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Securing the upper blade
Switch off the master switch
It is recommended to secure the movable
upper blade 30 before sewing heavy fa
brics. Raise the needle(s) to its highest posi
tion and open the swivel plate. Tighten the
screw fully using the Allen key. This screw
should always be slightly loosened again af
ter sewing heavy fabrics.
Note:
The seam width can no longer be adjusted
once the upper blade is secured.
Adjusting the stitch length
You can set the desired stitch length bet
ween 0.5 mm to 4.0 mm by turning the
stitch length adjustment knob 50.
Note:
For the two-thread chainstitch, the setting
should be 3.0 or higher.
*3
lb.
35
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