Adjustment
11 - 27
11.04.23 Synchronization of roller presser and feed wheel
Requirement
After 21 needle penetrations in a strip of leather the total length from the first to the last
penetration should be the same, both in the lower and the upper leather layer.
● Set stitch length "3".
● By turning the balance wheel, let the needle enter 21 times.
● Compare the total sewn length of the lower and upper leather layer.
● Adjust clamp 1 (screw 2) according to the requirement.
Clamp 1 must not be positioned diagonally to the rock shaft.
Fig. 11 - 23
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2
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