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5-13 Adjusting the auxiliary hook height
○
Remove the face cover.
Adjustment procedure
1. Loosen the locknut. Adjust the adjusting nut so that the distance shown in the enlarged partial view is
obtained.
2. Tighten the locknut to x the adjusting nut.
Caution: If the thread does not enter the guide slit of the needle threading hook when threading the needle,
check the distance and adjust it correctly.
Adjusting
nut
Locknut
Enlarged partial view
Guide slit
6.7 ± 0.1 mm
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