 3 fl fl 11 ff J flo 4 ffi l1 fll ff J MBff J R U k JXZ Ij o 5 t nfn t n0 Adjustment offorward backward motion...

Page 16: ...end of the eye of the needle is 2mm then the graduation mark on the lower part of the needle bar shall be in line with the lower end of the needle bar bushing lower refer to Fig 24 2 The value of the...

Page 17: ...ween left counter needle guard and the counter needle guard is as represented in Fig 26 the clearance from the needle falls within the range of0 1 to 0 2mm Note that the forced clamp of the needle sha...

Page 18: ...Jlt3 4 1ftlill i iiJ J rlt 1 2 rpIBJ i iiJ Jll2 3 The improper positioning of the frame thread eyelet my be the cause ofoccurrence of skipping stitch The following locations are generally regarded as...

Page 19: ...r when abnormal sound is beard during the operation of the machine 2 Locations to be checked once a week 1 To take off throat plate slide plate and cam cover to clean dust of the slotted feed dog with...

Page 20: ...1if H et 2 i g 5 h l c 2 1tt 9 ffl 3 3 i km 3 lffil k 15 fJLtt 4 9 ftij iHJW ffi tl IE1iffJ 4 iml 1ft IRJJi f j J j11L i l 5 ffisg ff Jiim if 1 l 1t lETifA 5 iJiiJ ii iJ3Ji11tH ffi lt 6 t 6 1 1 m rL k...

Page 21: ...l stone and then polishing 6 Adjusting the thread amount adjusting plate 1 Adjusting thread hooking amount of looper 2 Adjusting clearance between looper and needle 3 The timing of needle in reference...

Page 22: ...nsolved 5 Relaxing needle thread 5 Needle thread tension being 6 Appropriate needle to be used too high 6 Needle being too thick L Thread tension being too high 2 The problem of the timing l Decreasin...

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

Page 24: ...14 JVI PARTS BOOK 17 From the library of Superior Sewing Machine Supply LLC...

Page 25: ...8 4 6 i Q 0 0 41 40 I 0 42 3 18 0 0 0 0 Q 0 3 40 fJJj 45 ji 9 36 2 37 46 47 From the library of Superior Sewing Machine Supply LLC...

Page 26: ...21 GW289 8 i fif c Cam cover 22 GW290 8 _f i Spring L 23 GS045 8 sf i t n Screw 4 24 GR1815 8 1ir Cam cover guide 1 25 GS0129 8 _f i l H Screw I 26 GM244 6 1lH ifBf Bed slide asm 1 27 GM245 tiU i Bed...

Page 27: ...15 1s 1 13 14 _ D 26 25 24 I I j 39 38 1 4 2 8 3 29 a 31 27 20 From the library of Superior Sewing Machine Supply LLC...

Page 28: ...1m 0 Rubber ring 17 OH378 ff lb wi COLmterweight asm 18 OS06 t ffllb wi ffi tr Screw 19 ORI472 ffi trOJ I 0 Rubber ring 20 OS07 t ffilil wi IIID rr Screw 21 OH379 tt ff ff Needle crank 22 OS48 YHi11t...

Page 29: ...34 36 10 22 From the library of Superior Sewing Machine Supply LLC...

Page 30: ...GR1501 2 ffiJJtllt 8 i4 Hand lifter cam asm 19 GRI503 ffi Jt IJ f MIJO tm Rubber ring 20 GR1504 ffiIW ft ll t Lifting lever 2 1 GS022 11 KttiHlbtt n Hinge screw 22 GRJ505 lliffiJWRtrtr ff Lifting link...

Page 31: ...i 67 66 43 42 32 33 Qu 1 fon 1 c_ 46 45 I L I I I l_ _I 2 I I ____44 20 19 48 21 a 47 9 I I I I I _I 11 6 7 13 12 11 17 15 52 51 22 24 From the library of Superior Sewing Machine Supply LLC...

Page 32: ...l Feed rocker shaft bushing front I 3 L GRI838 5f Feed rocker I 32 GSOI20 5f n Screw I 33 GRl528 3f jl flf l 11 1 1 Washer I 34 GL20 5f trt fl HJ Nut I 35 GRl839 5f Feed bar l 36 GX396 3f Wl Feed bar...

Page 33: ...9 8 18 19 20 26 34 32 29 31 30 33 From the library of Superior Sewing Machine Supply LLC...

Page 34: ...i fll tr Screw 18 GW258 j1J iti M tiltvr1 Tension spring 19 GRI547 m llm tli Suspension bracket 20 GSOl tiL liDIEti tr Screw 21 GZ282 fil ffi Reverse feed control lever shaft 22 GRI542 fii Jti 0 1 1 R...

Page 35: ...52 68 69 1 28 27 1 24 28 8 2 8 OD From the library of Superior Sewing Machine Supply LLC...

Page 36: ...2 T t i fi1Sfq Bushing front 19 GS04 r 4it n Screw 20 GRI849 rtWI u tll nu w Looper thread guard bushing 21 GRI850 rfdtM tll nn w Oil seal 22 GZ309 H4 1ll Looper rocker shaft 23 G0308 2 fibfafEb tffS...

Page 37: ...52 68 69 1 Jo_ 27 1 24 28 8 2 8 OD From the library of Superior Sewing Machine Supply LLC...

Page 38: ...l tube 56 GT162 1 8 Needle guard crank asm 57 GS48 1 8 1 tr Screw 2 58 GH387 f tr itfff Needle guard crank rod 59 GH388 r rtt ot ltrfi7i Rear needle guard rocker fork 60 GSOI9 fJ I l 11ll flJ3l tr Scr...

Page 39: ...18 16 15 3 4 I Wl WJJ r r 7 6 22 28 32 _ I I I I I From the library of Superior Sewing Machine Supply LLC...

Page 40: ...ff5 Jf Spring 19 GR1865 tt ff5 ll l iE1 Suspension bracket 20 GS81 ttH l M a iE1lit n Screw 2 21 GRI507 f ltl l l Snap ring 22 GR1866 t 4ibilb Oil seal ring 23 GR1867 f 4ib Tension release shaft space...

Page 41: ...63 65 64 62 61 I I I I I I I I I I I I I I I 41 42 0 34 45 I __1 From the library of Superior Sewing Machine Supply LLC...

Page 42: ...Collar 2 60 GS065 8 1t tr Screw l 61 GRI887 m r Looper thread guide 62 GSOI46 m H i J It tr Screw 63 GR1888 w Looper thread guide tube 64 GRI889 f ftb Tension release shaft bushing 65 GS0123 f ftb lt...

Page 43: ...3 36 From the library of Superior Sewing Machine Supply LLC...

Page 44: ...tKr ffi milh Gear oil pipe 10 GRI566 ffi mMw Holder 2 11 GS81 tKr ffi mM t n Screw 2 12 GS3401 7 J Miillilb i Oil return tube asm 13 GR1566 lillirtlw Oil return tube holder J 14 GS81 ifb1 i t tr Scre...

Page 45: ...I 20 38 _ 9 t 3 3 I I fj 19 II _ I I 4 From the library of Superior Sewing Machine Supply LLC...

Page 46: ...itioning screw 12 GL21 ITiJ 11t flljllllliz 1 ffJ Nut 13 GS058 lnl tt miJm ilt n Positioning screw 14 GL21 ITiJ dB fiJ jiJ Ji i 1 fj Nut 15 GW26l lnl lttJ flljfllfi Spring 16 GRL583 4iiEliJJ fl hJFlJ...

Page 47: ...13 14 17 19 15 m l 12 rl 16 11 6 10 5 4 40 ___ From the library of Superior Sewing Machine Supply LLC...

Page 48: ...R148 f JLik5ttt Machine reat pin 9 GR1604 3 ilfl ff 1 Lubricating unit case asm JO GR558 2 fi T Tweezer 11 GS061 ill itxfi Belt cover support stud 1 12 GR1447 J IVJ J Belt cover A 1 13 GS062 J t n Scr...

Page 49: ...4 6 16 v 26 23 21 42 From the library of Superior Sewing Machine Supply LLC...

Page 50: ...1 12 GLI04 ff fij Nut 2 13 GZ3 17 ff Thread guide arm I 14 GR1934 lf Fli Thread guide arm holder 15 GRI935 ff tl Lower thread guide 1 16 GS231 ff i t ll tr Screw 2 17 GLliO tl tlHtt H llJ Nut 2 18 GR...

Page 51: ...49 ii i 50 51 _ 52_ 45 44 3 d 4 5 6 e 44 40 0 37 36 2 From the library of Superior Sewing Machine Supply LLC...

Page 52: ...Rll2 m trH1 ll lm Washer 4 29 GKL102 m trH Il f HJ Nut 2 30 GKR1l6 rtL H Pitman rod lower I 3 1 GKR118 J tl H Pitman rod upper I 32 GKR183 tl fff Joint I 33 GKSllO trt rt t n Joint screw I 34 GKLIOI t...

Page 53: ...1 2 3 4 5 12 8 9 rtf 13 10 12 14 16 o 15 46 From the library of Superior Sewing Machine Supply LLC...

Page 54: ...Z IJtJ tt ff Driving needle guard 7 GR2000 llm H Counter needle guard 8 GR2001 9 W IH Ii Wf Needle thread tension asm 9 GR2002 1Ifi f JR Tension release latch 10 GR2003 II Ji H 1l1H4 Lower thread tens...

Page 55: ...8 3 2mm GM252 GR1937 GM253 5 GM254 2 5 32 4 0mm GM255 GR1944 GM256 5 GR1936 3 3 16 4 8mm GM251 GR1929 GM249 5 GM250 4 7 32 5 6mm GM257 GR1951 GM258 5 GM247 GR1857 GR1860 GR1859 5 ll41 6 4mm GM248 GR18...

Page 56: ...s 1 1 3 2mm 2 51 32 4 0mm 3 3 16 4 8mm GM243 4 7 3211 5 6mm GNI69 GM245 GN170 5 l 4 6 4mm 6 5 16 7 9rrun GM262 7 3 811 9 5mm 8 I 2 12 7mm GM269 GM270 tt 91J fit 1JL Vertical Double needle chainstitche...

Page 57: ...18 i _ 1 I I I 191 I I 17 l_ __ 20j 14 15 50 From the library of Superior Sewing Machine Supply LLC...

Page 58: ...er thread guide left 13 GR2107 j8 1 Looper thread guide right 14 GR2108 m Thread guide I 15 GM282 8 1 Cam cover I 16 GR2102 tt Needle clamp l 17 Jttt 14 18 Needle 3 18 ftffi l llflj Presser foot asm 1...

Page 59: ...6 36 37 39 3 40 52 From the library of Superior Sewing Machine Supply LLC...

Page 60: ...Screw 20 GR8725 x Thread tension support 2 1 GR8737 ttlffiJl l 15tr l f Lifting lever link rear l 22 GL311 ill l ftJ Nut 2 23 GS044 fiB f Mi1Ji ii l t H Screw 2 24 GR8710 f fl j fji fi Puller cover I...

Page 61: ...25 1 9 54 From the library of Superior Sewing Machine Supply LLC...

Page 62: ...Wheel connecting rod 22 GL753 itffff l trt tij Nut 23 GR8723 f B Mb Puller shaft 24 GH1081 iYJd1Jll i Adjusting rod left 25 GL752 iYJd1Jll i 1 tij Nut 26 GS713 iYJd1Jll i l tr Screw I 27 GR8708 191d1J...

Page 63: ...From the library of Superior Sewing Machine Supply LLC...

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