6-13 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 ob-
tained.
2. Tighten the locknut to fix the adjusting nut.
Enlarged partial view
(Caution) If the thread does not enter the guide slit of the needle threading hook when threading the nee-
dle, check the distance and adjust it correctly.
Adjusting nut
Locknut
– 23 –
Guide slit