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DURKOPP ADLER 869-M Premium User Manual

DURKOPP ADLER 869-M Premium
180 pages
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869-M PREMIUM
Service Instructions

Table of Contents

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DURKOPP ADLER 869-M Premium Specifications

General IconGeneral
TypeIndustrial Sewing Machine
Stitch TypeLockstitch
Max Stitch Length12 mm
WeightApprox. 45 kg
Sewing SystemSingle needle
Power Requirements230 V, 50/60 Hz
Foot Lift20 mm
Applicationsupholstery

Summary

Machine Safety Precautions and Guidelines

Fundamental Safety Instructions for Machine Use

Outlines essential rules for safe operation, maintenance, and personnel requirements.

Interpreting Warning Signals and Symbols

Explains the meaning of signal words (DANGER, WARNING, CAUTION) and hazard symbols.

Machine Working Basis and Initial Settings

Accessing the Machine Service Routine

Step-by-step guide to enter and use the machine's service routine for adjustments.

Locking the Machine in Position for Settings

Calibrating the Handwheel Scale

Positioning the Machine Arm Shaft Correctly

Aligning Toothed Belt Wheels for Proper Belt Run

Mechanical Stitch Adjustment Procedures

Adjusting the Stitch Regulator Gear

Steps to set the stitch regulator gear to zero, ensuring no play and parallel plates.

Setting the Eccentric for Stitch Direction

Procedure to set the eccentric for forward and backward stitches to ensure equal length.

Feed Dog Adjustment and Positioning

Setting the Correct Feed Dog Position

Ensures the needle pierces the center of the feed dog's needle hole at stitch length zero.

Adjusting Feed Dog Movement and Stroke

Aligns the feed dog's elliptical movement, stroke height, and stroke movement.

Needle Bar Linkage Alignment Procedures

Sideways Alignment of the Needle Bar Linkage

Steps to align the needle bar linkage sideways for accurate needle piercing in the needle hole.

Aligning Needle Bar Linkage in Sewing Direction

Ensures correct needle bar linkage alignment in the sewing direction for proper piercing.

Hook and Needle Positioning for Optimal Sewing

Setting Hook Side Clearance

Adjusts the distance between the hook tip and needle groove to a maximum of 0.1 mm.

Setting the Loop Stroke Position

Ensures the loop stroke is precisely 2 mm by aligning the hook tip with the needle groove.

Adjusting the Needle Guard

Sets the needle guard to prevent contact between the needle and hook tip.

Setting the Needle Bar Height

Adjusts needle bar height so the hook tip is level with the lower third of the needle groove.

Adjusting the Bobbin Case Lifter

Sewing Feet Adjustments and Settings

Setting Sewing Foot Pressure and Lift

Details how to set sewing foot pressure and lift, including checking for stiff movement.

Adjusting the Thread Tensioning Plate

Machine Setup for Thread Tension Adjustment

Initial machine setup steps, including calling the relevant service routine.

Tensioning Plate Adjustment Procedures

Detailed steps for adjusting the tensioning plate using specified tools and methods.

Tension Plate Adjustment with Schmidt MST-2000

Specific instructions for adjusting the tensioning plate using the Schmidt MST-2000 device.

Tension Plate Adjustment with Mechanical Thread Scale

Guide for adjusting the tensioning plate using a mechanical thread scale and specific procedures.

Checking Adjusted Thread Tension

Methods for checking the adjusted thread tension using either the Schmidt MST-2000 or a mechanical scale.

Verifying Thread Tension with Schmidt MST-2000

Steps to verify thread tension using the Schmidt MST-2000 setup.

Verifying Thread Tension with Mechanical Scale

Procedure to verify thread tension using a mechanical thread scale and specific steps.

Setting the Needle Thread Tension

Adjusting the Needle Thread Regulator

Details on setting the needle thread regulator to achieve proper loop formation and avoid snagging.

Setting the Thread Tension Spring

Procedure to set the thread tension spring for correct tension application during sewing.

Winder Setup and Calibration

Thread Cutter Adjustments and Settings

Setting Thread-Pulling Knife Height

Adjusts the height of the thread-pulling knife relative to the hook and counter blade for correct cutting.

Adjusting the Thread Cutter Cutoff Curve

Sets the control cam and roller for the thread cutter to ensure proper contact and distance.

Setting the Thread Cutter Cutting Pressure

Ensures proper cutting pressure by adjusting the screw in the free arm and the thread-pulling knife.

Setting the Timing for Thread Cutting

Determines the precise moment the threads are cut by adjusting the control cam and roller.

Setting the Safety Snap-On Coupling

Setting the Torque on the Safety Coupling

Adjusts the torque of the safety snap-on coupling to the factory setting of 8 Nm.

Integrated Motor Components and Disassembly

Machine Programming and Technician Level Access

Accessing the Technician Level

Procedure to access the technician level using a password for making system changes.

Setting Default Program Presets

Machine Configuration Settings

User Configuration Settings

Machine Service and Diagnostic Functions

Performing Machine Multitest Diagnostics

Enables testing of machine components like magnets, drives, and I/O to verify functionality.

Testing the Sewing Motor Functionality

Tests the sewing motor's operation by performing a reference run and setting speed.

Testing Stepper Motor Functions

Tests stepper motors for stitch length, foot lift, pressure, and stroke adjustments.

Machine Calibration Procedures

Details parameters requiring calibration, such as stitch length, material thickness, and pedal.

Displaying and Exporting the Error List

Shows errors that have occurred and allows exporting the list to a USB key.

Resetting Machine Data and Settings

Resets machine data and settings to factory defaults, with options for parameters, programs, and calibration.

Data Transfer to USB Key

Performing a Machine Software Update

Routine Machine Maintenance Schedule

Machine Cleaning Procedures

Instructions for cleaning lint, thread remnants, and other debris using compressed air or brushes.

Machine Lubrication Procedures

Details on lubricating the machine, including oil types, specifications, and handling precautions.

Servicing the Pneumatic System

Machine Decommissioning Procedures

Proper Disposal of the Machine

Troubleshooting Machine Errors and Issues

Troubleshooting Sewing Process Errors

Lists common errors in the sewing process (e.g., unthreading, thread breaking, missing stitches) and their causes/remedies.

Interpreting Software Error Messages

Lists software error codes, their meanings, and recommended remedial actions.

Resolving Software Errors and Accessing Technician Level

Procedure to access technician level during startup to diagnose errors using Multitest or Reset.

Technical Data and Characteristic Values

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