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Standard Adjustment
Standard Adjustment
(9) Adjusting the bobbin thread trimmer
Bobbin thread trimmer adjustment mode motion
8) Adjusting the needle thread draw-in amount
1) Bobbin thread trimmer adjustment mode
K52 Bobbin thread trimmer adjustment mode
* When entering the adjustment
mode, the position is in the state of
origin position.
To be almost flush
ITEM SELECTION key
Open position at
start of opening
/
Thread release
position
Waiting
position
Thread trimming
position
/
Thread holding
position
/,/
/
Stop button
1
2
3
4
A
Waiting position
(“0” pulse)
Origin position
Thread trimming
position (50 pulses)
Thread holding
position (“0” pulse)
Thread release
position (-22 pulses)
* Thread release
position
3 to 4 mm
* Thread trimming
position
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