Adjustment
Fig. 11 - 15
● Loosen screw 1.
● Place the open-ended wrench (SW 27) on torsion nut 2 and use it to hold regulating shaft
3 still.
● While continuously turning the balance wheel, turn the open-ended wrench on torsion
nut 2 in accordance with the requirement.
● In this position move regulating crank 4 and circlip 5 so that they are touching the casting
and tighten screw 1.
● Carry out a check in accordance with the requirement.
11.05.14 Zeroing the bottom feed (with gearbox housing closed)
Requirement
With the stitch length set at “0“ the bottom feed dog must not carry out any feeding
motion when the balance wheel is turned.
5
2
3
4
1
11 - 16
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