Operation Instruction
1. Brief introduction............................................................................................1
2.Main technical specifications.............................................................................1
3. Preparation ....................................................................................................1
4. Installing the machine head................................................................................1
5. Installing the motor.........................................................................................2
6. Connecting the cluth lever to the pedal ..............................................................2
7. Installing the oil reservoir................................................................................2
8. Installing the knee control lifter........................................................................3
9. Selection of sewing thread ...............................................................................3
10. Installing the needle......................................................................................3
11. Winding the bobbin thread .............................................................................4
12. Threading....................................................................................................4
13. Installing the bobbin and the bobbin case .........................................................4
14. First sewing .................................................................................................5
15. Sewing ending ..............................................................................................5
16. Adjusting the stitch length ..............................................................................5
17. Adjusting the tension of bobbin thread and needle thread ....................................6
18. Adjusting the swing range and the tension of the thread take-up spring ..................6
19. Adjusting the tension of the roller foot ..............................................................7
20. Removing and installing the rotating hook .........................................................7
21. Position between the rotating hook and the needle ..............................................8
22. Adjusting the position of the needle bar.............................................................8
23. Adjusting the position of the hook point ............................................................8
24. Adjusting the clearance between the hook point and the needle .............................9
25. Relationship between the hook and the hook position stud ...................................9
CONTENTS
Parts Manual
1. Arm and bed..............................................................................................10-11
2. Thread tension parts..................................................................................12-13
3. Upper shaft and thread take-up lever parts ...................................................14-15
4. Needle bar vibrating parts ...........................................................................16-17
5. Feed mechanism parts ..............................................................................18-19
6. Presser bar lift parts .................................................................................20-21
7. Upper roller feed parts...............................................................................22-23
8. Rock shaft and thread looping parts.............................................................24-25
9. Lubrication parts ......................................................................................26-27
10. Thread winding parts...............................................................................28-29
11. Accessories ...........................................................................................30-31
