Removing/Inserting The Bobbin Case; Threading The Bobbin Case, Adjusting The Thread Tension; Pfaff 937 Without Thread Trimmer -900 - Pfaff 937 Instruction Manual

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Removing/inserting the bobbin case

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Fig. 9 - 03
1 04
9

Threading the bobbin case, adjusting the thread tension

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9

PFAFF 937 without thread trimmer -900/..

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1
Fig. 9 - 04
1
2
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+
4
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Removing the bobbin case.
Lift clip 1 and remove bobbin case 2.
Inserting the bobbin case:
Insert bobbin case 1 until you feel it click
into place.
Insert bobbin 1 into bobbin case 2.
Guide the thread through the slot under
spring 3.
Adjust the thread tension by turning
screw 4.
3
Preparation
Turn the machine off!
When the thread is pulled the
bobbin 1 must rotate in the
direction of the arrow.
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