The Moving Knife And Counter Knife - JUKI LK-1942 Betriebsanleitung

5. The moving knife and counter knife

WARNING :
Turn OFF the power before starting the work so as to prevent accidents caused by abrupt start of the
sewing machine.
(1) Position of the moving knife (Common to H, G and hot wire types)
3
4
42
A
2
Throat plate
6
1) Remove the arm cover, and push cam follower 1in
the direction of the arrow mark A to enter it into
thread trimmer cam 2.
1
2) Turn hand pulley 3 to rotate the main shaft in the
direction of normal rotation and move moving knife
4 to the front end of its travel while cam follower
1 is entered into thread trimmer cam 2.
3) Loosen adjustment screw 5 and move thread
trimming lever (small) 6 in the direction of the arrow
mark to adjust so that the distance from the left
end of the throat plate to the top end of moving
knife 4 is 18.9 mm.
5
In case of the hot wire type, when the
aforementioned dimension is larger
than specified one, the length of
needle thread remaining on the
needle after thread trimming may be
excessively short.