Pfaff POWERLINE 3741, Instruction Manual

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Setting up
56
Only change the bobbin when the threading aid is activated!
Danger of injury if the machine suddenly starts running!
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Activate the threading aid on the machine head by pressing the key.
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Press down the spring lock and open the bedplate slide.
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Raise latch 1 and remove the bobbin.
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Place the fi lled bobbin in the hook so that the bobbin turns in the direction of the arrow
when the thread is pulled.
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Turn down latch 1 .
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Pull the thread through slot 2 to pull beak 3 into hole 4 .
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Call up the “tools” function.
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Call up the service menu.
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Select the "Thread force" function.
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Thread the bobbin thread through the
sensor as shown in Fig. 7 - 06 a and pull it
through evenly.
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Compare the displayed value with the
standard value and, if necessary, adjust
the bobbin thread tension accordingly
with screw 6 .
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Close the bedplate slide.
●
Switch off the threading aid on the machine
head again by pressing the key.
3
.07.06
Bobbin-changing/threading, and regulating the bobbin thread tension
Fig. 7 -06 Fig. 7 -06a
5
2
3
4
6
1