Ricoh C231 Service Manual page 645

6.6.5 PRESSURE PLATE MECHANISM
[B]
[D]
Mechanism
Pressure plate motor [A]
↓
Gears [B]
↓
Pressure plate rotates
↓
Compresses the masters
Procedure
1. After the master has been ejected and the drum is stopped at the master feed
position, the pressure plate motor turns until the actuator on the pressure plate
actuates the limit sensor [D].
2. After master making and cutting, the motor reverses until the pressure plate
home position sensor [C] is actuated, then it stops.
3. If the pressure plate limit sensor is not actuated within 2.2 seconds after the
pressure plate motor rotates, the Full Master Eject Box indicator lights.
4. The spring [E] prevents motor overload.
[C]
[A]
[E]
C267D938.WMF