Home
Pfaff
Sewing Machine
918
Pfaff 918 Adjustment Manual
4
of 1
of 1 rating
54 pages
Give review
Manual
Specs
To Next Page
To Next Page
To Previous Page
To Previous Page
Loading...
Adjustment
17
2
1
.05.1
1
Zigzag mo
vement
(only on the 91
8U and 938U)
Requirement
When the needle bar
, moving from its right b.d.c., reac
hes its t.d.c. (hole
2),
it should not
carr
y out an
y lateral motion when the zigzag stitc
h width lev
er
4
is mov
ed to and fro.
●
Set the adjustment wheel at zigzag.
●
Adjust the zigzag eccentric
2
(scre
w
3)
in accordance with the
requirement
.
Fig. 1 - 1
1
3
4
1
4
2
5
1
3
16
18
Table of Contents
Table of Contents
3
Tools, Gauges and Other Accessories for Adjusting
5
Abbreviations
5
Explanation of the Symbols
5
Check and Adjustment Aid
6
Adjusting the Basic Machine
7
Balancing Weight
7
Centering the Needle in the Needle Hole (in Sewing Direction)
8
Parallel Guiding of the Needle Bar
9
Locking Lever
10
Zero Stitch and Zigzag Stitch Scale
11
Centering the Needle in the Needle Hole (Crosswise to Sewing Direction)
12
Zigzag Stitch Width
13
Zigzag Stitch Movement (Only on the 918 and 938)
14
Needle Penetration Symmetry - Left, Centre and Right (Only on the 918 and 938)
15
Multi-Stitch Movement (Only on the 918U and 938U)
16
Zigzag Movement (Only on the 918U and 938U)
17
Target Positioning Sensor (Only on the 918U and 938U)
18
Needle Position Adjustment Lever
19
Zero Position of the Bottom Feed Dog (with Closed Gear Box)
20
Zeroing the Bottom Feed (with Open Gearbox)
21
Feeding Motion of the Bottom Feed Dog
22
Lifting Motion of the Bottom Feed Dog
23
Drive Belt in the Gearbox Housing
24
Hook Bearing Bracket
25
Hook Lubrication
26
Pre-Adjusting the Needle Height
27
Needle Rise, Hook-To-Needle Clearance and Bobbin Case Positioning-Fi Nger
28
Final Adjustment of the Needle Height
29
Bobbin Case Opener Position
30
Bobbin Case Opener Motion
31
Bottom Feed Dog Height
32
Presser Foot to Needle Plate Clearance
33
Presser Foot Pressure
34
Needle Thread Tension Release (on Machines Without -900/24)
35
Thread Diverter Pin
36
Limiting the Knee Lever Stroke
37
Knee Lever Play
38
Bobbin Winder
39
Adjusting the Underedge Trimmer -771//05
40
Resting Position of the Knife
40
Knife Height
41
Positioning of the Knife
42
Knife Drive Switch
43
Workpiece Guard
44
Adjusting the Thread Trimmer -900/24
45
Axial Position of the Control Cam
45
Preliminary Adjustment of the Control Cam
46
Position of the Thread Catcher and Cutting Test
47
Readjustment of the Control Cam
48
Needle Thread Tension Release
49
Circuit Diagrams
50
Other manuals for Pfaff 918
Service Manual
42 pages
Instruction Manual
98 pages
4
Based on 1 rating
Ask a question
Give review
Questions and Answers:
Need help?
Do you have a question about the Pfaff 918 and is the answer not in the manual?
Ask a question
Pfaff 918 Specifications
General
Brand
Pfaff
Model
918
Category
Sewing Machine
Language
English
Related product manuals
Pfaff 910 Series
20 pages
Pfaff hobbymatic 917
88 pages
Pfaff 9
44 pages
Pfaff 939
32 pages
Pfaff 938
42 pages
Pfaff 900/51
24 pages
Pfaff 900/57
24 pages
Pfaff hobbymatic 933
88 pages
Pfaff HOBBYMATIC 947
88 pages
Pfaff hobbymatic 955
92 pages
Pfaff hobbymatic 904-1
94 pages
Pfaff 2481-3/01-980/30
70 pages
To Next PageTo Next PageTo Previous PageTo Previous Page
Loading...
Need help?
General
