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LBH-781
User Manuals: JUKI LBH-781 Buttonhole Machine
Manuals and User Guides for JUKI LBH-781 Buttonhole Machine. We have
4
JUKI LBH-781 Buttonhole Machine manuals available for free PDF download: Instruction Manual
JUKI LBH-781 Instruction Manual (50 pages)
Brand:
JUKI
| Category:
Sewing Machine
| Size: 3.13 MB
Table of Contents
Important Safety Instructions
8
Contents
13
Before Operation
15
Specifications
16
Motor Pulley and V Belt
17
How to Install V Belt
18
Setting up the Sewing Machine
19
Screws Used for Set up
19
Attaching the Shifter Driving Pin (Asm.)
19
Installing Transmitter (Asm.) and Shifter Base (Asm.)
20
Installing the Tension Pulley Coupling
20
Installing the Machine Head Base (Asm.)
21
Installing the Motor
21
Setting up the Machine Head
22
Attaching the Flat Belt
24
Installation/Removal of Belt Cover
25
Installing the Thread Stand
25
Lubrication
26
Before Starting the Machine
26
Adjusting the Lubrication for the Sewing Hook
26
Other Lubricating Points
26
Inserting the Needle
27
Installation/Removal of Bobbin Case
27
Winding the Bobbin
28
Attaching the Bobbin
28
Threading the Needle-Thread
29
Reduction of Sewing Speed and Emergency Stop
29
Reduction of Sewing Speed
29
Emergency Stop
29
Manual Feed Handle
30
How Tо Hold the Descend Knife
30
Types of Stitches
31
Thread Tension
31
Adjust the Thread Tension for Purl Stitch
31
Adjusting the Thread Tension for Whip Stitch
31
Adjusting the Thread Take-Up Spring (for Purl Stitch)
32
Adjusting the Thread Take-Up Amount of the Thread Take-Up Lever
32
Adjusting the Buttonhole Length
33
Changing the Work Clamp Check
33
Replacing the Knife
34
Adjusting the Buttonhole Width (Stitch Width and Bar Tacking Width) and Buttonhole Reference Position
35
Changing the Number of Stitches
35
Spur Gears
35
Attaching the Spur Gears to Their Shafts
36
Adjusting the Low-Speed Cam Position
36
Adjusting the Presser Bar Pressure
36
Needle-To-Hook Relation
37
Adjusting the Thread Tension Release Timing
38
Adjustment of the Bobbin Presser Unit
39
Adjusting the Bobbin Thread Winder
40
Adjusting the Speed Transmitter
40
Adjustment of the Position of the Belt Shifter
40
Adjusting the Stopper Screw
40
Adjustment of the Needle Thread Trimmer
41
Attaching the Trimmer
41
Closing Timing of the Needle Thread Trimmer
41
Opening Timing of the Needle Thread Trimmer
41
Adjustment of the Bobbin Thread Trimmer
42
Adjustment of Needle Thread Trimmer Holder and Timiting Plate
43
Timing for Dropping the Knife
43
Trouble, Cause, and Remedy
46
Stitching Troubles Caused by Other Reasons
47
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JUKI LBH-781 Instruction Manual (92 pages)
Brand:
JUKI
| Category:
Sewing Machine
| Size: 13.49 MB
Table of Contents
To Ensure Safe Use of Your Sewing Machine
2
Safety Precautions
3
Während des Betriebs
10
Wartung
11
Précautions de Sécurité
14
Precauciones de Seguridad
19
Precauciones Básicas
19
Instalación
20
Durante la Operación
20
Mantenimiento
21
Ambiente Operativo
21
Avvertenze Per la Sicurezza
24
Specifications
33
Technische Daten
33
Especificaciones
34
Caratteristiche Tecniche
34
JUKI LBH-781 Instruction Manual (56 pages)
Brand:
JUKI
| Category:
Sewing Machine
| Size: 6.79 MB
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JUKI LBH-781 Instruction Manual (12 pages)
high speed single needle lockstitch straight button holing
Brand:
JUKI
| Category:
Sewing Machine
| Size: 4.72 MB
Table of Contents
Setting up the Machine Head
2
How^to Install the Needle
3
Threading the Needle Thread
4
Thread Tension
5
Replacing the Knife
5
Adjusting the Presser Bar Pressure
6
Needle-To-Hook Relation
7
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