9.03.26 ( 9620 )
Thread check springs ( 9620)
。
，
。
1. , ( )
2.
3 6 7 mm
3 6 1 9
Requirement
3 6
7 mm
3 6
1 9
1. The movement of thread check springs and should be completed
when the needle points penetrate the fabric (spring stroke appro
x. ).
2. when the largest thread loop is formed while the thread is passed a
round the hook, the thread check springs and should rise slightly
from supports and .
9-30
Adjustment
9.03.28
Pressure of roller presser
。。
Requirement
The material must be fed smoothly. No pressure marks should be visible
on the material.
● 。
●
1
1 RequirementAdjust roller pressure with screw according to the .
9-33
Adjustment
9.03.27
Bobbin winder
，。
， 。
，。
1.
2.
1 5
1 mm
Requirement
5 1
1 mm
1. when the bobbin winder is engaged, the winding spindle must be
driven relilably. When the bobbin winder is disengaged, the friction
wheel must not be moved by drive wheel .
2. the bobbin winder must switch itself off, when the filled thread is about
from the edge of the bobbin.
● （ ）。
●
（ ）。
●
●
1 1 2
2 3 4
1 2 Requirement 1
3 4 Requirement 2
Position drive wheel (screws ) according to .
Position bolt (screw ) according to .
9-32
Adjustment
● （ ）。
● （ ） 。
● （ ） 。
● （ ）。（，
。
● （ ）。
●
●
●
●
●
112
45 3
78 6
192 9
21112
1 2 Requirement 1
34
5
67 8
9 10 Requirement 1
9
11 12 Requirement 2
Adjust support (screw ) according to .
Adjust the spring tension of thread check spring by turning screw
(screw ).
Adjust the spring tension of thread by checking spring and (screw ).
Adjust support ( screw ) according to . (If the
adjustment range is too low, support can be screwed into another hole).
Adjust the thread regulator (screw ) according to .
● （ ）。
● （ ） 。
● （ ） 。
● （ ）。（，
。
● （ ）。
●
●
●
●
●
1 1 2
4 5 3
7 8 6
1 9 2 9
2 11 12
1 2 Requirement 1
3 4
5
6 7 8
9 10 Requirement 1
9
11 12 Requirement 2
Adjust support (screw ) according to .
Adjust the spring tension of thread check spring by turning screw
(screw ).
Adjust the spring tension of thread by checking spring and (screw ).
Adjust support ( screw ) according to . (If the
adjustment range is too low, support can be screwed into another hole).
Adjust the thread regulator (screw ) according to .
，。
“+” （ ）（）；“-”
（）。
“”
“”
11 12
11 12
For technical reasons it may be necessary to deviate from the specified
spring stroke or spring tension.
Move the thread regulator (screw ) towards +
(=more thread ) or - (= less thread).
，。
“+” （ ）（）；“-”
（）。
“ ”
“ ”
11 12
11 12
For technical reasons it may be necessary to deviate from the specified
spring stroke or spring tension.
Move the thread regulator (screw ) towards +
(=more thread ) or - (= less thread).
9-31
Adjustment
Adjustment
19 0* 260
6 1
7
Zj 96 10、9620、9625、9630
08 .0 4.2
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