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Содержание GC0318-1A

Страница 1: ...HIGHLEAD Purchasing Dept Copy GC0318 1A GC0318 1H GC0318 1B TOP AND BOTTOM FEED LOCKSTITCH SEWING MACHINE Instruction Manual Parts Catalog SHANGHAI HUIGONG N0 3 SEWING MACHINE FACTORY ...

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Страница 3: ...15 ADJUST THREAD GUIDE AND THREAD TENSION 1O 16 TIME NEEDLE TO ROTAING HOOK 11 I7 REPLACE ROTATING HOOK 12 18 ADJUST THE HEIGHT OF FEED DOG 12 19 ADJUST THE POSITION OF FEED DOG 13 20 TIME FEED MOTION TO NEEDLE MOTION 13 21 ADJUST OPENING TIME OF THE TENSION DISCS 14 22 LUBRICATION ADJUSTMENT 15 23 REGULAR CLEANING 16 2 Parts Catalog A ARM BED AND ITS ACCESSORIES 17 B NEEDLE BAR AND TAKE UP ARM SH...

Страница 4: ... Fig 1 L C 3 CONNECT THE CLUTCH LEVER WITH THE PEDAL Fig 2 1 The optimum tilt angle of pedal A is approximately 15 deg 2 Adjust Clutch Cover D so that Clutch Lever C and Draw Bar B run in line 3 The balance wheel should rotate counter clockwise when viewed from 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...

Страница 5: ...nt of oil Line A on the oil reservoir Max oil level Line B on the oil reservoir Min oil level lf oil level goes down under line B oil cannot be distributed to each part of the machine thus causing the parts a seizure 2 Replenishing Always use only No 18 special machine oil for high speed sewing Be sure to replenish oil to Line A before starting operation 3 Replacing oil A B c Fig 3 To replace oil ...

Страница 6: ... considerable length of time 1 Remove Red Rubber Plugs A on the top ofthe arm and replenish sufficient amount ofoil 2 Lift Presser Foot B 3 Run the machine at a low speed 2000 2500spm to check oil distributing condition through Oil Check Window C 4 Perform run in operation at 2000 2500spm for 30minutes After a lapse of one month of service during which the working speed is increased gradually and ...

Страница 7: ...orm threading as shown in Fig 6 To dra V the bobbin thread hold the end of the needle thread and turn the balance wheel to lower the needle bar and then to lift it to its highest position Pull the needle thread and the bobbin thread is drawn up Put the ends of needle thread and bobbin thread frontward under presser foot l 6 lg 5 ...

Страница 8: ...esent a cylindrical shape as shown in Fig 7 a loosen Set Screw B of bobbin winder tension bracket and slide Bracket C leftward or rightward If thread is wound as shown in Fig 7 b move the bracket rightward but if thread is 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 f...

Страница 9: ...ard again if Reverse Feed lever C is released Fig 8 11 POSITION PRESSER BAR Fig 9 1 Loosen lock Nut E and Pressure Regulating Thumb Screw A 2 Remove rubber plug from Face Plate B 3 Loosen Screw C and adjust the position of Presser Bar D till the presser foot is 6 mm above the throat plate will the presser foot lifted to its highest 4 Tighten Screw C and put in the rubber plug 5 Tighten pressure Re...

Страница 10: ... to be adjusted in accordance with materials thread and other factors In practice thread tension is adjusted according to the stitches obtained The needle thread tension should be adjusted with reference to the bobbin thread tension Tum Tension Spring Regulating Screw A of bobbin case clockwise for more tension or tum the screw counter clockwise for less tension It is common practice to test the b...

Страница 11: ...he tension of Thread Take up Spring C to zero then turn Tension Stud B clockwise until Spring C comes to the notch of thread tension regulating bushing and again turn Tension Stud B halfway back counterclockwise After the adjustment Tighten Set Screw A Fig 13 2 Adjusting the thread take up spring stroke Loosen Set Screw B turn Stud C clockwise to increase the stroke or turn Stud C counter clockwis...

Страница 12: ...ly Fig 15 a b c d e l In case needle thread tension is too strong or bobbin thread tension is too weak as shown in Fig 15 b tum the thumb nut counterclockwise to decrease the needle thread tension or tighten the tension spring regulating screw of bobbin case to increase the bobbin thread tension Sec Fig 16 2 In case needle thread tension is too weak or bobbin thread tension is too strong as shown ...

Страница 13: ...ushing A and meanwhile align the Inner Surface E of the hook and the center of Needle Eye D when the needle bar gets down to its lowest position Fig 17 Fig 18 B Adjusting the hook point timing Timing of needle motion to rotating hook motion has a great effect on sewing performance The standard hook point timing See Fig 19 is to align Hook Point D and Needle Centerline C when Needle Bar B is lifted...

Страница 14: ...e sequence Note that Needle B and the convex surface of Hook Positioner A should align with a clearance of 0 5 0 7mm between them 0 5 0 7mm Fig 21 18 AD JUST THE HEIGHT OF FEED DOG Fig 22 23 l Tum balance wheel until feed dog is lifted to its highest position from throat plate surface 2 Loosen Screw A of feed lifting rock shaft crank right See Fig 22 b 3 Move Feed Bar B in the direction shown by t...

Страница 15: ...t be sure to tighten Screw A a b Fig 24 Fig 25 20 TIME FEED l IOTION TO NEEDLE MOTION Fig 26 27 28 The standard timing of feed motion to needle motion is that the top of feed Dog C is flush with Throat Plate Surface B when the point of Needle A reaches Throat Plate Surface B See Fig 26 cr Fig 26 Fig 27 Ir feed motion 1s not timed to needle motion adjust as follows Sec Figs 27 and 28 IJ RcmO c 1 rm...

Страница 16: ...ift range of 2 7mm opening time of the tension discs can be adjusted as follows I Remove the rubber plug from the back of arm and loosen Screvv A of knee lifter lever left 2 Move the tension releasing cam leftward for earlier opening or rightward for later opening It will facilitate the adjustment to put under the presser foot a block as thick as the presser foot lift 3 After the adjustment fully ...

Страница 17: ...be adjusted by Oil Adjusting Screw A as follows I Turn Oil Adjusting Screw A clockwise lo increase oil and turn Oil Adjusting Screw A counterclockwise to decrease oil 2 Oil Adjusting Screw A adjusts oil amount within 5 turns When Oil Adjusting Screw A is fully tightened oil amount is maximum 3 Readjustment depends on temperature sewing speed and the like In practice oil amount can be judged as fol...

Страница 18: ...t between feed dog tooth slots Feed dog Hook Feed bar Fig 31 I 32 lg 2 Cleaning rotating hook Sec Fig 32 Swing out the machine head and clean the hook Wipe the bobbin case with soft cloth 3 Cleaning oil pump screen See Fig 33 Swing out the machine head and clear off the dust and dirt on oil pump screen Screen Fig 33 16 ...

Страница 19: ...A ARM BED AND ITS ACCESSORIES 47 36 5 44 40 41 42 43 o 1112 48 49 so 17 38 18 19 20 33 29 36 6 30 28 23 3127 26 17 25 32 24 44 2 6 ...

Страница 20: ...on 1 1 I Al7 HA11280693 Disc for pre tension 2 2 2 AIB HA11280694 Spacer for pre tension 1 1 1 A19 H007013030 Stop ring I I 1 G8 T 896 3 A20 HAI 1280695 Pre tension thread guide 1 1 1 A21 HA 0082100 Three hple thread guide 1 1 1 A22 HA100821 0 Set screw 1 1 1 SMl 1 64 40 x 5 5 A23 HA11580701 Thread tension stud 1 1 1 SMI 4 40 X 17 A24 HA31080701 Oil thumb nut 1 I 1 A25 HA50580671 Thread tension sp...

Страница 21: ...00B2190 Needle plate screw 2 2 2 SMl 1 64 40 X4 5 A41 HA124B0711 Slide plate 1 1 1 A42 HA124B0712 Slide plate spring 1 1 1 A43 HA124B0713 Screw 2 2 2 SM3 32 56 X2 2 A44 HA100B2220 Leg 3 3 3 A45 HA300B2140 Plate for guide 1 1 1 A46 HA300B2130 Screw 2 2 2 SMll 64 40 X5 A47 HA307B0673 Rubber plug 1 1 1 A48 HA300B2160 Screw 5 5 5 A49 H6409B8001 Arm bed cover 1 1 1 A50 H6410B8001 Gasket for arm bed cov...

Страница 22: ...8 NEEDLE BAR AND TAKE UP ARM SHAFT AND VERTICAL SHAFT MECHANISM 19 27 30 32 29 45 41 0 3 1 I 8 7 24 25 1111 12 23 69 70 r 54 55 58 71 72 68 20 57 56 62 37 ...

Страница 23: ... 1 1 815 HA100C2100 Felt plug 1 1 1 816 HA300C2050 Red rubber plug Ii 8 8 1 1 1 Bl7 HA804B0652 Needle bar bushing lower 1 1 1 Bl8 HA500C2060 Thread guide for needle bar bushing 1 1 1 819 H2100C2010 Needle bar 1 1 Bl9 HA700G2030 Needle bar 1 820 HA500C2030 Thread guide for needle bar 1 1 1 821 H2000G2030 Needle 1 DPX 17 22tl 821 HA700G2040 Needle 1 DPX5 14t 821 H6524B8001 Needle 1 DPX5 25t 822 HA10...

Страница 24: ...I 1 1 B52 HAIOOC2020 Set screw 2 2 2 SM 5 64 28 X 10 B53 HA904E065I Rotating hook shaft I 1 1 B54 HAI l l 1El04 Filter screw I I I SM3 16 32 X9 B55 HAI l IIE204 Filter I I 1 B56 HA305E066I Collar for hook shaft 1 I I B57 HA305E0662 Set screw 2 2 2 SM15 64 28 X4 5 B58 HAI06E0071 Oil seal for rotating hook shaft I I I B59 HAIOOE2040 Hook shaft bushing left I I 1 B60 HAIOOE2050 Oil adjusting screw 1 ...

Страница 25: ...C STITCH REGULATOR MECHANISM r I I I 25 _ 23 18 ...

Страница 26: ...al 1 1 C14 HA109F0673 Screw 1 SM3 16 28 X8 C15 HA300F2050 Rubber plug 1 C16 HA100F2080 Stopper pin 1 1 1 C17 HA100F2090 Spring for stopper pin 1 1 1 C18 HA309F0671 Reverse feed lever 1 1 1 C19 HA113F3021 Reverse feed lever shaft 1 1 1 C20 HA113F3022 0 ring 1 1 1 9Xl 9 C21 HA113F0683 Screw 1 1 I SM3 16 28 X6 5 C22 HA104F0654 Screw 2 2 2 C23 HA100F2110 Washer 1 1 I C24 H2605E0661 Reverse feed crank ...

Страница 27: ...D FEEDING AND FEED LIFTING MECHANISM 15 37 25 25 26 ...

Страница 28: ...stop ring l l 1 Dl6 HA108G0661 Collar 1 1 1 017 HA10500662 Set screw 2 2 2 SMl 4 40 X4 018 H2100G2030 Feed rock shaft crank right l 1 1 019 HA104G0012 Screw 2 2 2 SM3 16 28 X 12 020 H2100G2040 Hinge pin l 1 1 021 HA305Gl011 Feed lifting rock shaft crank left 1 1 1 022 HA305Gl012 Shaft 1 1 1 SMll 64 40 X 12 D23 HA111G0683 Screw 1 I 1 024 HA310G3011 Eccentric sleeve 1 1 l 025 HA305G0664 Oil braid 1 ...

Страница 29: ...E PRESSER FOOT MECHANISM 9 8 17 24 27 27 8 4 12 13 i I 16 i I I I I I I I I I I 15 ...

Страница 30: ...ing pin 1 1 1 E12 HA110H0671 Knee lifter lever right 1 1 1 E13 H3211E0692 Spring 1 1 1 E14 HA100H2050 Bolt for knee lifter lever 1 1 1 SM15 64 28 X IO El5 HA306H0671 Knee lifter connecting rod 1 1 1 E16 HA720B0651 Pin for spring 1 1 1 E17 HA300H2090 Presser bar bushing 1 1 1 El8 H2000I2010 Presser bar 1 1 1 E19 HM305H8001 Presser bar lifting bracket 1 1 1 E20 HA3411D308 Set screw 1 1 1 SM15 64 28 ...

Страница 31: ...F PRESSER LIFTING FEEDING MECHANISM 55 r 21 22 29 13 I 0 ...

Страница 32: ...resser spring 1 1 1 F20 H2007J0066 Presser spring guide 1 1 1 F21 H2004J0658 Lifting presser guide plate 1 1 1 F22 HA100H2150 Screw 1 1 1 SM9 64 40 X 13 F23 H609025180 Pin 1 1 1 GB T879 1 2 5X18 F24 H2000J2020 Lifting presser plate 2 2 2 F25 H2000I2050 Screw 1 1 1 SM9 64 40 X10 F26 H2000J2030 Lifting presser spring guide pin 1 I 1 F27 H2004J0655 Feed crank guide shaft 1 1 1 F28 H2004J0662 Screw 1 ...

Страница 33: ...1G0683 Screw 2 2 2 SMll 64 40 X 14 5 F49 H2008N0065 Screw 1 1 1 SMl 4 40 X26 F50 H2013N0066 Lifting presser sway crank guide pin 1 1 1 SMl 4 40 F51 H2100I2070 Screw 1 1 1 SM3 l6 32 X7 F52 H2013N0067 Presser crank connecting nut 1 1 1 SMl 4 24 F53 H2013J0065 Washer 1 1 1 F54 H2013N0070 Presser swing crank left 1 1 1 F55 H6507I8001 Presser swing shaft 1 1 1 F56 HA100I2050 Washer 1 1 1 F57 H2004J0662...

Страница 34: ...G OIL LUBRICATION MECHANISM 11 13 12 rt 16 Kr o_ I 14 I 15 I _ l r I I _ I I JL J _I L_ 32 1 9 6 8 4 10 ...

Страница 35: ...crew 3 3 3 GOS HA100I2050 Spring washer 1 1 1 G06 H6012I8001 Oil pump fitting plate 1 1 1 G07 HA100I2070 Oil adjusting plate 1 1 1 GOS HAl 1110065 Oil pump screen complete 1 1 1 G09 HA100I2090 Screw 3 3 3 GlO HA113I0066 Oil pipe for hook shaft 1 1 1 Gll HA304I0065 Oil braid fitting plate 1 1 I Gl2 HA100I2020 Screw 2 2 2 G14 HA30510661 Oil return pipe 1 1 1 G15 HA100I2150 Felt pouch 1 1 1 G16 HA300...

Страница 36: ...H OIL RESERVOIR AND OTHER ACCESSORIES 42 44 4 5 34 23 27 6 14 15 18 17 16 ...

Страница 37: ... 1 1 1 Hl7 HA106J0666 Bracket for knee 1ifter plate 1 1 1 Hl8 HA106J0667 Set screw 1 1 1 SM15 64 28 X8 Hl9 HA106J0668 Pad for knee lifter plate 4 4 4 H20 H801045200 Screw 4 4 4 GB T99 4 5X20 H21 HA300J2230 Washer 1 1 1 H22 H200800068 Belt upper 6 6 6 H23 HA300B2170 Screw 1 1 1 SMl 1 64 40 X8 H24 H200800671 Belt mark complrte 1 1 1 H25 HA300J2250 Screw 2 2 2 M4X 12 5 H26 HA300J2280 Screw 1 1 1 SM15...

Страница 38: ...S c c i Fig I I I 00 00 00 Part No Description Remarks No M M M 0 0 0 u u u 0 0 0 H42 HA905S0066 Bobbin winder assy 1 1 H42 HA905S0067 Bobbin winder assy 1 H43 HA200J2030 Washer 1 1 1 H44 Hl 100 2010 Bobbin 3 3 H44 HA100E2170 Bobbin 3 36 ...

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Страница 40: ...ad Shanghai China Zip Code 201103 Overseas Business TEL 86 21 64853303 FAX 86 21 64854304 E mail highlead online sh cn http www highlead com cn The description covered in this manual is subject to change for improvement ofthe commodity without notice 2006 8 Printed ...

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