Ryobi 3302H Operation Manual page 108

Chapter 1 Operation Procedures
3) Remove a plate. (metal plate, polyester plate, or paper master)
Operation Edition - 22
When pushing the plate remove button, the starting
buzzer sounds. After the buzzer sounds, push the
button again. The press will start to crawl and stop
at the leading edge clamp opening position. Then,
push the button, the press will stop automatically at
the plate tail edge removing position.
After that, the buzzer sounds.
Open the safety cover and remove the plate tail edge
from the tail edge clamp.
Holding the plate tail edge by hand, push the plate
remove button. The press will crawl in the reverse
direction, and you will be able to remove the plate.
After that, the buzzer sounds.
Remove the plate from the leading edge clamp. Pull
out the plate in the downward direction while
pushing down on the center of the plate by hand so
that the plate leading edge is not damaged.