−21 −
MF
Standard Adjustment
0.8 mm
Presser bar
bushing
Presser bar
bracket
11) Position of the presser bar
The clearance between the presser bar bracket and the presser bar bushing is 0.8 mm when the feed
dog is under the throat plate and the bottom face of the presser foot touches the upper face of the
throat plate at the time that the needle bar is in the lowest point.
12) Position of the needle thread tension release (without thread trimmer)
When the presser foot is raised by 3 mm, the thread tension opening pawl C touches the thread
tension D and when the presser foot is in the highest position, the thread tension disc opens and
there is no tension on the thread.
Throat plate
3 mm
From the library of: Diamond Needle Corp
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