Lukas LSI 55 - Manual (Page 12)

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8.2 Operating the 4/3-way valve with the star grip
Open device (extend):
Turn the star grip clockwise and hold in this position until the blades reach the desired
opening width.
Do not hold the star grip in this position if the blades have already reached their
maximum position.
Close device (retract):
Turn the star grip counterclockwise and hold in this position until the blades reach the
desired opening width or until the blades are closed completely.
Do not hold the star grip in this position if the blades are already fully closed.
Load holding function:
After release, the star grip automatically returns to the middle position with the full
guarantee of the load holding function.
8.3 Operating the electric controls
Open device (extend):
Press the
green marked button until the blades reach the desired opening width.
Do not hold the green button down if the blades have already reached their maximum
position.
Close device (retract):
Press the
red marked button until the blades reach the desired opening width.
Do not hold the red button down if the blades have already reached their maximum
position.
Load holding function:
After releasing the button, the blades remain in the selected position with the full
guarantee of the load holding function.
Note: Nothing happens if both buttons are pressed simultaneously (blades do
not move).
8.4 Operating with the cylinder bottom
To operate an LSI cutter with cylinder bottom, the controls are not directly on the device,
but instead are external. Please be attend to the separate operating instructions for the
controls you intended to use
Open device (extend):
The blades open with pressure via connection „B“.
Close device (retract):
The blades close with pressure via connection „A“.
The following must be observed because of the external controls:
If persons are working close to the device while it is in operation, the necessary steps
for securing the operating area must be taken (e.g. protective equipment, automatic
safety off (e.g. „safety light barriers“) or manual „Emergency Stop“-switches).