RELATION BETWEEN THE HOOK AND THE NEEDLE
Match
the
needle with the sewing hook
as
tallows:
1.
Rotate the hand
wheel
and bring the needle
bar to its lowest position.
2. Loosen the needle bar clamping
set
screw.
(Note)
When matching the timing of the needle and
the sewing hook, be sure to ret the feed
adjusting dial to ā0ā.
(Determine the height of the needle
bar]
3.
hlatch
the upper
c,,ived
linc
01
the
needle
bar with the lower edge
ai
the needle bar
low, bushing.
4. Tighten the needle bar
clamoing
ret
screw
3
DETER!vlINE THE POSITION
OF THE SEWING HOOK
7. Rotate the hand wheel and match the
lower
carved line of the needle bar with the
lower
edge
of the needle bar lower bushing.
8. In this condition. match the blade point of
the
haok
with the center line of the needle
9. Make the clearance
between
the needle
and the hook blade point to 0.05 mm and
10.
Securely tighten the hook clamping set
screw
(Determine the position of the sewing
hook)
5.
Laaren
the
3 clamping screws of the hook
so that the hook can be rotated freely with
the hand.
6.
Place the hook with your hand to thethread
pass/rig
position