Adjustment Of Hook Timing - ELNA Elnita ec60 Service Manual

MECHANICAL ADJUSTMENT

ADJUSTMENT OF HOOK TIMING

The amount of ascending travel of the needle bar from its lowest position to the position ( ) where the
tip of the rotary hook exactly meets the right side of the needle should be 3.25 to 3.55 mm.
TO ADJUST:
1. Remove the free arm cover (see page 5).
2. Remove the needle plate and bobbin holder.
3. Turn the power switch on.
4. Select the pattern
5. Remove the free arm cover
Turn the handwheel toward you to lower the needle at its lowest position.
6. Loosen the hexagonal socket screw (A) (2 pcs.).
7. Move the needle bar 3.4 mm from the lowest position.
8. Turn the lower shaft gear until the tip of hook meets the right side of the needle while holding the
handwheel.
9. Tighten the hexagonal socket screw (A) (2 pcs.).
10. Attach the free arm cover, bobbin holder and needle plate.
Left position (
(#14)
(left position). Set the zigzag width at 0.
Needle plate
Bobbin holder
)
Lower shaft gear
Tip of hook meets the
right side of the needle
Lowest needle position
11
(A)
(A)
3.25 to 3.55 mm