1.2 Description of the locking positions
With the locking peg 1 and the arresting grooves 2 and 3 in the arm
shaft crank 4 the sewing machine can be arrested in two adjusting
positions.
Position I = Locking peg Ø 5 mm for large groove
Position II = Locking peg Ø 3 mm for small groove
Adjustments to be done in these two positions:
Position I Looping stroke, needle bar height
Position II Standstill of the feed-dog when moving the
stitch regulator linkage (zero position of gear)
4
3
2
4
1
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