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3701 Series
Pfaff 3701 Series Adjustment Manual
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Adjustment
13 - 40
13
.10
Adjusting the back-tacking mechanism –911/37
Regel
When the longest stitch length is set, the reverse-feed control switch
3
operated and the
plunger extended, lever
1
should not touch the bed-plate.
●
Adjust lever
1
(screw
2
) according to the
requirement.
Fig. 13 - 38
1
2
3
43
45
Table of Contents
Table of Contents
3
Contents
4
Tools, Gauges and Other Accessories for Adjusting
5
Abbreviations
5
Explanation of the Symbols
5
Checking and Adjusting Aids
6
Adjusting the Basic Machine
7
Basic Position of the Machine Drive
7
Preadjusting the Needle Height
8
Bottom Feed Neutral Position
9
Neutral Position of the Needle Feed (Only on PFAFF 1181)
10
Bottom Feed Lifting Motion
11
Bottom Feed Dog Height
12
Feed Dog Motion of Bottom Feed Dog
13
Feeding Motion of Needle Feed (Only on PFAFF 1181)
14
Needle in Needle Hole Center (Only on PFAFF 1183)
15
Needle to Needle Hole Centre (on PFAFF 1181)
16
Synchronous Strokes of Needle- and Drop Feed (Only on PFAFF 1181)
17
Hook Shaft Bearing and Toothed Belt Tension
18
Hook Lubrication
19
Needle Rise, Hook-To-Needle Clearance, Needle Height and Bobbin Case Position Finger
20
Thread Check Spring and Slack Thread Regulator
21
Position of Knee Lever
22
Knee Lever Stop
23
Bobbin Winder
24
Limiting the Stitch Length
25
Stitch Length Adaptation
26
Presser Foot Pressure
27
Modifying the Needle Bar Stroke
28
Adjusting the Edge Trimmer -731/01
29
Zero Position of the Knife
29
Cutting Motion
30
Knife Height
31
Knife Position in Sewing Direction
32
Knife Position Crosswise to Sewing Direction
33
Adjusting the Thread Trimming Device -900/24
34
Adjusting the Solenoid / Preliminary Adjustment of the Control Cam
34
Lateral Alignment of the Thread Catcher
35
Knife Position
36
Front Point of Reversal of the Thread Catcher
37
Manual Trimming Check
38
Needle Thread Tension Release
39
Readjusting the Control Cam
40
Adjusting the Thread Wiper -909/04
41
Thread Wiper Movement
41
Thread Wiper Position
42
Adjusting the Automatic Presser Foot Lift -910/06
43
Adjusting the Back-Tacking Mechanism -911/37
44
Parameter Settings
45
Selecting the User Level
45
Example of a Parameter Input
46
Liste der Parameter
47
Reset / Cold Start
48
Internet Update of the Machine Software
49
Explanation of the Error Signals
50
Circuit Diagrams
51
Other manuals for Pfaff 3701 Series
Instruction Manual
74 pages
Manual
6 pages
Supplement To The Instruction Manual
32 pages
4
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Pfaff 3701 Series Specifications
General
Brand
Pfaff
Model
3701 Series
Category
Sewing Machine
Language
English
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