Adjust The Hook Timing - ELNA 9900 Service Manual

Adjusting the Hook Timing
Setscrews
Setscrews on the hook
0.05 ∼ 0.2mm
1. Remove the 2 setscrews and needle plate.
2. Loosen the 3 setscrews on the hook.
3. Select No. 3 needle bar in the Ready to Sew mode
4. Turn the handwheel to set the index disk at 21º.
NOTE:
To prevent the needle from hitting the hook body, hold the
hook with the hook point up while turning the handwheel.
5. Turn the hook to align the hook point with the right
NOTE:
Maintain a clearance between the needle and hook point
within 0.05 – 0.20 mm.
6. Tighten the three setscrews securely.
7. Check the position of the hook stopper (see page xx).
Needle
34
(see pages 29 and 36 of the instruction book) and
push the needle bar down.
side of the needle (use DBxK5Q1NY needle).
elna 9900