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DURKOPP ADLER
Sewing Machine
967
DURKOPP ADLER 967 Instruction Manual
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Adjusting the thread system
Service Instructions 967 - 02.0 - 12/2015
73
Setting step
s
1.
Pull the thread in and wind it ont
o the bobbin.
2
.
If the thread is concentrated at one end of the bobbin, loosen screw (5)
and align the thread tensioning element (4) such that it is central to the
thread guide.
3.
Tighten the screw (5).
4.
If no satisfactory result is obtained in terms of point 2, incline the threa
d
guide (3) using the setscrews (1).
74
76
Table of Contents
Default Chapter
3
Table of Contents
3
1 About These Service Instructions
5
Scope of the Service Instructions
5
Representation Conventions - Symbols and Characters
5
Other Documents
6
Liability
6
2 Safety
7
Basic Safety Instructions
7
Signal Words and Symbols Used in Warnings
8
3 Working Basis
11
Sequence of the Settings
11
Cable Routing
11
Removing the Covers
12
Access to the Machine Bottom Section
12
Removing and Fitting the Arm Cover
13
Removing and Fitting the Head Cover
14
Removing and Fitting the Cover Plate
14
Removing and Fitting Handwheel and Belt Cover
15
Removing and Installing the Thread Tension Plate
15
Removing and Installing the Hook Compartment Cover
16
Removing and Installing the Throat Plate
17
Removing and Installing the Feed Dog
18
Flats on Shafts
19
Axial Play for Shafts Running in Plain Bearings
20
Locking the Machine in Place
21
Putting the Handwheel into Position
22
4 Positioning the Arm Shaft
23
5 Setting the Handwheel Scale
25
6 Setting the Drive
27
Setting the Drive Ratio
27
Removing the Belt
27
Adjusting the Drive Pulley
28
Adjusting the Belt Tension
29
Adjusting the Positioning of the Machine
30
Determining the Drive Ratio in the Control Program
30
Adjusting the Reference Position of the Handwheel
30
7 Setting the Stitch Length Adjusting Wheels
33
Setting the Upper Stitch Length Adjusting Wheel
33
Setting the Lower Stitch Length Adjusting Wheel
35
Setting the Stitch Length Limit
37
Setting the Eccentric for the Forward and Backward Stitches
39
8 Setting the Feed Dog
41
Setting the Feed Dog Position
41
Moving the Feed Dog
42
Moving the Feed Dog Carrier
42
Setting the Feed Dog Movement
44
Adjusting the Forwards Movement
44
Setting the Feed Dog Height at Top Dead Center
45
Setting the Stroke Movement
46
9 Aligning the Needle Bar Linkage
49
Moving the Needle Bar Linkage Sideways
49
Aligning the Needle Bar Linkage in the Sewing Direction
51
10 Position of the Hook and Needle
53
Tensioning the Hook Drive Belt
53
Adjusting the Dead Center of the Reciprocating Movement of the Drive
54
Setting the Loop Stroke Position
55
Setting the Hook Clearance
56
Adjusting the Loop Former
57
Setting the Needle Bar Height
58
11 Adjusting the Sewing Foot Feed
61
Adjusting the Zero Stroke of the Feet, Tension Force of the Torsion Spring
61
Adjusting the Drive Dog for the Presser Foot Bar
62
Aligning the Feed Stroke of the Feet
63
Setting the Stroke Movement for the Feeding Foot
64
12 Adjusting the Foot Stroke
67
Adjusting the Foot Stroke Generated by the Hand Lever
67
Adjusting the Foot Stroke Generated by the Pneumatic Cylinder
68
13 Adjusting the Thread System
69
Setting the Thread Tensioning Spring
69
Setting the Winder
70
Setting the Hook Thread Guide
74
14 Adjusting the Thread Cutter
77
Adjusting the Thread Cut-Off Point
77
Basic Setting of the Thread Cutter
78
Adjusting the Position of the Movable Knife
80
Adjusting the Lateral Position of the Movable Knife
81
Adjusting the Cutting Pressure of the Knife
82
Setting the Hook Thread Clamp
83
15 Soft Start
85
16 Maintenance
87
Cleaning the Filter Element
87
Lubricating the Needle Bar
89
Other manuals for DURKOPP ADLER 967
Operating Instructions
136 pages
Service Instructions
90 pages
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DURKOPP ADLER 967 Specifications
General
Brand
DURKOPP ADLER
Model
967
Category
Sewing Machine
Language
English
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