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Sewing, Maintenance and inspection, Adjustments – Brother LK3-B448E User Manual

Page 7: Using the counters, Using user programs, Using the cycle sewing function, Changing functions using the dip switches, Table of error codes, Troubleshooting

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8. Sewing

......................................................................................................................................... 33

9. Maintenance and inspection

.......................................................................................... 34

9-1. Cleaning the rotary hook ........................................................................................................... 34
9-2. Cleaning the control box air inlet port ....................................................................................... 34
9-3. Cleaning the eye guard ............................................................................................................. 35
9-4. Checking the needle ................................................................................................................. 35

10. Adjustments

.......................................................................................................................... 36

10-1. Adjusting the needle bar height ............................................................................................... 37
10-2. Adjusting the needle bar lift amount ........................................................................................ 37
10-3. Adjusting the driver needle guard ........................................................................................... 38
10-4. Adjusting the needle clearance ............................................................................................... 38
10-5. Adjusting the shuttle race thread guide ................................................................................... 38
10-6. Adjusting the thread take-up amount ...................................................................................... 39
10-7. Adjusting the movable knife .................................................................................................... 39
10-7-1. Replacing the movable knife and fixed knife ................................................................. 40
10-7-2. Adjustment the engagement of the movable knife and fixed knife ................................. 41
10-8. Adjusting the button clamp lift amount .................................................................................... 41
10-9. Adjusting the holding pressure ................................................................................................ 42
10-10. Adjusting the position of the button holder ............................................................................ 42
10-11. Adjusting the button clamp height ......................................................................................... 43
10-12. Adjusting the needle up stop position ................................................................................... 44
10-13. Adjusting the thread wiper ..................................................................................................... 44
10-14. Adjusting the vibrating bowl .................................................................................................. 45
10-15. Adjustment for excess buttons in the button shooter ............................................................ 46
10-16. Button replacement ............................................................................................................... 47
10-16-1. Adjustment when the button diamenter is changed ..................................................... 47
10-16-2. Adjustment when the button thickness changed .......................................................... 48
10-16-3. If button hole arrangements differ ................................................................................ 48
10-16-4. Adjusting the button carrier plate ................................................................................. 48
10-16-5. Adjusting the feeder position adjustment ..................................................................... 49
10-16-6. Adjusting the needle location ....................................................................................... 50
10-17. Replacement the V-belt ......................................................................................................... 51
10-18. Checking the input sensor and DIP switch input ................................................................... 53
10-19. Checking the input voltage .................................................................................................... 54
10-20. Moving stitch patterns ........................................................................................................... 55

11. Using the counters

............................................................................................................ 56

11-1. Using the bobbin thread counter ............................................................................................. 56
11-2. Using the production counter .................................................................................................. 56

12. Using user programs

....................................................................................................... 57

13. Using the cycle sewing function

.............................................................................. 59

14. Changing functions using the DIP switches

..................................................... 61

14-1. Operation panel DIP switches ................................................................................................. 61
14-2. Setting the presser mode ........................................................................................................ 61
14-3. DIP switches inside the control box ........................................................................................ 62

15. Changing special functions using the memory switches

......................... 63

15-1. Clearing all memory settings ................................................................................................... 63

16. Table of error codes

......................................................................................................... 65

17. Adjustment guide refer to this guide

when different button are used

................................................................................. 67

18. Troubleshooting

.................................................................................................................. 68

LK3-B448E MARK

II

/BA-16