Kyocera KM-4230 Service Manual page 202

2A3/4
3. Remove the screw holding right front lower cover B and then the cover.
4. Remove the screw holding the right rear lower cover and then the cover.
5. Remove the two screws and detach the middle right cover from the machine.
6. Cut out the aperture plate on the middle right cover using nippers.
3-1-42
Figure 3-1-51
Screw
Aperture plate
Middle right cover
Screw