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Sewing Machine
1243
Pfaff 1243 Service Manual
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Adjustment
11 - 26
11
.05.03
Pawl
Requirement
With the thread-trimming mechanism in resting position, there must be a distance of
0.3
mm
between the largest eccentricity of control cam
1
and pawl
2
.
●
Position the largest eccentrictiy of control cam
1
underneath pawl
2
by turning the
balance wheel.
●
Move bearing bolt
3
(screw
4
) in accordance with the
requirement.
Fig. 11 - 24
4
3
2
1
3
1
0.3 mm
2
64
66
Table of Contents
Table of Contents
3
Contents
4
Safety
6
General Notes on Safety
6
Safety Symbols
7
Important Notes for the User
7
Operating and Technical Staff
8
Operating Staff
8
Technical Staff
8
Danger Warnings
9
Proper Use
10
Specifications
11
Pfaff 242 / Pfaff 1242
11
Models and Subclasses
12
Max. Speeds, PFAFF 242
12
Max. Speeds, PFAFF 1242
12
Pfaff 244 / Pfaff 1243 / Pfaff 1244
13
Models and Subclasses
14
Max. Speeds
14
Disposal of Machine
15
Transportation, Packing and Storage
16
Transportation to Customer's Premises
16
Transportation Inside Customer's Premises
16
Disposal of Packing Materials
16
Storage
16
Explanation of Symbols
17
Controls
18
On/Off Switch
18
Pedal (on Machines Without Automatic Backtacking Mechanism and Presser Foot Lifter -911/97 )
18
Pedal (on Machines with Automatic Backtacking Mechanism and Presser Foot Lifter -911/97)
19
Knee Lever (on Machines Without Automatic Backtacking Mechanism and Presser Foot Lifter -911/97)
20
Key on the Machine Head (on Machines with Automatic Backtacking Mechanism and Presser Foot Lifter -911/97)
20
Lever for Lifting the Presser Foot / Roller Presser
21
Feed Regulator and Reverse Sewing Lever
21
Feed Regulator (on Machines with Automatic Backtacking Mechanism and Presser Foot Lifter -911/97)
22
Installation
23
Adjusting the Table-Top Height
23
Adjusting the V-Belt Tension
24
Installation and Commissioning
25
Fitting the Tilt Lock
25
Fitting the Synchronizer
26
Fitting the Reel Stand
26
Commissioning
26
Switching the Machine on / off
27
Setting up
28
Inserting the Needle in the PFAFF 242 and PFAFF 1242
28
Inserting the Needle in the PFAFF 1243
29
Inserting the Needle in the PFAFF 244 and PFAFF 1244
29
Winding the Bobbin Thread, Adjusting the Thread Tension
30
Removing /Inserting the Bobbin Case
31
Threading the Bobbin Case / Adjusting the Thread Tension
31
Threading the Needle Thread / Adjusting the Needle Thread Tension (PFAFF 1243)
32
Threading the Needle Thread / Adjusting the Needle Thread Tension
32
PFAFF 242 and PFAFF
33
Threading the Needle Thread / Adjusting the Needle Thread Tension
33
PFAFF 244 and PFAFF 1244
34
Care and Maintenance
35
Servicing and Maintenance Intervals
35
Cleaning the Hook Compartment and the Hook
35
General Lubrication
36
Lubricating the Hook
37
Lubricating the Needle Head Parts
38
Checking / Adjusting the Air Pressure
38
Emptying / Cleaning the Water Container of the Air Filter
39
Adjustment
40
Notes on Adjusting
40
Tools, Gauges and Other Accessories
40
Abbreviations
40
Adjusting the Basic Machine
41
Positioning the Feed Dog
41
Height of the Feed Dog
42
Pre-Adjusting the Needle Height
43
Centering the Needle in the Needle Hole
44
Centering the Needle in the Needle Hole (PFAFF 244, 1243 and 1244)
44
Driving Motion of the Feed Dog (PFAFF 242 and 1242)
46
Driving Motion of the Feed Dog (PFAFF 244, 1243 and 1244)
47
Lifting Motion of the Feed Dog (PFAFF 242 and 1242)
48
Lifting Motion of the Feed Dog (PFAFF 244, 1243 and 1244)
49
Basic Position of the Roller Presser Drive (Only on Machines with Subcl. -4/01)
50
Synchronizing the Roller Presser and Feed Dog (Only on Machines with Subcl. -4/01)
51
Releasing the Roller Presser for Reverse Sewing (Only on Machines with Subcl. -4/01)
52
Hook-To-Needle Clearance, Needle Rise, Needle Height and Needle Guard
53
Bobbin-Case Opener
55
Clearance between Presser Foot / Roller Presser and Needle Plate
57
Pressure of Presser Foot / Roller Presser
58
Needle Thread Tension Release
59
Thread Check Spring (PFAFF 1243 and on Machines Without -900/56)
60
Thread Check Spring (on Two-Needle Machines with - 900/56)
61
Bobbin Winder
62
Adjusting the Thread Trimmer -900/56
63
Pre-Adjusting the Control Cam
63
Tripping Lever
64
Pawl
65
Engaging Solenoid
66
Release Trip
67
Engaging Lever
68
Linkage Rod
69
Final Adjustment of the Control Cam
70
Catch
71
Thread-Catcher Height
73
Knife
74
Thread-Catcher Reverse Position
75
Bobbin-Thread Clamp Spring
76
Tension Release Bar
78
Adjusting the Synchronizer
80
Adjusting the Presser Bar Lifting Lever with Subclass -911/97
81
Adjusting the Presser Bar Lifting Lever Without Subclass -911/97
82
Other manuals for Pfaff 1243
Instruction Manual
42 pages
Adjustment Manual
44 pages
4
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Pfaff 1243 Specifications
General
Brand
Pfaff
Model
1243
Category
Sewing Machine
Language
English
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