Pfaff 483, 481 service manual Contents, Page, 12-13, Pfaff

Models: 481 483

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Contents

 

 

 

 

Page

 

Checking and adjustment aid

3

1

Preliminary adjustment of the needle height

4

2

Zeroing the feed motion

5-6

3

Zeroing the needle feed motion (not applicable to PFAFF 483)

7

4

Feed lifting motion

8

5

Feed dog height

9

6

Feed driving motion

10

7

Timing the needle feed motion (not applicable to PFAFF 483)

11

8

Centering the needle in the needle hole

12-13

9

Eccentric hook shaft bearing and hook-to-needle clearance

14

10

Needle rise, final adjustment of needle height and bobbin case positioning finger . 15

11

Vertical position of bobbin case opener

16

12

Position of bobbin case opener

17

13

Timing the bobbin case opener

18

14

Clearance between presser foot and needle plate

19

15

Eliminating feed differences (not applicable to PFAFF 483)

20

16

Tension release mechanism

21

17

Thread check spring and thread regulator

22

18

Knee lever resting position

23

19

Knee lever play

24

20

Adjusting the knee lever motion

25

21

Bobbin winder

26

22

Limiting the stitch length

27

23

Matching forwards and reverse stitch lengths

28

24

Presser foot pressure

29

 

 

PFAFF 2

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Pfaff 483, 481 service manual Contents, Page, 12-13, Pfaff