DURKOPP ADLER 827

DURKOPP ADLER 827

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Working basis

24 Service Instructions 827/827-M - 01.0 - 05/2019

Table of Contents

Default Chapter3
- Table of Contents3
1 About These Instructions7
- For Whom Are These Instructions Intended7
- Representation Conventions - Symbols and Characters7
- Other Documents9
- Liability9
2 Safety11
- Basic Safety Instructions11
- Signal Words and Symbols Used in Warnings12
3 Working Basis15
- Order of the Adjustments15
- Laying the Cables15
- Removing the Covers16
- Access to the Underside of the Machine16
- Disassembling and Assembling the Arm Cover17
- Disassembling and Assembling the Head Cover18
- Disassembling and Assembling the Valve Cover19
- Opening and Closing the Throat Plate Slide20
- Disassembling and Assembling the Throat Plate21
- Disassembling and Assembling the Feed Dog22
- Flats on Shafts23
- Locking the Machine in Place24
- Adjusting the Handwheel into Position25
4 Adjusting the Handwheel Scale27
5 Positioning the Arm Shaft28
6 Positioning the Toothed Belt Wheels29
- Positioning the Upper Toothed Belt Wheel29
- Positioning the Lower Toothed Belt Wheel30
7 Stitch Length Adjusting Wheel32
- Adjusting the Stitch Length Adjusting Wheel32
- Adjusting the Stitch Length Limit34
- Adjusting the Eccentric for the Forward and Backward Stitches35
  - Stitch Length [MM]35
8 Needle Bar Linkage37
- Aligning the Needle Bar Linkage Sideways37
- Aligning the Needle Bar Linkage in the Sewing Direction39
9 Adjusting the Feed Dog40
- Adjusting the Feed Dog Position40
- Moving the Feed Dog on the Feed Dog Carrier40
- Moving the Feed Dog Carrier41
- Adjusting the Feed Dog Movement42
- Adjusting the Feed Movement42
- Adjusting the Feed Dog Height at Top Dead Center43
- Adjusting the Stroke Movement44
- Adjusting the Compensating Weight45
10 Position of the Hook and Needle46
- Adjusting the Looping Stroke Position46
- Adjusting the Hook Side Clearance48
- Adjusting the Needle Bar Height49
- Adjusting the Needle Guard50
11 Bobbin Case Lifter52
- Adjusting the Lifting Gap53
- Adjusting the Timing for Opening54
- Adjusting the Sewing Foot Lifting Height55
12 Needle Thread Tension56
13 Winder57
- Adjusting the Winder57
- Adjusting the Hook Thread Guide60
14 Thread Trimmer61
- Adjusting the Height of the Thread-Pulling Knife61
- Adjusting the Cutoff Curve62
- Adjusting the Cutting Pressure64
- Adjusting Point in Time for Cutting65
15 Puller67
- Adjusting the Synchronization of Feed Dog and Puller68
- Adjusting the Distance between Carrier Roller and Needle70
- Adjusting the Carrier Roller Stroke71
- Adjusting the Carrier Roller Pressure72
- Adjusting the Fabric Deflector73
- Adjusting the Toothed Belt Tension74
- Changing the Carrier Roller75
16 Adjusting the Potentiometer76
17 Safety Release Clutch78
- Attaching the Safety Release Clutch78
- Adjusting the Torque79
18 Integrated Motor80
- Overview of the Components80
- Disassembling the Drive81
- Disassembling the Handwheel and Handwheel Flange81
- Disassembling the Cover81
- Disassembling the Encoder82
- Disassembling the Stator82
- Disassembling the Rotor83
- Assembling the Drive84
- Assembling the Rotor84
- Assembling the Stator85
- Assembling the Encoder86
- Assembling the Cover86
- Locking the Machine in Place87
- Assembling the Handwheel Flange88
- Assembling the Handwheel88
19 Programming89
- Adjusting the Electropneumatic Switching of the Carrier Roller93
- Adjusting the Stitch Count before the Carrier Roller Is Lowered94
20 Maintenance95
- Cleaning96
- Cleaning the Machine97
- Cleaning the Motor Fan Mesh98
- Lubricating99
- Lubricating the Machine Head100
- Adjusting the Hook Lubrication101
- Servicing the Pneumatic System102
- Adjusting the Operating Pressure102
- Draining the Water Condensation103
- Cleaning the Filter Element104
- Checking the Toothed Belt105
- Parts List105
21 Decommissioning107
22 Disposal109
23 Troubleshooting111
- Customer Service111
- Messages of the Software111
- Information Messages111
  - Mains Voltage112
- Error Messages115
- Errors in Sewing Process117
  - [Bar] 6117
24 Technical Data119
- Length [MM]119

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