5. ADJUSTMENT
Loosen the lower adjusting ring (1) as much as possible (to the extent that the material being sewn does not slip and alter the pattern). Then, adjust the pressure by turning the upper adjusting ring (2).
2569Q
Removal of the work clamp spring
Lower the work clamp, then place the adjusting ring
(3) in the hole of the frame, remove the tip of the adjusting screw from the lever holder (4), and remove the work clamp spring (5).
2570Q
Loosen the adjusting nut (1) and turn the adjusting nut (2) to the point where it is just tight enough that the material will not slip out of place when it is slightly pulled (keep pressure as slight as possible).
2667Q
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