9.04.02
Position of the thread catcher holder
9.04.02
Position of the thread catcher holder
。
，
（）。
1. ,
2.
34
41
。
，
（）。
1. ,
2.
3 4
4 1
Requirement
3
4
4
1
1. there should be a minimum amount of play between toothed wheel
and toothed segment .
2. both in the neutral position and the foremost position of the catcher,
the distance between the toothed segment and the outer edge of the
thread catcher holder should be the same (see arrow).
Requirement
3
4
4
1
1. there should be a minimum amount of play between toothed wheel
and toothed segment .
2. both in the neutral position and the foremost position of the catcher,
the distance between the toothed segment and the outer edge of the
thread catcher holder should be the same (see arrow).
，
。
224
Requirement 2 2
4
If cannot be fulfilled, loosen screw and move the toothed
segment by one tooth.
，
。
2 2 4
Requirement 2 2
4
If cannot be fulfilled, loosen screw and move the toothed
segment by one tooth.
● （ ）。
●
12
12
Requirements
Adjust the thread catcher holder (screws ) according to
.
● （ ）。
●
1 2
1 2
Requirements
Adjust the thread catcher holder (screws ) according to
.
9-37
Adjustment
Adjustment
9.03.22 9620
Retainer(only on 9620)
（ ）
：
，，
，。
， 。
1
0.2 - 0.3 mm
1.
2.
3. 1
Requiement
1
0.2-0.3 mm
The retainer must:
1. be as close as possible to the needle, as seen in the direction
of sewing .
2. be in the centre of the needle, as seen crosswise to the direction
of sewing.
3. when the roller presser is lowered, the distance between the
retainer 1 and the workpiece must be .
● （ ）。
● （ ）。
●
●
3 1 2
1 2 3 4
1 2 Requirement 3
3 4 Requirenment 1 and 2.
Adjust retainer (screw ) according to .
Adjust bracket (screw ) according to
9-26
Adjustment
9.03.25 (9630 9625 9610 )
Thread check spring (9630 9625 and 9610)
、
、
。
， 。
1. , ( )
2.
7 7 mm
7
Requirement
7
7 mm
7
1. the movement of thread check spring should be completed when
the needle point penetrate the fabric (spring stroke approx. ).
2. when the largest thread loop is formed while the thread is passed
around the hook, the thread check spring should rise slightly from
its support.
，。“+”
5（6）（）；“-”（）。
“ ” “-”
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).
5 6
● （ ）。
● （ ）。
● （ ）。
●
●
●
1 1 2
3 4
2 5 6
1 2 Requirement 1
3 4
5 6 Requirement 2
Adjust support (screw ) according to .
Adjust the spring tension by turning screw (screw ).
Adjust the thread regulator (screw ) accord ing to .
9-29
Adjustment
9.03.29
Lubrication
，。10
Requirement
10 secondsAfter a running time of a fine line of oil should form on a strip
of paper held next to the hook.
● 。
● 。
●
●
2 3
2-3 min.
Check whether oil has been filled in and that there is no air in the oil lines.
Let the machine run for .
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