HIGHLEAD GC20618 Series Instruction Manual Parts Catalog Download Page 54

Page: 54 / 54

ADD: NO.850 Shulin Road, Songjiang District Shanghai, P.R.China

Zip Code: 201612

E-mail:[email protected] http://www.highlead.com.cn

2016.7. Printed

SHANGHAI BIAOZHUN HAILING SEWING MACHINERY CO., LTD.

The description covered in this manual is subject to change for improvement of the commodity without notice

Overseas Business: TEL: 86-21-64853303 FAX: 86-21-64854304

Summary of Contents for GC20618 Series

Page 1: ...GC20618Series Compound Feed Heavy Material Lockstitch Sewing Machine Instruction Manual Parts Catalog SHANGHAI BIAOZHUN HAILING SEWING MACHINERY CO LTD...

Page 2: ...ension 8 11 Adjustment of presser foot pressure 8 12 Timing between rotating hook motion and needle motion 8 13 Adjustment of feed dog height 9 14 Relationship between rotating hook motion and take up...

Page 3: ...r foot mechanism 24 5 Needle bar thread take up lever mechanism 27 6 Stitch regulator mechanism 30 7 Lower shaft feed rock shaft mechanism 32 8 Hook saddle mechanism 35 9 Knife mechanism 37 10 Knife m...

Page 4: ...or eye guard are installed do not operate the machine without these safety devices 2 Precaution before Starting Operation 1 If the machine s oil pan has an oil sump never operate the machine before f...

Page 5: ...and the W phase to the black lead The motor rotary direction depends however upon the setting of the internal switch in the control box as described in Paragraph 1 3 CAUTION The green wire must be con...

Page 6: ...p in the internal switch is off when the motor is rotating counterclockwise as facing to the motor pulley and on when rotating clockwise The rotary direction has been set to counterclockwise as facing...

Page 7: ...set the plug 12 pings coming from the machine head into the receptacle CAUTIONS ON USE 1 Oiling 1 Fill the oil reservoir with oil up to H mark Oil level should be periodically checked If oil level is...

Page 8: ...not apply a multimeter to the control circuit for checking otherwise voltage of multimeter might damage semiconductor components in the circuit OPERATION 1 Installation of needles Note Before install...

Page 9: ...Z twist thread can be used 4 Threading of needle threads a Pass each needle thread through thread guide A Note When thin slippery thread polyester Thread or filament thread for example is used pass t...

Page 10: ...he button is released 6 Setting of bobbin a Pulling out 5 cm thread tail from the bobbin b Hold the bobbin so that the bobbin thread is would in right direction and put it into the hook 7 Threading of...

Page 11: ...spring 11 Adjustment of presser foot pressure Pressure to fabric s can be adjusted by turning the pressure adjusting screw 12 Timing between rotating hook motion and needle motion 1 Set feed length st...

Page 12: ...ustment of feed dog height Height of feed dog and pressure of presser foot should be adjusted for individual fabric s with the following cautions Fabric will be damaged if the feed dog extends too hig...

Page 13: ...balance wheel by hand and stop when the opener holder is located most remotely from the throat plate b Make sure gap between the bobbin case holder A and the opener is approximately 0 2mm c If the gap...

Page 14: ...unloaded then the rotation of hook shaft will stop The arm shaft only will rotate Stop the operation of machine b Clean the thread thoroughly which is caught into the hook c Turn the cog belt hub by h...

Page 15: ...equal at the reference line on the horizontal feed shaft crank d Securely tighten the special bolt after adjustment 19 Outside presser foot and inside presser vertical stroke adjustment When fabric w...

Page 16: ...le knife and bobbin case holder stopper a Turn the balance wheel by hand until needle reaches the Lowest position b With the needle at the lowest position depress cam follower crank turn the balance w...

Page 17: ...n disc close when the white mark point on the balance wheel comes in line with the black mark point on the arm To adjust loosen two tension release cam clamp screws A d Opening degree of tension disc...

Page 18: ...throat plate feed dog and needle clamp Since the throat plate and feed dog are special parts designed for thread trimming machine be sure to use those specified by us 2 Lean the machine head backward...

Page 19: ...h 0 9 mm Thread take up lever stroke 74 5 mm Needle bar stroke 36 mm Presser foot stroke 16 mm by Leg 8 mm by hand Vertical stroke of upper feed 2 6 mm Needle No DP 17 23 Hook Horizontal full rotating...

Page 20: ...A ARM BED AND ITS ACCESSORIES 17...

Page 21: ...001 Spring 1 1 1 1 A17 H4724B8001 Plate 1 1 1 1 A18 H4725B8001 Thread guide 1 1 1 1 A19 H3200B2100 Screw 1 1 1 1 SM9 64 40 6 5 A20 HA300B2190 Screw 2 1 2 1 SM11 64 40 8 A21 H3200B2120 Screw 1 1 SM9 64...

Page 22: ...B THREAD TENSION REGULATOR MECHANISM 19...

Page 23: ...21B0682 Pin 2 3 2 3 B21 H3306B0661 Thread guide 1 1 1 1 B22 HA106B0676 Screw 1 1 1 1 SM9 64 40 6 B23 HA310B0702 Thread tension releasing plate 1 2 1 2 B24 H4710C8001 Thread tension spring 1 2 1 2 B25...

Page 24: ...1 1 B45 H4805C8001 Thread tension stud 1 1 B46 H3230K0751 Screw 1 1 1 1 SM11 64 40 10 B47 H3221B6817 Pin 1 1 1 1 B48 H3221B6818 Tension releasing pin 1 1 B48 H4916B8001 Tension releasing pin 1 1 B49...

Page 25: ...C ARM BED AND ITS ACCESSORIES 22...

Page 26: ...1 1 1 C13 HA100F2130 Screw 1 1 1 1 SM15 64 28 14 5 C14 H3205J0662 Bearing 1 1 C15 H3205J0661 Collar 1 1 C16 HA113F0684 Screw 2 2 SM15 64 28 8 5 C17 H4711D8001 Pulley 1 1 C18 HA110D0672 Screw 2 2 SM11...

Page 27: ...D UPPER SHAFT PRESSER FOOT MECHANISM 24...

Page 28: ...1 D19 H4741E8001 Collar 1 1 1 1 D20 H4742E8001 Screw 1 1 1 1 SM11 64 40 5 5 D21 H3100G2170 Screw 1 1 1 1 SM1 4 24 17 D22 H4730E8001 Lever spring 1 1 1 1 D23 H4729E8001 Screw 1 1 1 1 SM15 64 28 79 D24...

Page 29: ...40 5 D46 H4719E8001 Link 1 1 1 1 D47 HA100E2150 Screw 2 2 2 2 SM11 64 40 10 D48 H4722E8001 Washer 2 2 2 2 D49 H4721E8001 Bell crank guide 1 1 1 1 D50 H4753E8001 Screw 1 1 1 1 SM11 64 40 14 5 D51 H470...

Page 30: ...E TAKE UP THREAD AND ARM SHAFT MECHANISM 27...

Page 31: ...0 H32111D604 Screw 1 1 1 1 SM9 64 40 8 5 E21 H4724F8001 Needle bar 1 1 E21 H4806F8001 Needle bar 1 1 E22 H4725F8001 Vibrating presser bar 1 1 1 1 E23 H3400C2020 Screw 1 1 1 1 E24 H3200I2030 Washer 1 1...

Page 32: ...1 1 E44 H3129F0691 Screw 1 1 SM3 32 56 2 5 E45 HA100C2170 Screw 1 1 SM1 8 44 4 5 E46 H3129F0693 Thread guide 1 1 E47 H32132D104 Screw 2 2 SM9 64 40 3 E48 H4739F8001 Needle clamp 1 4 1 1 E49 H4740F800...

Page 33: ...F STITCH REGULATOR MECHANISM 30...

Page 34: ...00F2050 Guide plate 1 1 F15 HA300C2030 Screw 1 1 SM11 64 40 8 F16 H3200F2110 Spring 1 1 1 1 F17 HA700F2030 Pin 1 1 1 1 F18 HA720F0686 Screw 1 1 1 1 SM3 16 28 18 F19 HA720F0685 Bushing 1 1 1 1 F20 H491...

Page 35: ...G LOWER SHAFT FEED ROCK SHAFT MECHANISM 32...

Page 36: ...dle 1 1 1 1 G19 H4725H8001 Bushing 1 1 1 1 G20 HA105D0662 Screw 1 1 1 1 SM1 4 40 4 G21 H3205H0654 Screw 1 1 1 1 SM1 4 40 5 G22 H4723H8001 Ball bearing 1 1 1 1 G23 H4727H8001 Bearing holder 1 1 1 1 G24...

Page 37: ...1 1 1 G48 H32211G205 Bolt 2 2 2 2 SM1 8 40 7 G49 H429050050 Bolt 1 1 1 1 GB T78 M5 5 G50 H32211GC05 Feed bar 1 G50 H4805H8001 Feed bar 1 1 G50 H4942H8001 Feed bar 1 G51 H3200H2040 Screw 1 1 1 1 SM15...

Page 38: ...H HOOK SADDLE MECHANISM 35...

Page 39: ...SM3 16 32 7 8 H15 H33131I204 Link 1 2 1 2 H16 H33131I104 Opener bracket 1 2 1 2 H17 H2004J0067 Screw 1 2 1 2 H18 H3200I2030 Washer 1 2 1 2 H19 H3305I0066 Opener 1 2 1 2 H20 H005008050 Spring washer 1...

Page 40: ...I UPPER FEED ROCK SHAFT MECHANISM 37...

Page 41: ...oved knife 1 2 I08 H4912J8001 Screw 1 2 SM1 8 44 9 2 I09 H4913J8001 Screw 1 2 SM9 64 40 4 5 I10 H4914J8001 Spring plate 1 2 I11 H4915J8001 Screw 3 6 SM3 32 56 3 8 I12 H4916J8001 Reversing spring 1 2 I...

Page 42: ...J KNIFE MECHANISM 39...

Page 43: ...GB T6170 M5 J18 HA300C2030 Screw 1 1 SM11 64 40 7 J19 H4908K8001 Arm 1 J20 H4907K8001 Bolt 1 SM15 64 28 12 5 J21 H4906K8001 Link 1 J22 H4905K8001 Screw 2 2 M5 0 5 7 5 J23 HA100H2080 Pin type 1 1 J24...

Page 44: ...6 J55 H4983K8001 Screw 1 1 SM1 4 24 13 J56 H4967K8001 Screw 3 3 SM11 64 40 7 J57 H4966K8001 Stopper 1 1 J58 H4981K8001 Holder 1 1 J59 H003008050 Nut 2 2 GB T6172 1 M5 J60 H4977K8001 Mounting plate 1 1...

Page 45: ...K TOUCH BACK MECHANISM DETECTOR MECHANISM 42...

Page 46: ...001 Pulley complete 1 1 K15 HA703R0067 Washer 1 1 K16 HA703R0065 Detector bracket complete 1 1 K17 HA3411D308 Screw 1 1 SM15 64 28 7 K18 H4936L8001 Lever 1 1 K19 HA113F0684 Screw 1 1 SM15 64 28 7 5 K2...

Page 47: ...L OIL LUBRICATION MECHANISM 44...

Page 48: ...e 1 1 1 1 L19 H1100I2070 Pin 1 1 1 1 L20 H1100I2090 Spring 1 1 1 1 L21 H1100I2110 Spring holder 1 1 1 1 L22 H3204D6510 Screw 1 1 1 1 SM1 8 44 4 5 L23 H3215K0693 Screw 1 1 1 1 SM9 64 40 5 L24 H3215K069...

Page 49: ...Fig No Part No Name GC20618 1 GC20618 2 GC20618 1 D GC20618 2 D Description L44 H4731J8001 Holder 1 1 1 1 L45 HA300C2030 Screw 1 1 1 1 L OIL LUBRICATION MECHANISM 46...

Page 50: ...M ACCESSORIES 47...

Page 51: ...Oil pipe 1 1 1 1 L19 H1100I2070 Pin 1 1 1 1 L20 H1100I2090 Spring 1 1 1 1 L21 H1100I2110 Spring holder 1 1 1 1 L22 H3204D6510 Screw 1 1 1 1 SM1 8 44 4 5 L23 H3215K0693 Screw 1 1 1 1 SM9 64 40 5 L24 H3...

Page 52: ...Fig No Part No Name GC20618 1 GC20618 2 GC20618 1 D GC20618 2 D Description L44 H4731J8001 Holder 1 1 1 1 L45 HA300C2030 Screw 1 1 1 1 M ACCESSORIES 49...

Page 53: ...49B8001 H4750B8001 1 8 3 2mm H4937B8001 H4741F8001 H4758E8001 H4750F8001 H4945H8001 H4732B8001 H4733B8001 5 32 4mm H4938B8001 H4742F8001 H4759E8001 H4751F8001 H4946H8001 H4732B8001 H4733B8001 3 16 4 8...

Page 54: ...ail sales highlead com cn http www highlead com cn 2016 7 Printed SHANGHAI BIAOZHUN HAILING SEWING MACHINERY CO LTD The description covered in this manual is subject to change for improvement of the c...

Search results

Summary of Contents for GC20618 Series

Reviews:

Brands by name

Popular brands

HIGHLEAD GC20618 Series, Instruction Manual Parts Catalog

Search results

Summary of Contents for GC20618 Series

Reviews:

Brands by name

Popular brands