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3-12-3. Adjusting the difference in height of the presser foot
3-12-4. Replacing the needle thread guide
❷
(Standard L: 3.5 mm)
❸
❶
❷
❶
❸
Remove two screws ❷ that are used to retain ad-
justing presser foot ❶ , and adjust the difference in
height of the presser foot by replacing spacer ❸ .
Thicknesses of spacers that match the respective
throat plates and feed dogs are as shown in the
table.
No. Plate
Thickness
1
1.0mm
2
0.5mm
3
None
To replace spacer ❸ with a spacer (0.5 mm or
none), replace screw ❷ with a shorter one (L=3.0
mm SS5060310SP).
When sewing a medium-weight material using a thin
thread, larger needle thread loops will be produced
and they will be likely to tilt causing stitch skipping.
To prevent the aforementioned trouble, replace
thread guide ❶ located above the needle clamp with
an appropriate one.
Loosen screw ❷ that is used to fix thread guide ❶ ,
and replace the thread guide with thread guide ❸ for
medium-weight materials.
– 15 –
Specification
Extra heavy-weight mate-
rials (standard)
Heavy-weight materials
Medium-weight materials
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