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

q
2.0mm
e
w
q
0 – 0.1mm
w
r
2.0mm
Lowest position
q
0 – 0.1mm
0.4 – 0.8mm
e

7. Needle to Hook Timing

z
Remove the needle plate.
x
Loosen the 3 setscrews
very slightly (less than 0.5 mm).
c
Raise the needle bar from the lowest position until the
w
lower heirline of the needle bar matches the edge
of the needle bar bushing
NOTE:
The needle bar rises 2 mm from the lowest position.
v
Rotate the hook to match the hook point
right side of the needle.
b Tighten the setscrews
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.
Turn the handwheel to bring the hook point
z
w
the needle .
x 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.
c
Tighten the setscrews firmly and check the needle to
hook timing and the thread path
v Attach the needle plate.
7
q
. Pull out the hook race
e
.
r with the
q
slightly and proceed with the
q
e (0.4–0.8 mm).
behind