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11. ADJUSTMENT
114
KE-430F, BE-438F
11-15. Adjusting the thread wiper
<Thread wiper height adjustment>
Loosen the two screws (2) and adjust
the thread wiper (1) so that the
clearance between the top of the thread
wiper (1) and the tip of the needle is
approximately 2 mm when the thread
wiper (1) is aligned with the center of
the needle at the needle bar stop
position.
NOTE:
Check that the needle bar thread guide
(3) and the thread wiper base shaft (4)
are not touching at this time.
<Thread wiper racking width adjustment>
1. Remove the side cover.
2. Loosen the set screw (1) and
adjust so that the distance from the
thread wiper to the center of the
needle is as shown in the
illustration.
2336B 4683Q
2338B 2906B
Approx. 2 mm
A
pprox. 25 mm
A
pprox. 20 mm