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HIGHLEAD GC20638, Instruction Manual

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HIGHLEAD GC20638 Instruction Manual Download Page 1

From 

the 

library 

of: 

Diamond 

Needle 

Corp

Summary of Contents for GC20638

Page 1: ...Dept Copy HIGHLEAD GC20638 GC20638 D Compound Split Needle Bar Feed Lockstitch Sewing Machine Instruction Manual Parts Catalog SHANGHAI HUIGONG N0 3 SEWING MACHINE FACTORY From the library of Diamond...

Page 2: ...From the library of Diamond Needle Corp...

Page 3: ...4 6 Settingbobbin 4 7 Threading ofbobbin thread 5 8 Tension adjustment ofbobbin threads 5 9 Balance of thread tension 5 10 Needle thread tension 5 11 Adjustment ofpressure ofpresser foot 5 12 Timing b...

Page 4: ...o needle distance 12 Parts Catalog A ARM BED MECHANISM 13 B THREAD TENSION REGULATOR MECHANISM 16 C ARM SHAFT LOWER SHAFT MECHANISM 20 0 PRESSER FOOT MECHANISM 22 E NEEDLE BAR TAKE UP LEVER MECHANISM...

Page 5: ...others in parallel Otherwise the load capacity will be exceeded It may cause transformer winding burned out C Rotary direction It is possible to change the rotary direction of the motor by removing t...

Page 6: ...op at Down position Adjueting toll c While holding the pulley insert the adjusting tool in the hole B then remove the tool C Confirm the stop operation then set the plug 12 pings coming from the machi...

Page 7: ...1 How to attach needle Fig 7 Note Before attach needle be sure to tum off the power Loosen the needle clamping screw Hold the needles so that the two needles side with the long grooved faces each othe...

Page 8: ...ple is used pass the thread through thread guide Bas show in Fig lO B With the take up lever located at the upper most position pass each thread in the order in Fig ll Note Pressing the upper thread l...

Page 9: ...ad should be aligned and led backward 8 Tension adjustment of bobbin threads Fig 15 9 Balance of thread tension Fig 16 10 Needle thread tension Fig 17 Needle thread tension should be adjusted in refer...

Page 10: ...the feed dog is too low or pressure of presser foot is too small C Feed dog height should be measured at the point where the needle is at the top position For light fabric Approx 0 8mm For usual fabri...

Page 11: ...ard and set D After the adjustment tighten the special nut Special bolt Crank Crank rod The vertical strokes of presser feet can be adjusted within a range from 2mm to 6mm 17 Relationship between rota...

Page 12: ...Check that the right feed lifting rockshaft crank is connected with the link at right angle as shown in Figure F If the connection is not at right angle remove the back cover loosen screw C and move...

Page 13: ...ce wheel more firmly c Release the push button the safety clutch device is set C Force applied to the safety clutch Fig 30 White mark Timing Be Eccentric Pin Set Screw Low Shaft Eccentric Pin Fig 29 F...

Page 14: ...l needle reaches the Lowest position b With the needle at the lowest position depress cam follower crank turn the balance wheel until the movable knife reaches the extremity of its stroke c Manually r...

Page 15: ...mounted on the convex portion of thread release cam as shown in Fig To adjust loosen the screws C and draw the wire F Make fine adjustment by loosening the nut D G Loosen the nut D and make the outer...

Page 16: ...nstall the spring M G Contact the rocking cranks C and D to the stopper pins E and F and tighten the connecting link clamp bolt J H Turn the balance wheel by band until the needles reach the lowest po...

Page 17: ...A ARM BED MECHANISM 2 3 4 2 5 6 8 9 10 11 I 40 39 38 37 36 35 33 34 33 32 31 30 29 15 14 13 12 13 From the library of Diamond Needle Corp...

Page 18: ...ead guide 1 1 Al8 H3000D2160 Screw 1 1 SM9 64 40 x4 5 Al9 H4726B8001 1bread guide 1 1 A20 H0213B8001 Face plate 1 1 A21 H2400B2080 Screw 2 2 SM3 16 28 X 12 1 A22 H2400B2070 1bread guide 1 1 A23 H0212B...

Page 19: ...A ARM BED MECHANISM 0 9 Fig 0 0 M Part No Description 0 0 Remarks No N 0 u N C u C A40 H4746B8001 Slide plate left 1 1 15 From the library of Diamond Needle Corp...

Page 20: ...B THREAD TENSION REGULATOR MECHANISM 1 2 3 4 8 9 10 11 12 13 48 47 46 45 44 43 42 41 40 39 38 37 36 35 16 14 15 16 17 18 34 33 32 31 30 26 27 28 29 From the library of Diamond Needle Corp...

Page 21: ...B THREAD TENSION REGULATOR MECHANISM 49 50 51 52 53 54 11 81 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 17 From the library of Diamond Needle Corp...

Page 22: ...82 Pin 3 3 B20 HA106B0676 Screw 1 I SM9 64 C40 x6 B21 H3306B0661 Thread guide 1 1 B22 HA310B0702 Tension releasing disc 2 2 B23 H4710C8001 Spring 2 2 B24 HAII5B7010 Thumb nut revolution stopper 2 2 B2...

Page 23: ...40 x15 B58 H3400D2060 Cannulation 1 1 L 7 7 B59 H3407D0671 Pin 1 1 B60 H3408D0681 Pin 1 1 B61 H3408D0682 Spring 1 1 B62 H3408D0686 Tension bracket 1 1 B63 H0210C8001 Screw 1 1 SM11 64 40 x22 B64 H007...

Page 24: ...C ARM SHAFT LOWER SHAFT MECHANISM 4 5 6 7 8 9 10 11 12 13 14 15 17 _ 20 1 0 11 18 30 29 28 27 26 From the library of Diamond Needle Corp...

Page 25: ...HA113F0684 Screw 3 3 SM15 64 28 X8 5 C12 H3205C1021 Pulley 1 1 C13 HA100F2130 Screw 1 1 SM15 64 28 x14 5 C14 H3205J0662 Bearing 1 1 C15 H3205J0661 Collar 1 1 C16 HA110D0672 Screw 2 SM15 64 28 X12 C17...

Page 26: ...D PRESSER FOOT MECHANISM 40 39 38 37 58 1 55 I 2 3 I 62 2 5 6 7 8 9 10 11 12 13 14 22 From the library of Diamond Needle Corp...

Page 27: ...rod 1 1 D19 H4741E8001 Collar 1 1 D20 H4742E8001 Screw 1 1 SMll 64 40 x5 5 D21 H3100G2170 Screw 1 1 SMl 4 24 x17 D22 H4730E8001 Lever spring 1 1 D23 H4729E8001 Screw I 1 SM15 64 28 x79 D24 H4727E8001...

Page 28: ...001 Screw 1 1 SM11 64 40 X17 5 D51 H4708D8001 Set screw 2 2 SM1 4 24 x13 D52 HE504D8001 Lifting presser 1 1 5116 D52 HE304E8001 Lifting presser 1 1 3 8 D53 HE013N8001 Finger gusrd 1 1 D54 H0205E8001 B...

Page 29: ...E NEEDLE BAR TAKE UP LEVER MECHANISM 35 36 37 j 38 n 39 j 40 e 41 1 444 45 r 46 48 47 49 5o 29 58 51 1 OJ51 7i 54 53 72 73 5 6 7 59 60 52 25 10 11 12 13 0 From the library of Diamond Needle Corp...

Page 30: ...15 Needle bar holder 1 1 El9 H3410C301K Screw 1 1 SM9 64 40 x6 5 E20 HE523E8001 Guide plate 1 1 E21 HA7121N304 Screw 1 1 E22 H3410C301C Screw 1 1 SM3 32 56 x4 2 E23 H3410C301B Needle bar supporter 1 1...

Page 31: ...uide 1 1 E56 H0206F8001 Vibrating presser bar link 1 1 E57 H3100F2060 Spring 1 1 E58 HE50GD7101 Vibrating presser spring guide 1 1 E59 H3410C301P Square block 1 1 E60 H3406C0671 Screw 1 1 SM15 64 28 x...

Page 32: ...F TOP FEED ROCK SHAFT MECHANISM 2 3 4 34 33 32 31 30 29 28 26 28 13 14 15 From the library of Diamond Needle Corp...

Page 33: ...H3200F2050 Guide plate 1 F15 HA300C2030 Screw 1 SMll 64 40 x8 F16 H3200F2110 Spring 1 1 F17 HA700F2030 Pin 1 1 F18 HA720F0686 Screw I 1 SM3116 28 x 18 F19 HA720F0685 Bushing 1 1 F20 H4910G8001 Stitch...

Page 34: ...G LOWER SHAFT FEED ROCK SHAFT MECHANISM 13 14 15 18 19 20 21 22 23 I 1 2 4 5 I 16 17 58 37 26 li 53 54 43 42 40 35 34 33 32 31 30 30 From the library of Diamond Needle Corp...

Page 35: ...54 Screw 1 1 SM1 4 40 x5 G22 H4723H8001 Ball bearing 1 1 G23 H4727H8001 Bearing holder 1 1 G24 HA7311C306 Screw 3 3 SM9 64 40 x7 G25 H4728H8001 Washer 1 1 G26 H4729H8001 Screw 1 1 M6 G27 I 1003058060...

Page 36: ...H4942H8001 Feed bar 1 G51 H3200H2040 Screw 1 1 SM15 64 28 x 17 G52 H2013J0065 Washer 1 1 G53 H003002030 Nut 1 1 GB T6170 M3 G54 H429030140 Screw 1 1 GB T78 M3x14 G55 H3205H0653 Screw 1 1 SMl 8 44 X4 G...

Page 37: ...H HOOK SADDLE MECHANISM 33 28 29 From the library of Diamond Needle Corp...

Page 38: ...er holder 2 2 HI3 H2004J0067 Screw 2 2 SM9 64 40 x7 HI4 H3200I2030 Washer 2 2 HI5 H3305I0066 Opener 2 2 HI6 H005008050 Spring washer 2 2 GB T93 5 H17 HA104G0658 Nut 2 2 SM3 I6 32 HI8 H33I21I204 Spacer...

Page 39: ...I KNIFE MECHANISM 1 3 20 18 8 17 16 6 15 14 11 35 From the library of Diamond Needle Corp...

Page 40: ...4 I07 H4911J8001 Moved knife 2 108 H4912J8001 Screw 2 SMl 8 44 x9 2 I09 H4913J8001 Screw 2 SM9 64 40 X4 5 no H4914J8001 Spring plate 2 Ill H4915J8001 Screw 6 SM3 32 56 x3 8 I12 H4916J8001 Reversing sp...

Page 41: ...KNIFE MECHANISM 2 J 36 37 19 20 if i i 21 22 I 61 72 56 63 37 6 7 16 i 34 35 51 From the library of Diamond Needle Corp...

Page 42: ...T6170 M5 Jl8 HA300C2030 Screw 1 SMll 64 40 x7 J19 H4908K8001 Arm 1 J20 H4907K8001 Bolt 1 SM15 64 28 X 12 5 J21 H4906K8001 Link 1 J22 H4905K8001 Screw 2 M5 0 5 x7 5 123 HA100H2080 Pin type 1 J24 H4946...

Page 43: ...4 24 x16 155 H4983K8001 Screw 1 SM1 4 24 x13 156 H4967K8001 Screw 3 SM11164 40 x7 157 H4966K8001 Stopper 1 158 H4981K8001 Holder 1 159 H003008050 Nut 2 GB f6172 1 M5 160 H4977K8001 Mounting plate 1 1...

Page 44: ...K TOUCH BACK AND DETECTOR MECHANISM 2 3 4 6 7 8 9 10 11 12 40 From the library of Diamond Needle Corp...

Page 45: ...K14 H4931L8001 Pulley complete I K15 HA703R0067 Washer 1 K16 HA703R0065 Detector bracket complete 1 K17 HA341 D308 Screw 1 SMI5 64 28 x7 K18 H4936L8001 Lever 1 K19 HAI13F0684 Screw 1 SM15 64 28 x7 5...

Page 46: ...L OIL LUBRICATION MECHANISM 1 2 3 45 39 37 1 0 36 15 6 7 8 9 10 11 12 _ ____ J 13 c 32 15 14 181716 19 42 From the library of Diamond Needle Corp...

Page 47: ...0il pipe Hl100I2070 Pin H1 1 u 090 jsprinr I H111Jl 12110 Springholder H3204D651 0 Screw IH32l5K0693 Screw H32J5 fJ l2 Filter lll3 5K0694 r IH47 U7101 Mounting plate conmkle 1H32i 5K Jii95 Holder H32...

Page 48: ...L OIL LUBRICATION MECHANISM 00 0I Fig M 00 D Part No Description 0 D Remarks No N 0 u N c u 0 L45 HA300C2030 Screw 1 1 44 From the library of Diamond Needle Corp...

Page 49: ...M ACCESSORIES 13 P 19 41 40 39 10 26 33 _____ ________ 45 5 6 231l 27 29 From the library of Diamond Needle Corp...

Page 50: ...1 1 M19 H3300L0040 Bobbin winder 1 1 M20 H200800068 Belt cover 1 M21 HA300C2170 Screw 2 SM11 64 4Q x8 M22 HA300J2280 Screw 2 2 SM11 64 28 x8 M23 HA300J2250 Screw 1 M4x8 M24 H2405K6601 Belt cover comp...

Page 51: ...From the library of Diamond Needle Corp...

Page 52: ...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 of...

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