Adjustment
20
1
.05.13
Bobbin case opener stroke
Requirement
When the balance wheel is turned
1. The beak
4
, when it is at the right point of reversal of the bobbin case opener
1
,
should rise from the needle plate
5
by the thickness of the thread.
2. The bobbin case opener
1
should be at its left point of reversal when the balance
wheel is positioned at "
10
°".
●
Adjust bobbin case opener
1
(screw under cover
2
) in accordance with
requirement
1
.
●
Adjust the eccentric (screw under cover
3
) in accordance with
requirement
2
.
The thread must be able to pass unhindered between bobbin case opener
1
and bobbin case
6
.
Fig. 1 - 13
4
5
1
6
3
2
Summary of Contents for Powerline 2545
Page 47: ...47 Circuit diagrams Version 27 07 07 91 191 523 95 Part 1 ...
Page 48: ...48 91 191 523 95 Part 2 Version 27 07 07 Circuit diagrams ...
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Page 52: ...52 91 191 519 95 Part 2 Version 20 04 12 Circuit diagrams ...
Page 53: ...53 Circuit diagrams Version 20 04 12 91 191 519 95 Part 3 ...
Page 54: ...54 91 191 519 95 Part 4 Version 20 04 12 Circuit diagrams ...
