12
Adjustment procedure:
1. Remove the needle plate and bobbin holder. Attach the master needle. Turn the power switch on and set the
zigzag width at maximum.
2. Remove the face cover. (See page 4.)
3. Loosen the setscrews
q
(2 pcs.).
4. Turn the handwheel toward you. Adjust the clearance between the needle and the tip of the rotary hook, by
moving the hook base plate up or down, to within –0.1 to +0.05 mm at the left and right needle position.
5. Tighten the setscrews
q
(2 pcs.).
6. Attach the face cover. Remove the master needle. Attach the bobbin holder and needle pate.
7. Check the clearance between the needle and the edge of the needle hole in the needle plate (see page 9).
* The clearance between the needle and the point of hook should be –0.1 to +0.05 mm.
CLEARANCE BETWEEN NEEDLE AND TIP OF THE ROTARY HOOK
MECHANICAL ADJUSTMENT
–0.1 to +0.05 mm
Needle bar supporter
adjusting plate
q
Needle plate
Bobbin holder
Tip of hook
Содержание J30
Страница 1: ...SERVICE MANUAL PARTS LIST MODEL J30 First Edition 12 February 2019...
Страница 33: ...31 MODEL J30 PARTS LIST KEY PARTS NO NO DESCRIPTION PARTS LIST...
Страница 42: ...40 MODEL J30 PARTS LIST 1 5 2 3 4 6 8 10 12 11 7 14 13 13 19 13 13 20 15 13 18 13 21 16 17 11 13 9...
Страница 46: ...44 MODEL J30 PARTS LIST 1 2 3 4 5 8 9 10 11 12 13 14 15 16 7 6...
