JUKI LU-2828V-7

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Applying the changed items

Press

󱣇

to conrm the aforementioned

operation and return the current screen to the

sewing screen.

<Sewing-start reverse-feed stitching screen

(maintenance personnel mode)>

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Main Page

Table of Contents2
Specifications6
Specifications of the Sewing Machine Head6
Specifications of the Control Box6
Installation7
Mounting Positions of the Devices and Table7
Installation of the Sewing Machine8
Installing the Oil Shield10
Pneumatic Components (Only for the Models Provided with the Stitch Skipping Detecting Device and Bobbin-Thread Remaining Amount Detecting Device)11
Installing the Thread Stand13
Installing the Thread Guide Pin13
Installing the Handwheel Cover (Only in the Case the Protection Cover Sensor Is Provided)14
Installing the Electrical Box15
Preparing for Installation of the Control Box15
Installing the Pedal Sensor15
Installing the Reactor Box (Only for the EU Type Models)16
Installing the Control Box for Stitch Skipping Detecting Device (Only for the Models Provided with the Stitch Skipping Detecting Device and the Bobbin-Thread Remaining Amount Detecting Device)17
Installing the Accessory Ring Core (Only for the EU Type Models)17
Installing the Accessory Ring Core Supplied with the Electrical Box17
Connecting the Power Switch Cable17
Installing the Power Switch17
Connecting the Power Source Cord18
Connecting the Cords19
Connecting the Cords Coming from the Sewing Machine19
Connection of the Cords Coming from the Stitch Skipping Detecting Device, Bobbin-Thread Remaining Amount Detecting Device and Cover Sensor20
Handling the Cords23
Handling the Cords Coming from the Control Box23
Handling the Cords Coming from the Control Box for Stitch Skipping Detecting Device23
Attaching the Connecting Rod24
Adjustment of the Pedal25
Installing the Connecting Rod25
Adjusting the Pedal Angle25
Pedal Operation25
Lubrication26
How to Use the Operation Panel (Basic Explanation)27
Selection of the Language (Operation to be Done at First)27
Names and Functions of the Panel Keys29
Basic Operation30
Preparation before Sewing31
Attaching the Needle31
Attaching and Removing the Bobbin31
Threading the Hook32
Winding a Bobbin32
Threading the Machine Head34
Installing the Attachment35
Adjusting the Sewing Machine36
Thread Tension36
Adjusting the Tension of Thread Tension Controller No. 136
Adjusting the Needle Thread Tension (Active Tension)36
Adjusting the Bobbin Thread Tension36
Thread Take-Up Spring37
When You Want to Change the Stroke of the Thread Take-Up Spring37
When You Want to Change the Tension of the Thread Take-Up Spring37
Presser Foot (Active Presser Device)38
Presser Foot Pressure38
Micro-Lifter Function38
Adjusting the Stitch Length39
Changing the Sewing Speed39
Adjusting the Alternating Vertical Movement Amount40
Thread Trimming and Condensation Stitching Function41
LED Hand Light43
Reverse Feed Stitching43
Jog Dial43
Custom Switch44
Adjusting the Oil Quantity in the Hook47
Operation of the Sewing Machine48
Resetting the Safety Clutch48
Lifting the Presser Foot at an Emergency48
Power Lamp49
Knee Switch50
How to Use the Operation Panel51
Explanation of the Sewing Screen (When Selecting a Sewing Pattern)51
Sewing Patterns55
Sewing Pattern Configuration55
List of Sewing Patterns56
Reverse Feed Stitching (at Start) Pattern58
Reverse Feed Stitching (at End) Pattern65
Editing the Sewing Patterns66
List of Pattern Functions71
Teaching Function78
One-Touch Utility Changeover Function80
Registration of a New Sewing Pattern81
Copying a Pattern83
Narrow-Down Function84
Counter Function86
Displaying the Sewing Screen under the Counter Display Mode86
Types of the Counter86
How to Set the Counter87
How to Reset the Count-Completion State90
Simplified Chart of Panel Displays91
List of Memory Switch Data92
List of Errors97
Memory Switch Data101
Care103
Standby Mode103
Cleaning104
Applying Grease104
Replacing the Fuse105
Disposal of Batteries105
Adjustment of the Machine Head (Application)106
Needle-To-Hook Relation106
Adjusting the Timing between the Needle and the Blade Point of Hook107
Adjusting the Hook Needle Guard108
Adjusting the Bobbin Case Opening Lever108
Adjusting the Moving Knife, the Counter Knife and the Bobbin Thread Clamp109
Adjusting the Thread Trimming Cam Timing111
Adjusting the Thread Clamp Device112
Active-Presser Multi-Layered Section Detection Function115
Multi-Layered Section Detection Function115
Turning off the Multi-Layered Section Changeover Function by the Number of Stitching118
Grease Shortage Alarm120
Regarding the Grease Shortage Alarm120
E221 Grease-Shortage Error120
Regarding K118 Error Resetting Procedure121
How to Use the Operation Panel (Application)122
Management of Sewing Patterns122
Creation of a New Pattern122
Copying a Pattern124
Deleting a Pattern125
Setting up the Polygonal-Shape Stitching126
Editing a Polygonal-Shape Stitching Pattern126
Creating a New Polygonal-Shape Stitching Pattern132
Setting the Step from Which Polygonal-Shape Stitching Is Started132
Cycle Pattern133
Selecting the Cycle Pattern133
Editing Cycle Sewing Data134
Creating a New Cycle Pattern135
Setting the Step from Which Cycle Sewing Pattern Is Started137
Custom Pitch138
Selecting a Custom Pitch138
Creating a New Custom Pitch140
Custom Pitch Edit Function143
Copying/Deleting a Custom Pitch144
Condensation Custom Pattern145
Selecting the Condensation Custom145
Creating a New Condensation Custom145
Condensation Custom Edit Function148
Copying/Deleting a Condensation Custom149
Simple Lock of the Screen150
Version Information150
Adjustment of Brightness of the LED Panel151
Information152
Data Communication152
Usb155
Nfc156
Key Customization157
Assignable Data157
How to Assign a Function to a Key158
Maintenance Management Function160
Setting the Ancillary Devices164
Setting the ON/OFF Status of Suspended Ruler165
Setting the ON/OFF Status of Stitch Skipping Detecting Device165
Setting the ON/OFF Status of Bobbin-Thread Remaining Amount Detecting Device166
Setting the ON/OFF Status of Cover Sensor Device166
Sewing Speed Table168
Troubles in Sewing and Corrective Measures169

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