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4) How to check the counter in the ready state

1) Under the sewing mode where SET READY LED

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lights up, press ITEM SELECT key

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display the counter screen.

2) On the counter screen, the current value on the

counter can be updated with DATA CHANGE key

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. The current value on the counter can

be cleared with RESET key

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* In the case the panel reset key is so set, with the

memory switch U031, as to function as the pause

switch, the pause function is disabled on this

screen.

Default Chapter2
- Default Chapter2
  - Table of Contents2
- Computer-Controlled High- Speed Bartacking Machine4
I. Explanation of Lk-1900B4
Specifications4
Configuration5
- Names of Main Unit5
- Names and Explanation of Switches on the Operation Panel6
Installation7
- Installing the Electrical Box7
- Installing the Pedal Sensor7
- Attaching the Connecting Rod8
- Installing the Head Support Rod8
- Installing and Connecting the Power Switch9
- How to Carry the Sewing Machine10
- Installation of the Sewing Machine Head10
- Installing the Drain Receiver and the Head Support Rubber11
- Safety Switch11
- Tilting the Sewing Machine Head12
- Installing the Operation Panel12
- Connecting the Cords13
- Handling the Cords14
- Installing the Eye Protection Cover14
- Installing the Thread Stand15
- In the Case the Machine Is Transported after Factory-Completed at the Time of Shipment15
Operation of the Sewing Machine16
- Lubrication16
- Attaching the Needle16
- Threading the Machine Head17
- Installing and Removing the Bobbin Case17
- Installing the Bobbin18
- Adjusting the Thread Tension18
- Adjusting the Thread Take-Up Spring19
- Example of the Thread Tension19
Operation of the Sewing Machine (Basic)19
- Selection of Language19
- Setting the Pattern Number20
- Setting the Item Data20
- Checking the Contour of a Sewing Pattern23
- Sewing24
- Changing the Pattern to a Different One24
- Winding a Bobbin25
- Thread Clamp Device26
Operation of the Sewing Machine (Advanced)28
- Performing Sewing Using the Pattern Keys28
- Sewing Using the Combination Function (Cycle Sewing)33
- Sewing through the Use of the Counter36
- How to Use the Temporary Stop39
- Setting the Pattern Thread Tension40
- Copying or Deleting Various Kinds of Pattern Data41
- Communication43
- Cautions in Operation45
- Setting Enable/Disable of Standard Pattern Invoking46
- Maintenance47
- How to Use the Memory Switch54
  - Method of Changing Memory Switch Data54
  - List of the Memory Switch Functions55
- Others59
Explanation of the Lk-1901B, Computer-Controlled High- Speed Eyelet Buttonhole Bartacking Machine76
- Specifications76
- Installation of the Sewing Machine and Preparation of the Operation76
- Preparation of the Sewing Machine77
- Operation of the Sewing Machine79
  - Selection and Confirmation of the Sewing Patterns79
Explanation of the Lk-1902B, Computer-Controlled High-Speed Belt-Loop Attaching Machine80
- Specifications80
- Preparation of the Sewing Machine80
  - Threading the Machine80
- Operation of the Sewing Machine81
  - Selection and Confirmation of the Sewing Patterns81
  - Combination of the Work Clamp Foot and the Feed Plate81
- Speed Lockstitch Button82
- Computer-Controlled High- Computer-Controlled, High-82
Explanation of the Lk-1903B, Computer-Controlled High82
- Sewing Machine82
Specifications82
Preparation of the Sewing Machine82
- Installation of the Sewing Machine and Preparation of the Operation82
- Needle and Thread82
- Various Sewing Modes83
Adjustment of the Sewing Machine84
- Position of the Button Clamp Jaw Lever84
- Adjusting the Feed Plate85
- Adjusting the Button Clamp Jaw Lever86
- Adjusting the Lifting Amount of the Button Clamp86
- Adjustment of the Pressure of the Work Clamp Unit87
- Adjustment of the Wiper Spring87
Others88
- Installing the Save Button Bar (Accessory Part)88
- Model Classification According to the Button Size88
- Attaching the Shank Button (Optional)89
V. Explanation of the Lk-90
- 1903 Bbs High-Speed Comput-90
- Er-Controlled Flat Button90
- Sewing Machine90
- Bird's Nest Preventing and Shorter-Thread Remaining Type Thread Trimmer)93
Specifications93
Preparation of the Sewing Machine93
- Installation of the Sewing Machine and Preparation of the Operation93
- Installing the Regulator and Solenoid Valve Asm94
- Installing the Air Hose94
- Connecting the Cords95
- Connecting the Air Piping96
- Installing the Cloth Chip Bag98
- Fixing the Finger Guard98
- Needle and Thread99
- Various Sewing Modes99
Adjustment of the Sewing Machine100
- Adjusting the Knife for the Shorter Thread Remaining Thread Trimmer100
- Adjusting the Suction Pipe for the Shorter-Thread Remaining Type Thread Trimmer101
- Replacing the Knife of the Shorter-Thread Remaining Type Thread Trimmer102
- Adjusting the Work Clamp Rod (for 1903BBS Only)103
- Replacing the Non-Slip Sheet (for 1903BBS Only)103
Maintenance104
- Cleaning the Inside of the Hook Cover104
- Cleaning the Thread Clamp104
Explanation of the Lk-1900Bb105
- Maining Type Thread Trimmer)105
- Specifications105
- Preparation of the Sewing Machine106
  - Table of the Sewing Patterns106
- Adjustment of the Sewing Machine108
  - Replacing the Bird's Nest Preventing Knife108
Drawing of the Table109

Brand	JUKI
Model	LK-1900B series
Category	Sewing Machine
Language	English

JUKI LK-1900B series User Manual

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