Brother LK3-B448E - Manual (Page 6)

CONTENTS
1. Name of each part
................................................................................................................. 1
2. Specifications
.......................................................................................................................... 2
2-1. Specifications .............................................................................................................................. 2
2-2. Program list ................................................................................................................................. 3
2-3. Optional parts .............................................................................................................................. 6
3. Installation
.................................................................................................................................. 7
3-1. Power table ................................................................................................................................. 7
3-2. Installing the motor ...................................................................................................................... 8
3-3. Installing the motor pulley ........................................................................................................... 8
3-4. Installing the control box ............................................................................................................. 9
3-5. Installing the oil pan .................................................................................................................. 10
3-6. Installing the cushions ............................................................................................................... 10
3-7. Installing the machine head ....................................................................................................... 11
3-8. Installing the head rest ............................................................................................................... 11
3-9. Installing the liquid cooling tank, optional .................................................................................. 12
3-10. Installing the vibrating bowl ..................................................................................................... 12
3-11. Installing the control box (for vibrating bowl) ........................................................................... 12
3-12. Installing the button feeder ...................................................................................................... 13
3-13. Installing the shooter ............................................................................................................... 13
3-14. Connecting the cords .............................................................................................................. 14
3-15. Installing the button feeder cover ............................................................................................ 16
3-16. Installing the operation panel .................................................................................................. 17
3-17. Connecting the ground wire .................................................................................................... 17
3-18. Installing the V-belt .................................................................................................................. 18
3-19. Installing the belt cover ........................................................................................................... 19
3-20. Installing the foot switch .......................................................................................................... 19
3-21. Installing the motor cover ........................................................................................................ 20
3-22. Installing the spool stand ........................................................................................................ 20
3-23. Installing the eye guard ........................................................................................................... 20
3-24. Adjustment by the accessory spring ....................................................................................... 21
4. Lubrication
................................................................................................................................ 22
4-1. Lubrication points ...................................................................................................................... 22
4-2. Applying grease ........................................................................................................................ 23
4-3. Draining the oil .......................................................................................................................... 23
5. Operation
................................................................................................................................... 24
5-1. Name and function of each operation panel item ..................................................................... 24
5-2. Operating procedure ................................................................................................................. 26
5-2-1 . Setting the program number ........................................................................................... 26
5-2-2 . Setting the X-scale and Y-scale ...................................................................................... 26
5-2-3 . Setting the sewing speed ................................................................................................ 26
5-3. Operating the button feeder ...................................................................................................... 27
5-4. Operating the vibrating bowl ..................................................................................................... 27
6. Checking the sewing pattern
........................................................................................ 28
7. Correct use
............................................................................................................................... 29
7-1. Selecting the needle and thread ............................................................................................... 29
7-2. Installing the needle .................................................................................................................. 29
7-3. Threading the upper thread ...................................................................................................... 29
7-4. Winding the lower thread .......................................................................................................... 30
7-5. Replacing the bobbin case and threading the thread ............................................................... 31
7-6. Thread tension reference guide ................................................................................................ 31
7-6-1. Lower thread tension ....................................................................................................... 31
7-6-2. Upper thread tension ....................................................................................................... 31
7-6-3. Thread take-up spring height ........................................................................................... 32
7-6-4. Thread take-up spring tension ......................................................................................... 32
7-6-5. Adjusting arm thread guide R .......................................................................................... 32
7-6-6. Thread take-up amount ................................................................................................... 32
LK3-B448E MARK II /BA-16