14
A
B
1047306-26
11. Clearance between the upper and lower loopers
Check:
1. Turn the handwheel in the normal direction until the upper looper , in its upward movement,
is behind the lower looper.
2. When the two loopers overlap, check the clearance between the point of the upper looper
and the back of the lower looper is between 0.05 and 0.2 mm.
Setting:
1. Turn the handwheel in the normal direction until the upper looper , in its upward movement,
is behind the lower looper.
2. Slightly loosen the screw (B).
3. Pull the upper looper forward until the clearance between the point of the upper looper and
the back of the lower looper is between 0.05 and 0.2 mm.
4. Tighten the screw (B).
5. Re-check as described under “Check”.