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Duerkopp Adler 4280-6 Instructions For Service Manual

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Table Of Contents

Table of Contents

Contents
Safety Instructions
Head of the Sewing Machine
Hook and the Hook Post
Height Setting of the Hook
Setting the Distance of the Hook from the Needle
Angular Setting of the Hook (Timing)
Protection of the Needle and of the Hook Point
Setting of the Bobbin Case Opener
Setting the Regulation of the Hook Lubrication
Replacement of the Hook
Setting the Gear
Needle and Thread Mechanism
Dismantling of the Hook Post
To Check the Handwheel Angular Adjustment
Height Setting of the Needle Bar
Angular Setting the Pin of the Thread Mechanism
Side Setting of the Needle Bar Holder
Throat Plate and Its Post
Side Setting of the Throat Plate Post/Setting of Needle Bar Shifting
Setting the Needle in the Direction of Sewing (Fine Setting)
Front and Rear Guides of Needles
Setting the Front Guide
Setting the Rear Guide
Setting the Guide of the Needles (Stitch Widths with Needles)
Thread Tensioners and Limiter
Setting the Tension of the Main and Auxiliary Tensioners
Setting the Tensioning Mechanism of the Main Tensioners
Setting the Adapting Spring
Setting the Thread Limiter
Feeding Mechanism of the Needle Feed and of the Lower Feed Wheel
Stitch Length Mechanism
Setting the Upper Eccentric
Forward and Rearward Stitch Length Distribution (Rough)
Forward and Rearward Stitch Length Distribution (Fine)
Setting the Control Knob (Including the Stitch Length Limitation)
Setting the Needle Feed (Rough)
Lower Feed Wheel
Feeding Clutches
Setting the Lever of the Second Step of Feeding (Angle, Position)
Setting of the Lower Eccentric
Setting the Engagement and Disengagement of the Clutches
Wheel Feeder and Its Post
Setting the Chain Wheel
Height Setting of the Feeder and Tensioning of the Chain
Feeding Mechanism of the Top Roller
Replacement of the Feeder
Setting the Top Roller (Pressing Force, Height)
Side Setting of the Indented Lower Pulley
Side Setting of the Indented Upper Pulley
Setting the Tensioning Roller
Replacement of the Indented Belt
Setting the Feeding Difference
Replacement of Friction Wheels of the Drive Conversion Unit
Selection of the Top Roller Diameter
Forward, Rearward and Side Setting (Top Roller)
Setting the Presser Foot Lift
Setting the Gear Clearance
Replacement of the Top Roller
Bobbin Winder Description
Setting the Bobbin Winder Stop
Setting the Friction Gear
Safety Clutch Description
Indented Belt Transmission
Setting the Disengaging Moment
Setting the Tensioning Roller of the Indented Belt
V-Belt, Motor - Head Tensioning
Driving Toothed Belt Exchange
Replacing the Indented Belt
Replacing the V-Belt
Lubrication
Refilling Oil
Multiple Oil Use
Thread Trimming - Description of the Trimming Mechanism
Setting the Pickup Roller
Setting the Cam
Setting the Fork
Setting the Moving Knife
Setting the Fixed Knife
Lifting the Top Roller by Electromagnet
Setting the Retaining Spring of the Hook Thread
Setting the Switching of Electromagnets
Setting the Electromagnet Pin
Backtacking Using Electromagnet
Setting the Electromagnet Current
Assembly of the Top Roller Lifting Electromagnet
Electromagnet Height Setting
Connecting the Electric Elements on the Machine Head
Lighting - Mounting on the Machine Head
Lamp Replacement
Maintenance
Setting the Machine According to the Sewing Category

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