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1. Brief introduction.................................................................................1
2. Main specifications..............................................................................1
3. Installation...........................................................................................1
4. Installing the oil box............................................................................2
5. Adjusting the tension of the belt.........................................................2
6. Installing the belt cover.......................................................................2
7. Lubrication.........................................................................................3
8. Installing the needle...........................................................................3
9. Threading the bobbin thread..............................................................4
10. Installing the rotating hook body.......................................................4
11. Installing the winding guider.............................................................4
12. Winding the bobbin thread...............................................................4
13. Threading ........................................................................................5
14. Adjusting the stitch length.................................................................5
15. Adjusting the thread tension.............................................................5
16. Adjusting the thread take-up spring..................................................6
17. Presser foot lifter..............................................................................6
18. Adjusting the pressure of the presser foot........................................6
19. Relationship between needle and rotating hook..............................6
20. Adjusting the alternating amount of presser foot..............................7
21. Sewing speed list..............................................................................7
22. Troubleshooting................................................................................7

1. Arm and bed....................................................................................8- 9
2. Upper shaft and thread take-up mechanism................................10-11
3. Needle bar vibrating parts...........................................................12-13
4. Upper feed parts..........................................................................14-15
5. Feed mechanism.........................................................................16-17
6. Lower shaft and rotating hook shaft............................................18-19
7. Thread tension and winding parts...............................................20-21
8. Knee control parts.......................................................................22-23
9. Lubrication..................................................................................24-25
10. Accessories...............................................................................26-27

CONTENT

Operation Instruction

Parts Manua

l

Summary of Contents for 4200SW

Page 1: ...INDUSTRIAL SEWING MACHINE INSTRUCTION MANUAL 4200SW...

Page 2: ...ion 5 16 Adjusting the thread take up spring 6 17 Presser foot lifter 6 18 Adjusting the pressure of the presser foot 6 19 Relationship between needle and rotating hook 6 20 Adjusting the alternating...

Page 3: ...d 16mm by knee 370W 2 Main specifications Application Max sewing speed Max stitch length Needle bar stroke Needle Lubrication Rotating hook Height of presser foot lift Motor 3 Installation Fig 1 1 Ins...

Page 4: ...ith the belt and flywheel 4 Installing the oil box Fig2 1 Install the bolt 1 oil seal 2 and spacer 3 onto the oil reservoir and then put the cushion 5 and spacer 8 into the set screw 4 then set it by...

Page 5: ...hook lubrication a Add the oil from oil hole 3 until it reaches the red line 4 Check it one time a day If the the oil is under the red line 5 it should be refilled b When adjusting the oil amount of t...

Page 6: ...th the rotating hook shaft and then insert it Align the inside of the rotating hook 2 and the latch 3 then install the rotating hook body by pressing it until crack occurs 1 Set the winding guider 1 o...

Page 7: ...the reverse feed lever 2 to start backward sewing and release it to start normal sewing 1 Adjusting the tension of the needle thread Turn the nut 1 clockwise to increase the tension of the needle thre...

Page 8: ...er foot is lifted by 9mm then stop it 2 When lowering the presser foot put down the lifting bar 1 to make the presser foot back to its original place Turn the adjusting screw 1 rightward to increase t...

Page 9: ...plate 2 Too strong the needle thread tension 3 Collision between needle and rotating hook 4 Too little oil on the rotating hook 5 Too weak needle thread tension 6 Too strong tension of the thread take...

Page 10: ...1 Arm and bed...

Page 11: ...ug Trade mark in Chinese Trade mark in English Rivet Safety caution Safety caution Ground wire mark Upper thread guide bar Arm Bed Face plate assembly Screw 1 Screw 2 Safety guard Screw Side cover 1 S...

Page 12: ...2 Upper shaft and thread take up mechanism...

Page 13: ...nce wheel Screw Lift eccentric wheel Screw Feed eccentric wheel Screw Retaining block Screw Thread take up lever pin shaft Screw Oil wick Thread take up lever Slide block Oil wick Needle bar link Need...

Page 14: ...3 Needle bar vibrating parts...

Page 15: ...Screw Driven crank Screw Oil felt Wire Guide rail Screw Needle bar Needle bar thread guide Needle Screw Needle bar adapter Oil wick Screw Vibrating shaft Crank Crank pin Screw Oil felt Spring Slide bl...

Page 16: ...4 Upper feed parts...

Page 17: ...uide bracket Screw Screw Slide block Spacer Thread releasing plate Spring Screw Connecting bar Oil felt Connecting pin Adjusting crank Screw Screw Washer Nut Lifting shaft Lifting shaft crank Screw Li...

Page 18: ...5 Feed parts...

Page 19: ...Screw Connecting pin Oil wick Retainer Feed dog Screw Feed dog support Screw Feed link Oil felt Link pin Screw Reverse feed table Retaining plate Screw Presser plate Screw Reverse feed table shaft Scr...

Page 20: ...6 Lower shaft and rotating hook shaft...

Page 21: ...ccentric wheel Screw Feed dog lift link Eccentric pin Screw Bearing Retainer Cover Screw Rotating hook Bobbin case body Lower shaft Lower shaft synchronic wheel assembly Screw Lower shaft front bushin...

Page 22: ...7 Thread tension and winding parts...

Page 23: ...c assembly Screw Winder assembly Washer Screw Friction wheel Screw Trimming blade Screw Thread tension plate assembly Thread guide plate Screw Thread releasing bar Thread releasing bar bushing Thread...

Page 24: ...8 Knee control parts...

Page 25: ...nt bar adapter Knee control connecting bar Screw Connecting bushing Spring Screw Knee control lever support Screw Knee control lever Screw Knee control connecting rod Screw Screw Crank Screw Knee cont...

Page 26: ...9 Lubrication...

Page 27: ...crew Oilk felt Oil wick Oil retaining plate Screw Oil wick Oil felt assembly Oil felt Oil felt support Screw Small oil felt Wire Oil wick Presser plate Thread Hook Screw Oil pot Oil pot cover Screw Oi...

Page 28: ...10 Accessories...

Page 29: ...ing nut Connecting hook assembly Rubber cushion Rubber cushion Oil felt Screw Safety guard 1 Safety guard 2 Screw Screw 1 Screw 2 Column Screw V belt Spool stand Small oil pot Parts bag Spanner Spanne...

Page 30: ...1 800 268 1649 www reliablecorporation com...

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