Pfaff 938 U Series Manuals

Manuals and User Guides for Pfaff 938 U Series. We have 5 Pfaff 938 U Series manuals available for free PDF download: Instruction Manual, Adjustment Manual, Supplement To Instruction Manual

Pfaff 938 U Series Instruction Manual (98 pages)

Brand: Pfaff | Category: Sewing Machine | Size: 1.62 MB

Pfaff 938 U Series Instruction Manual (92 pages)

Brand: Pfaff | Category: Sewing Machine | Size: 1.79 MB

Instruction Manual
1
Table of Contents
3
Contents
4
Safety
6
Regulations
6
General Notes on Safety
6
Safety Symbols
7
Important Notes for the User
7
Notes for Operating and Technical Staff
8
Operating Staff
8
Technical Staff
8
Danger
9
Proper Use
10
Specifications
11
Disposal of Machine
12
Transportation, Packing and Storage
13
Transportation to Customer's Premises
13
Transportation Inside the Customer's Premises
13
Disposal of Packing Materials
13
Storage
13
Explanation of Symbols
14
Controls
15
Main Switch
15
Keys on the Machine Head
15
Pedal
16
Lever for Raising Presser Foot
16
Adjustment Lever for Zigzag Stitch and Needle Position
17
Reverse-Feed Key
17
Stitch Length Adjustment Wheel
18
Adjustment Wheel for Multi-Stitch and Zigzag Stitch
18
Control Panel
19
Screen Displays
19
Function Keys
19
Installation and Commissioning
21
Installation
21
Adjusting the Table Height
21
Mounting the Upper V-Belt Guard
22
Fitting the Reel Stand
22
Mounting the Flange Motor
23
Mounting the Belt Guard of the Flange Motor
23
Connecting the Plug-In Connections and Earth Cables
24
Commissioning
25
Switching the Machine On/Off
25
Basic Setting of the Machine Drive Unit
26
Mounting/Connecting the Start Inhibitor
28
Setting up
29
Inserting the Needle
29
Winding the Bobbin Thread; Adjusting the Primary Thread Tension
30
Removing/Inserting the Bobbin Case
31
Threading the Bobbin Case, Adjusting the Thread Tension
31
PFAFF 938 Without Thread Trimmer
31
PFAFF 938 with Thread Trimmer
32
Pfaff 918
32
Threading the Needle Thread / Adjusting the Needle Thread Tension
33
Setting the Zigzag Stitch and the Stitch Position
34
Adjusting the Stitch Length
34
Adjusting the Multi-Stitch or the Zigzag Stitch
35
Changing from Zigzag Stitch to Multi-Stitch
35
Changing from Multi-Stitch to Zigzag Stitch
35
Entering the Start and End Backtacks
36
Sewing
37
Darning Program
38
Counted Seam
38
Error Messages
39
Care and Maintenance
40
Cleaning
40
Lubricating the Hook
41
Oiling the Zigzag Drive
42
Cleaning the Air Filter of the Air-Filter / Lubricator
43
Checking/Adjusting the Air Pressure
43
Adjustment
44
Notes on Adjustment
44
Tools, Gauges and Other Accessories for Adjusting
44
Abbreviations
44
Check and Adjustment Aid
45
Adjusting the Basic Machine
46
Balancing Weight
46
Centering the Needle in the Needle Hole (in Sewing Direction)
47
Parallel Guiding of the Needle Bar
48
Locking Lever
49
Zero Stitch and Zigzag Stitch Scale
50
Centering the Needle in the Needle Hole (Crosswise to Sewing Direction)
51
Zigzag Stitch Width
52
Multi-Stitch Movement
53
Zigzag Movement
54
Needle Position Adjustment Lever
55
Zero Position of the Bottom Feed Dog (with Closed Gear Box)
56
Zeroing the Bottom Feed (with Open Gearbox)
57
Feeding Motion of the Bottom Feed Dog
58
Lifting Motion of the Bottom Feed Dog
59
Drive Belt in the Gearbox Housing
60
Hook Bearing Bracket
61
Hook Lubrication
62
Pre-Adjusting the Needle Height
63
Needle Rise, Hook-To-Needle Clearance and Bobbin Case Positioning-Finger
64
Final Adjustment of the Needle Height
65
Bobbin Case Opener Position
66
Bobbin Case Opener Motion
67
Bottom Feed Dog Height
68
Presser Foot to Needle Plate Clearance
69
Presser Foot Pressure
70
Thread Diverter Pin
71
Limiting the Knee Lever Stroke
72
Knee Lever Play
73
Bobbin Winder
74
Adjusting the Thread Trimmer
75
Axial Position of the Control Cam
75
Preliminary Adjustment of the Control Cam
76
Position of the Thread Catcher and Cutting Test
77
Readjustment of the Control Cam
78
Needle Thread Tension Release
79
Parameter Settings
80
Selecting the User Level
80
Example of a Parameter Input
81
List of Parameters
82
Reset / Cold Start
83
Explanation of the Error Signals
84
Internet Update of the Machine Software
85
Wearing Parts
86
Circuit Diagrams
88

Pfaff 938 U Series Instruction Manual (40 pages)

Brand: Pfaff | Category: Sewing Machine | Size: 1.38 MB

Pfaff 938 U Series Adjustment Manual (54 pages)

Brand: Pfaff | Category: Sewing Machine | Size: 2.15 MB

Pfaff 938 U Series Supplement To Instruction Manual (32 pages)

SPR

Brand: Pfaff | Category: Sewing Machine | Size: 0.74 MB

Table of Contents
3
Proper Use
4
Controls
5
Knee Switch
5
Control Panel
6
Screen Displays
6
Function Keys
6
Selecting and Altering Parameters
9
Selecting the User Level
10
Commissioning
11
Basic Position of the Machine Drive
11
Testing the Function of the Start Inhibitor
12
Setting up
13
Entering the Maximum Speed
13
Setting the Presser Foot Pressure
13
Entering the Start and End Backtacks
14
Setting the Stitch Counting Function for the Bobbin Thread Control
15
Sewing
16
Manual Sewing
16
Programmed Sewing
17
Error Messages
18
Parameter Settings
19
Internet Update of the Machine Software
20
Reset / Cold Start
21
Parts List
22
Circuit Diagrams
23

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