Industrial Sewing Machine SADE
64
1) Turn the handwheel in the normal direc-
tion of
rotation to bring bobbin case
opening lever ❶ to the closest position
to inner hook ❷.
2) Turn inner hook ❷
the arrow until stopper ❸
against the slits in throat plate ❹.
3) Loosen bobbin case opening lever
crank setscrew ❺. Adjust the clear-
ance provided between the bobbin case
opening lever and protruding portion A
of the inner hook to 0.7 to 0.9 mm.
Tighten setscrew ❺
down bobbin case opening lever crank
❻.
6.8 Adjusting the position of counter knife, knife pressure and clamp
pressure
WARNING!
To protect against possible personal injury due to abrupt start of the
machine,
be sure to start the following work after turning the power off
and ascertaining that the motor is at rest.