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Troubleshooting

Service Instructions M-TYPE DELTA - 00.0 - 12/2019 221

Loose stitches Thread tensions are not

adjusted to the sewing

material, the sewing

material thickness or the

thread used

Check thread tensions

Needle thread and hook

thread have not been

threaded correctly

Check threading path

Needle breakage Needle thickness is

unsuitable for the sewing

material or the thread

Use recommended needle

thickness

Error Possible causes Remedial action

Default Chapter3
- Table of Contents3
1 About These Instructions7
- For Whom Are These Instructions Intended7
- Representation Conventions - Symbols and Characters7
- Other Documents9
- Liability10
2 Safety11
- Basic Safety Instructions11
- Signal Words and Symbols Used in Warnings12
3 Working Basis15
- Order of the Adjustments15
- Laying the Cables15
- Calling up the Service Routine16
- Disassembling and Assembling the Covers19
- Tilting the Machine Head20
- Disassembling and Assembling the Arm Cover21
- Disassembling and Assembling the Front Cover (Service Cover)22
- Disassembling and Assembling the Head Cover23
- Disassembling and Assembling the Motor Cover24
- Disassembling and Assembling the Toothed Belt Cover25
- Disassembling and Assembling the Thread Tension Plate28
- Opening and Closing the Throat Plate Slides30
- Disassembling and Assembling the Throat Plate31
- Disassembling and Assembling the Feed Dog32
- Flats on Shafts33
- Locking the Machine in Place34
- Adjusting the Handwheel into Position35
4 Positioning the Arm Shaft Crank on the Arm Shaft37
5 Restoring the Basic Eccentric Settings38
- Adjusting the Eccentrics for Sewing Foot Stroke, Feed Dog Lift and Feed Dog Movement38
- Adjusting the Compensating Weight42
6 Adjusting the Mechanical Stitch Adjustment43
- Presetting the Stitch Regulator Gear Mechanically43
- Adjusting the Forward and Backward Stitch45
7 Adjusting Feed Dog and Needle Bar Linkage46
- Adjusting the Lateral Feed Dog Position47
- Moving the Feed Dog Carrier Sideways48
- Aligning the Needle Bar Linkage Sideways49
- Aligning the Needle Bar Linkage in the Sewing Direction51
- Aligning the Feed Dog in the Sewing Direction52
- Adjusting the Feed Dog Height at Top Dead Center53
8 Position of the Hook and Needle54
- Adjusting the Looping Stroke Position54
- Adjusting the Hook Side Clearance56
- Adjusting the Needle Bar Height58
- Adjusting the Needle Guard59
9 Adjusting the Bobbin Case Lifter61
- Adjusting the Lifting Gap62
- Adjusting the Timing for Lifting63
- For Machines with a Thread Trimmer or Long Thread Trimmer63
- For Machines with a Short Thread Cutter64
10 Sewing Feet65
- Adjusting the Sewing Foot Lifting Gear65
- Adjusting an Even Sewing Foot Stroke69
- Adjusting the Sewing Foot Pressure and Sewing Foot Lift70
11 Adjusting the Needle Thread Tension73
- Adjusting the Needle Thread Regulator73
- Adjusting the Thread Tensioning Spring75
- Adjusting the Spring Travel75
- Adjusting the Spring Tension76
12 Winder77
- Adjusting the Winder to a Bobbin Diameter77
- Adjusting the Winder Filling Quantity78
- Adjusting the Bobbin Thread Guide79
13 Thread Trimmer (FA)80
- Adjusting the Height of the Thread-Pulling Knife80
- Adjusting the Cutoff Curve81
- Adjusting the Cutting Pressure84
- Adjusting Point in Time for Cutting85
14 Short Thread Cutter (KFA)87
- Adjusting the Lower Lever and the Curve87
- Adjusting the Control Cam Sideways88
- Adjusting the Bobbin Case Support90
- Adjusting the Height and Initial Position of the Thread-Pulling Knife91
- Adjusting the Cutting Pressure92
- Adjusting the Hook Thread Clamp93
15 Long Thread Trimmer (LFA)94
- Adjusting the Height of the Thread-Pulling Knife94
- Adjusting the Cutoff Curve95
- Adjusting the Cutting Pressure97
- Adjusting Point in Time for Cutting98
16 Adjusting the Safety Release Clutch100
- Engaging the Safety Release Clutch100
- Adjusting the Torque102
17 Toothed Belt103
- Changing the Upper Toothed Belt103
- Changing the Lower Toothed Belt104
18 Sewing Motor109
- Overview of the Components109
- Disassembling the Sewing Motor110
- Assembling the Sewing Motor113
19 Programming117
- Logging in as a Technician117
- User Login118
- Logging in with Username and Password119
- Logging in with a USB Key119
- Logging in with NFC Chip (Optional)120
- Defining General Settings (Technician Access)121
- Setting the Machine Configuration123
- Setting the Thread Trimmer Parameters125
- Setting the Needle Thread Clamp Parameters129
- Setting the Sewing Speed Parameters132
- Setting the Stop Positions Parameters133
- Setting the Sewing Foot Lift Parameters133
- Setting the Needle Thread Tension Parameters134
- Setting the Sewing Foot Stroke Parameters136
- Setting the Stitch Length Parameters138
- Setting the RFW/SSD Parameters139
- Setting the Holding Force Parameters140
- Setting the Pedal Parameters141
- Setting the Needle Cooling Parameters142
- Setting the Puller Parameters142
- Setting the Edge Guide Parameters146
- Setting the Material Thickness Detection Parameters147
- Setting the Correction Speed Effect Parameters148
- Setting the Light Barrier Parameters148
- Setting the Seam Segment Mode Parameters149
- Setting the Threading Mode Parameters149
- Setting the Operation Lock Parameters149
- Setting the Manual Bartack Parameters150
- Setting the Jog-Dial Parameters150
- Setting the Referencing Parameters150
- Setting the Scanner Parameters151
- Setting the Interface Parameters151
- Setting the Input/Output Configuration Parameters152
- Setting the Additional I/O Configuration Parameters155
- Setting Program Defaults158
- Setting the User Configuration160
- User Management161
- Smart Keys Configuration166
- Role Main Screen Configuration168
- Role Status Bar Configuration169
- Using Manual Data Transfer170
- Exporting Data170
- Importing Data173
- Service175
- Calibration176
- Settings180
- Multi Test180
- Maintenance Management184
- Qondac186
- Reset187
- Network188
- Logging188
- Information189
- Performing a Software Update191
20 Maintenance193
- Cleaning194
- Lubricating195
- Lubricating the Machine Head196
- Lubricating the Hook197
- Servicing the Pneumatic System (Optional)198
- Adjusting the Operating Pressure198
- Draining the Water-Oil Mixture199
- Cleaning the Filter Element200
- Servicing Specific Components201
- Cleaning the Thread Clamp201
- Restoring the Initial Position of the Hook Support203
- Parts List204
21 Decommissioning205
22 Disposal207
23 Troubleshooting209
- Customer Service209
- Messages of the Software209
- Errors in Sewing Process222
24 Technical Data225
- Data and Characteristic Values226
- Requirements for Fault-Free Operation226
25 Appendix227
- Barcode Examples227
- Converting Videos for Playback on the Control Panel228
- Basic Setting of the Machine231
- Wiring Diagram232

Brand	DURKOPP ADLER
Model	D867 M-Type Delta
Category	Sewing Machine
Language	English

DURKOPP ADLER D867 M-Type Delta User Manual

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DURKOPP ADLER D867 M-Type Delta Specifications

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