Ricoh FT556 Service Manual page 171

31 March '87
7. Turn off the main switch, move the drum
shoe to the front as shown (position "Y"),
and repeat steps 4 to 6.
8. The difference between front and rear
should not be more than 0.2 µA. If the
readings differ, correct them using the front
corona wire height adjusting screw.
NOTE: • Turn the adjusting screw clockwise
to increase the reading.
• T u r n it
crease the reading.
• After adjusting the front, check the
rear reading once again.
9. Turn off the main switch and position the
drum shoe on the center of the shaft (posi-
tion Z). (Reference to the ID sensor will
show the center of the shaft.)
3-42
counterclockwise to de-