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Table Of Contents - Brother LK3-B430E Service Manual

Electronic lockstitch bar tacker

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Parts manual (98 pages)

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Instruction manual (76 pages)

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Instruction manual (45 pages)

Table Of Contents

Table of Contents

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Table of Contents

Safety Instructions3

Notes On Safety4

Warning Labels6

Specifications9

Standard Thread Tension10

Mechanical Descriptions11

Needle Bar, Thread Take-Up, Lower Shaft And Shuttle Race Mechanisms11

Work Clamp Lifter Mechanism12

Work Clamp Lifter And Thread Wiper Mechanisms12

Feed Mechanism13

Thread Trimmer Mechanism14

Thread Nipper Mechanism15

In Thread Trimming15

Covers Disassembly16

Presser Arm Mechanism Disassembly17

Shuttle Hook Mechanism Disassembly17

Needle Bar Mechanism Disassembly18

Upper Shaft Mechanism Disassembly19

Lower Shaft Mechanism Disassembly20

Feed Mechanism Disassembly21

Presser Mechanism Disassembly24

Thread Wiper Mechanism Disassembly25

Thread Nipper Mechanism Disassembly26

Thread Trimmer Mechanism Disassembly27

Thread Trimmer Mechanism Assembly28

Thread Nipper Mechanism Assembly29

Thread Wiper Mechanism Assembly30

Presser Mechanism Assembly31

Feed Mechanism Assembly33

Upper Shaft Mechanism36

Lower Shaft Mechanism Assembly37

Needle Bar Mechanism Assembly38

Shuttle Race Mechanism Assembly41

Presser Arm Mechanism Assembly42

Adjusting The Needle Bar Lift Stroke44

Adjusting The Drive Needle Guard45

Adjusting The Needle Clearance45

Adjusting The Shuttle Race Thread Guide45

Adjusting The Work Clamp Lift Stroke46

Adjusting The Thread Wiper46

Adjusting The Movable Knife47

Adjusting The Driving Lever Stopper Position48

Adjusting The Thread Trimmer Driving Lever Position48

Adjusting The Thread Trimming Solenoid Position49

Adjusting The Backlash49

Adjusting The Positions Of The Presser Solenoid And The Set Screw Of The Stopper50

Adjusting The Sensor Perceive Plate Position50

Adjusting The Home Position51

Adjusting The Needle Up Stop Position51

Adjusting The V Belt Tension52

Gauge Parts List According To Subclasses53

Troubleshooting56

Precaution At The Time Of Adjustment Electric Mechanism60

Components In The Control Box60

Fuse Explanation61

Contact Failure64

Dip And Memory Switches67

Feed Timing Setting69

Error Code List70

Sensor Check Function71

Input Voltage Check71

Troubleshooting Flowchart72

Problem Solution And Measures76

Control Circuit Block Diagram86

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Troubleshooting

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