Janome JF1018S - Mechanical Adjustment: Hook Timing; Hook Timing Adjustment Procedure

15
HOOK TIMING
Correct setting
The standard height of needle point from its lowest point of travel should be in the range of
1.45 -1.95mm when the tip of shuttle hook meets exactly the left side of needle at left
needle position.
To adjust
1. Set the pattern selector dial at “B”.
2. Remove the front panel cover unit.
3. Remove the motor.
4. Remove the shuttle race ring.
5. Turn the balance wheel toward you until the tip of shuttle hook meets the left side of
needle.
6. Loosen the set screws A.
7. While holding the shuttle hook not to turn, turn the balance wheel toward you until the
needle comes to its lowest position. Then, further turn the balance wheel to raise the
needle about 1.7mm from its lowest position.
8. Tighten the set screws.
9. Turn the balance wheel toward you to check if the height is the range of 1.45-
1.95mm.
If it is not in the range, repeat the above procedure.
10. Attach the shuttle race ring.
11. Attach the motor and adjust the belt tension.
12. Attach the front panel cover unit.