Brother LK3-B434E Mark II Manuals

Table of Contents

• • 2

    Safety Instructions
  • 5

    Warning Labels
  • 6

    Table of Contents

• 7

  1 Name of Each Part

• 8

  2 Specifications

  • 9

    Examples of Sewing Patterns

• 10

  3 Installation

  • 10

    Power Table
  • 11

    Installing the Motor
  • 11

    Installing the Motor Pulley
  • 12

    Installing the Control Box
  • 13

    Installing the Rubber Cushions
  • 13

    Installing the Oil Pan
  • 13

    Installing the Cushions
  • 14

    Installing the Machine Head
  • 14

    Installing the Head Rest
  • 14

    Installing the Liquid Cooling Tank, Optional
  • 15

    Installing the Operation Panel
  • 15

    Connecting the Ground Wire
  • 16

    Connecting the Cords
  • 18

    Piping (For Pneumatic)
  • 20

    Installing the V-Belt
  • 21

    Installing the Belt Cover
  • 21

    Installing the Foot Switch
  • 22

    Installing the Motor Cover
  • 22

    Installing the Spool Stand
  • 23

    Installing the Needle Sub Plate
  • 24

    Installing the Eye Guard

• 25

  4 Lubrication

  • 25

    Lubrication Points

• 26

  5 Operation

  • 26

    Name and Function of Each Operation Panel Item
  • 28

    Operating Procedure
  • 29

    Operating the Foot Switch
  • 30

    Operating the Emergency Stop Switch

• 31

  6 Checking the Sewing Pattern

• 32

  7 Correct Use

  • 32

    Selecting the Needle and Thread
  • 32

    Installing the Needle
  • 32

    Threading the Upper Thread
  • 33

    Winding the Lower Thread
  • 34

    Replacing the Bobbin Case and Threading the Thread
  • 34

    Sewing Conditions and Thread Tension

• 37

  8 Sewing

• 38

  9 Maintenance and Inspection

  • 38

    Cleaning the Rotary Hook
  • 39

    Lubrication
  • 40

    Draining the Oil
  • 40

    Cleaning the Control Box Air Inlet Port
  • 40

    Cleaning the Eye Guard
  • 40

    Checking the Needle

• 41

  10 Standard Adjustments

  • 41

    Adjusting the Needle Bar Height
  • 41

    Adjusting the Needle Bar Lift Amount
  • 42

    Adjusting the Driver Needle Guard
  • 42

    Adjusting the Needle Clearance
  • 42

    Adjusting the Shuttle Race Thread Guide
  • 43

    Adjusting the Thread Take-Up Amount
  • 43

    Adjusting the Movable Knife
  • 46

    Adjusting the Work Clamp Lift Amount
  • 47

    Work Clamp Interchangeability
  • 47

    10-10.Adjusting the Needle Up Stop Position
  • 48

    10-11.Adjusting the Thread Wiper
  • 49

    10-12.Checking the Input Sensor and DIP Switch Input
  • 50

    10-13.Checking the Input Voltage
  • 50

    10-14.Clearing All Memory Settings
  • 51

    10-15.Moving Stitch Patterns
  • 52

    10-16.Adjustment of Air Pressure (For Pneumatic)
  • 52

    10-17.Adjustment of Inner Clamping Device

• 53

  11 Using the Counters

  • 53

    Using the Bobbin Thread Counter
  • 53

    Using the Production Counter

• 54

  12 Changing Functions Using the Dip Switches

  • 54

    Operation Panel DIP Switches
  • 55

    DIP Switches Inside the Control Box
  • 56

    Using User Programs

• 58

  13 Changing Special Functions Using the Memory Switches

  • 61

    Using the Cycle Sewing Function

• 63

  14 Setting the Work Clamp Mode

  • 63

    Setting Solenoid Work Clamp Mode
  • 63

    Setting Pneumatic Work Clamp Mode
  • 64

    Light Work Clamp
  • 65

    Setting Reverse Work Clamp Mode

• 66

  15 Table of Error Codes

• 68

  16 Gauge Parts List According to Subclasses

• 71

  17 Troubleshooting

• 74

  18 Optional Parts

  • 75

    Instruction Manual