Needle To Hook Timing; Clearance Between Needle And Hook Point - Janome 1600P Servicing Manual

(1)
2 mm
(3)
(2)
(1)
0 - 0.1
mm
(2)
(4)
Lowest position
0.4 - 0.8 mm
(3)
(1)
0 - 0.1
mm

7. Needle to Hook Timing

[1] Remove the needle plate.
[2] Loosen the 3 setscrews (1). Pull out the hook race
very slightly (less than 0.5 mm).
[3] Raise the needle bar from the lowest position until the
lower hairline (2) of the needle bar matches the edge
of the needle bar bushing (3).
NOTE:
The needle bar rises 2 mm from the lowest position.
[4] Rotate the hook to match the hook point (4) with the
right side of the needle.
2 mm
[5] Tighten the setscrews (1) slightly and proceed with
the adjustment of the clearance between the needle
and hook point.
8. Clearance between Needle
and Hook Point
The clearance between the needle and hook point
should be 0 - 0.1 mm.
[1] Turn the handwheel to bring the hook point (1) behind
the needle (2).
[2] Knock on the hook race rim lightly to make a slight
clearance between the needle and hook point.
NOTE:
Do not knock on the hook body.
[3] Tighten the setscrews firmly and check the needle to
hook timing and the thread path (3) (0.4 - 0.8 mm). If
not, replace the hook race stopper with new one.
(There is no way to adjust.)
[4] Attach the needle plate.
6