Clearance Between Needle And Tip Of Hook Rotary - Janome 3160QOV Service Manual

Mechanical Adjustment
Clearance between needle and tip of the rotary hook
* The clearance between the needle and the point of hook should be –0.1 to +0.05 mm.
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.
3. Loosen the setscrew A (2 pcs.).
4. Turn the handwheel toward you. Adjust the clearance between the needle and the tip of the rotarty 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 setscrew A (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 10).
Needle plate
Bobbin holder
–0.1 to +0.05 mm
Needle bar supporter
adjusting plate
Tip of hook
13
Hexagonal socket screw (A)