Table Of Contents - Brother LK3-B438E MKII Instruction Manual

1. NAME OF EACH PART
2. SPECIFICATIONS
......................................... 02
2-1. Specifications ....................................... 2
2-2. Program list .......................................... 3
3. INSTALLATION
............................................. 06
3-1. Power table ........................................... 6
3-2. Installing the motor ............................. 7
3-3. Installing the motor pulley .................. 7
3-4. Installing the control box .................... 8
3-5. Installing the rubber cushions ............ 9
3-6. Installing the oil pan ............................ 9
3-7. Installing the cushions ......................... 9
3-8. Installing the machine head ............... 10
3-9. Installing the head rest ........................ 10
3-10. Installing the liquid cooling tank,
optional ................................................. 10
3-11. Installing the operation panel ............. 11
3-12. Connecting the ground wire ............... 11
3-13. Connecting the cords ........................... 12
3-14. Installing the V-belt .............................. 13
3-15. Installing the belt cover ....................... 14
3-16. Installing the foot switch ..................... 14
3-17. Installing the motor cover ................... 15
3-18. Installing the spool stand .................... 15
3-19. Installing the button tray ..................... 15
3-20. Installing the eye guard ...................... 15
4. LUBRICATION
............................................... 16
4-1. Lubrication points ................................ 16
5. OPERATION
.................................................. 17
5-1. Name and function of each
operation panel item ........................... 17
5-2. Operating procedure ............................ 19
6. CHECKING THE SEWING PATTERN
7. CORRECT USE .........................................
7-1. Selecting the needle and thread ........ 21
7-2. Installing the needle ............................ 21
7-3. Threading the upper thread ................ 21
7-4. Winding the lower thread ................... 22
7-5. Replacing the bobbin case and
threading the thread ............................ 23
7-6. Thread tension reference guide ......... 23
7-7. Inserting the button ............................. 25
7-8. Adjusitng the button holder ............... 25
7-9. Adjustment by the accessory
spring .................................................... 25
8. SEWING ...................................................
9. MAINTENANCE AND INSPECTION .......
9-1. Cleaning the rotary hook .................... 27
CONTENTS
............................... 01
....... 20
21
26
27
LK3-B438E Mark II
9-2. Lubrication ............................................ 28
9-3. Draining the oil ..................................... 29
9-4. Cleaning the control box air inlet
port ........................................................ 29
9-5. Cleaning the eye guard ....................... 29
9-6. Checking the needle ............................ 29
10.STANDARD ADJUSTMENTS .................
10-1. Adjusting the needle bar height ......... 30
10-2. Adjusting the needle bar lift
amount .................................................. 30
10-3. Adjusting the driver needle guard ..... 31
10-4. Adjusting the needle clearance .......... 31
10-5. Adjusting the shuttle race thread
guide ...................................................... 31
10-6. Adjusting the thread take-up
amount .................................................. 32
10-7. Adjusting the movable knife ............... 32
10-8. Adjusting the button clamp lift
amount .................................................. 34
10-9. Adjusting the holding pressure .......... 35
10-10.Adjusting the position of the
button holder ........................................ 35
10-11.Adjusting the needle up stop
position ................................................. 36
10-12.Adjusting the thread wipper ............... 36
10-13.Checking the input sensor and
DIP switch input ................................... 37
10-14.Checking the input voltage ................. 38
10-15.Clearing all memory settings ............. 38
10-16.Moving stitch patterns ......................... 39
11.USING THE COUNTERS .........................
11-1. Using the bobbin thread counter ....... 40
11-2. Using the production counter ............ 40
12.CHANGING FUNCTIONS USING
THE DIP SWITCHES ................................
12-1. Operation panel DIP switches ............ 41
12-2. Setting the presser mode ................... 41
12-3. DIP switches inside the control
box ......................................................... 42
12-4. Using user programs ........................... 43
13.CHANGING SPECIAL FUNCTIONS
USING THE MEMORY SWITCHES ........
13-1. Using the cycle sewing function ........ 47
14.TABLE OF ERROR CODES ......................
15.GAUGE PARTS LIST ...............................
16.TROUBLESHOOTING
17.OPTIONAL PARTS
....................................... 55
30
40
41
45
49
51
................................. 52