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LK-1903B Series
JUKI LK-1903B Series Sewing Machine Manuals
Manuals and User Guides for JUKI LK-1903B Series Sewing Machine. We have
4
JUKI LK-1903B Series Sewing Machine manuals available for free PDF download: Engineer's Manual, Instruction Manual, Specifications
JUKI LK-1903B Series Engineer's Manual (174 pages)
Computer-controlled High-speed Bartacking Machine
Brand:
JUKI
| Category:
Sewing Machine
| Size: 12 MB
Table of Contents
Table of Contents
13
1 Specifications
15
2 Configuration
19
N Ames Of Main Unit
19
N Ames And Explanation Of Switches On The Operation Panel
20
3 Standard Adjustment Value
22
Main Shaft Connection/Disconnection
22
Removal of the Main Shaft Motor and Coupling
24
Crank Connecting Rod Connection/Disconnection
26
Crank Balancer Positioning
28
Lower Shaft Backlash Adjustment and Connection/Disconnection
28
Adjustment of Hook Oil Amount
30
Oscillator Gear Positioning
30
Adjustment the Height of the Needle Bar
32
Shuttle Connection/Disconnection and Oil Wick Piping
32
10) H Ook Adjustment
34
11) T Hread Trimmer Cam Position Adjustment And Connection/Disconnection
36
12) T Hread Trimmer/Work Clamp Foot Origin Sensor Adjustment
36
13) a Djustment Of The Height Of The Work Clamp Foot
38
14) a Djustment Of The Thread Trimmer Sensor
38
15) a Djustment Of The Moving Knife And Counter Knife Position
40
16) a Djustment Of The Height Of The Moving Knife And Counter Knife
40
17) I Nclination Of The Blade Point Of The Counter Knife
42
18) F Loating Amount Of The Thread Tension Disk
42
19) S Econd Thread Tension Connection/Disconnection
44
20) a T Unit Connection/Disconnection
46
21) P Osition Of The Mechanical Origin
48
22) a Djustment Of The Y Origin
48
23) a Djustment Of The X Origin
50
24) a Djustment Of The Wiper Position
50
( 25) a Djustment Of The Wiper Spring (LK-1903B, 1903BN)
52
(Adjustment Of The Backlash Of The Driving Gear)
52
27) I Nstalling The Feed Plate Support Plate
54
28) I Nstallation Of The Feeder Bar Rear Cover
54
29) a Djustment Of The Bobbin Winder Driving Wheel Position
56
30) a Djustment Of The Bobbin Winder Amount
56
( 31) a Djustment of the Shuttle Upper Spring Position ( Except for LK-1900B-BS, 1900B-BF, 1903B-BS, 1900BN-BS, 1900BN-BF and 1903BN-BS)
58
32) S Huttle Felt
58
33) S Hape Of The Inner Hook Presser
60
34) a Djustment Of The Thread Take-Up Spring
60
35) N Eedle Thread Clamp Device Connection/Disconnection
62
36) a Djustment Of The Needle Thread Clamp Reference Position
64
37) a Djustment Of The Needle Thread Clamp Notch
66
39) a Ssembling The Moving Knife Drive Section Of Shorter Thread Remaining
68
Assembling The Shorter Thread Remaining Unit
68
40) a Ssembling The Suction Pipe
70
( 41) a Djustment of the Shuttle Upper Spring Position (LK-1903B-BS, 1900B-BS, 1900B-BF, 1903BN-BS, 1900BN-BS, 1900BN-BF) and the Lower Thread Holder Position (LK-1903BN-BS)
72
42) B Obbin Case With An Idling Prevention Spring
74
500 D Escription Of The Functions
75
To Use the Functions of the Serviceperson Level
75
Contrast Adjustment
76
USB Format
76
K Ey Lock Setting
77
H Ow To Check The Version Infoemation
79
How to Use the Communication Function (Communication Functions Other than NFC)
80
Registering an NFC Terminal
84
Pattern Selection from the USB Thumb Drive
87
5 Memory Switches
88
Memory Switch Start and Change
88
Table of Memory Switch Functions
89
Supplement for the Memory Switch
96
6 Check Program
98
Starting the Check Program
98
Input Signal Check
99
X/Y Motor Origin Adjustment
100
Continuous Operation
101
Main Motor Rpm Check
102
Output Check
102
Work Clamp Foot/Thread Trimming Motor Origin Adjustment
103
Needle Thread Clamp Motor Origin Adjustment
104
7 Miscellaneous
105
Various Printed Wiring Boards
105
T Able Of Bar-Tacking Standard Pattern Specifications
110
Table of Standard Patterns
111
8 Sub-Class Information
113
M Odels Classified By Button Sizes (LK-1903B)
113
T Able Of Standard Patterns (LK-1903B)
114
Option (LK-1900BB, 1903BB, 1900BNB, 1903BNB)
114
9 Optional Features
115
Table of Optional Parts
115
Connection of the Optional Pedal
117
Connection of the Magnet Wiper (Cannot be Connected with LK-1901B)
121
Connection of the Pause Switch
121
Connection of the Marking Light
122
Connection of the Needle Cooler (Turns on While Machine Is Running)
123
Table of the Work Clamp Foot
124
10 Maintenance
126
Replacing the Fuse
126
Specification Changeover
126
Greasing Parts
127
Parts to Which Grease Is Applied
128
Grease-Up Procedures for the Specified Position
136
11 Error List
137
2. T Roubles And Corrective Measures
142
Mechanical Parts
142
Sewing Conditions
144
Electrical Components
153
B Lock Diagram_Standard Specification (MC-670)
161
Block Diagram_Lk-1900BB, 1903BB (MC-672)
162
Block Diagram_Nfc Type (MC-672)
163
Power Supply Circuit Diagram (Single-Phase)
164
13 Circuit Diagrams
161
P Ower Supply Circuit Diagram (Single-Phase Ce)
165
P Ower Supply Circuit Diagram (3-Phase)
166
S Ervo Motor Circuit Diagram
167
Stepping Motor Circuit Diagram
168
MAIN · Operation Panel Circuit Diagram
169
Machine Head Sensor Circuit Diagram
170
( 11) a Ir Circuit Diagram (LK-1900Bb And 1903Bb Only)
171
12) P Neumatic Circuit Diagram For Lk-1900BB
171
T Able Type For Longitudinal Installation
172
14 Table Drawings
172
T Able Type For Lateral Installation
173
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JUKI LK-1903B Series Instruction Manual (144 pages)
Brand:
JUKI
| Category:
Sewing Machine
| Size: 2 MB
Table of Contents
Instruction Manual
1
Table of Contents
2
1 Name of each Section of the Operation Panel
5
Body
5
Buttons to be Used in Common
7
2 Basic Operation of Ip-420
8
3 Lcd Display Section at the Time of Sewing Shape Selection
9
Sewing Shape Data Input Screen
9
Sewing Screen
12
4 Performing Sewing Shape Selection
15
5 Sewing Shape List
18
Lk-1900B / Lk-1901B / Lk-1902B
18
Lk-1903B
20
7 Checking Pattern Shape
23
8 Changing Thread Tension Command at Every Needle Entry Point
25
Adding or Changing Thread Tension Command at Every Needle Entry Point
25
Deleting Thread Tension Command at Every Needle Entry Point
27
9 Performing Release of Grease-Up Error
29
10 Using Temporary Stop
30
To Continue Performing Sewing from some Point in Sewing
31
To Perform Re-Sewing from the Start
32
11 Winding Bobbin Thread
33
12 Using Counter
34
Setting Procedure of the Counter
34
Count-Up Releasing Procedure
37
How to Change the Counter Value During Sewing
37
13 Performing New Register of Users' Pattern
38
14 Performing New Register of Pattern Button
39
15 Lcd Display Section at the Time of Pattern Button Selection
40
Pattern Button Data Input Screen
40
Sewing Screen
43
16 PERFORMING PATTERN BUTTON No. SELECTION
46
Selection from the Data Input Screen
46
Selection by Means of the Shortcut Button
47
17 Changing Contents of Pattern Button
48
18 Naming Pattern
50
19 Copying Pattern Button
51
20 Changing Sewing Mode
53
21 Lcd Display Section at the Time of Combination Sewing
54
Pattern Input Screen
54
Sewing Screen
56
22 Performing Combination Sewing
59
How to Create Combination Data
59
Selection of Combination Data
60
How to Delete Combination Data
61
How to Delete Combination Data Step
62
23 Changing Memory Switch Data
63
How to Change Memory Switch Data
63
Level 1
63
Level 2
65
Memory Switch Data List
66
Level 1
66
Level 2
72
24 Error Code List
77
25 Message List
85
26 Using Communication Function
88
Handling Possible Data
88
Performing Communication by Using the Media
89
Performing Format
92
Performing Communication
93
Take-In of the Data
94
Taking in Plural Data Together
96
27 Information Function
98
Observing the Maintenance Inspection Information
98
Inputting the Inspection Time
100
Releasing Procedure of the Warning
101
Observing the Production Control Information
102
When Displaying from the Information Screen
102
When Displaying from the Sewing Screen
104
Performing Setting of the Production Control Information
105
Observing the Working Measurement Information
109
28 Trial Sewing Function
113
Performing Trial Sewing
113
29 Thread Tension Value Display Color List
116
30 Setting Approval/Disapproval of Calling of Pattern Data
117
31 Performing Adjustment of Origin of Presser
118
32 Performing Key Lock
119
33 Displaying Version Information
121
34 Using Check Program
122
To Display the Check Program Screen
122
Performing Compensation of Touch Panel
124
Performing LCD Check
127
Performing Sensor Check
128
Number of Rotations of Main Motor Check
131
Performing Output Check
132
Performing X/Y Motors/Origin Sensors Check
134
Performing Presser/Thread Trimmer Motor/Origin Sensor Check
135
Performing Thread Clamp Motor/Origin Sensor Check
136
How to Carry out the Continuous Operation
137
35 Communication Screen of Maintenance Personnel Level
138
Data Which Are Possible to be Handled
138
Displaying Maintenance Personnel Level
139
Performing Rewriting of Program
140
36 Information Screen of the Maintenance Personnel Level
142
Display of Error Record
142
Display of the Cumulative Working Information
144
JUKI LK-1903B Series Instruction Manual (37 pages)
Brand:
JUKI
| Category:
Sewing Machine
| Size: 1 MB
Table of Contents
Table of Contents
2
Specifications
3
Model Classification According To The Button Size
4
Shape Of Buttons
4
Name of each Component
5
Installation of the Sewing Machine and Preparation of the Operation
6
Installation Of The Table And Stand
6
Needle And Thread
6
Attaching The Needle
6
Threading The Machine
7
Operation
8
Operation Of The Sewing Machine
8
Various Sewing Modes
8
Operation Of The Button Feeder Unit
10
Operation
12
How To Set The Dip Switches And The Digital Switches
12
Maintenance
18
Tilting The Sewing Machine Head
18
Position Of The Button Clamp Jaw Lever
19
Adjusting The Feed Plate
20
Adjusting The Button Clamp Jaw Lever
20
Adjusting The Lifting Amount Of The Button Clamp
21
Adjustment Of The Pressure Of The Work Clamp Unit
22
Adjustment Of The Wiper
22
Adjustment Of The Wiper Spring
22
Installing The Save Button Bar (Accessory Part)
23
Adjustment Of The Button Feeder Unit Control Box
23
Detecting Mechanism Of The Button Feeder Components And The Adjustment
24
Adjusting The Feed Plate Of The Index Unit
25
Replacing The Button Feeder Components And Positioning Them
26
Adjusting The Vibration Of The Button Feeder
27
Adjusting The Feeder Bowl Components
27
How To Replace The Buttons (On The Button Feeder Side)
30
Alarm No. Indication (On The Button Feeder Unit (Br) Side)
32
Troubles and Corrective Measures in Br
33
Optional Parts
34
Kinds Of The Button Carrier
34
Attachment
35
Others
36
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JUKI LK-1903B Series Specifications (3 pages)
Computer-controlled, High-speed, Lockstitch, Button Sewing Machine
Brand:
JUKI
| Category:
Sewing Machine
| Size: 0 MB
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