Konica Minolta 0902, Service Manual

Page: 209 / 302

Chapter 5 Disassembly and Assembly
5-89
5.8.3 Replacing the Detach Detection Roller
This section describes the instructions on how to replace the detach detection roller.
Work outline
Listed below are the number of people and the rough standard of work hours required for performing the
works described in this section.
Requirements
Shown below are the tools requiring to be prepared in addition to the standard tools before performing the
works in this section.
1
See " Removal Procedures (Page 5-11)" in "5.2.5 Removing/Installing the Optical Unit" to
remove the optical unit.
Place the removed optical unit in a level and stable place with the light condensing unit up.
2
Remove the E-rings to remove the detach
detection roller.
•
2 E-rings
•
2 bearings
3
Install the new detach detection roller.
•
2 E-rings
•
2 bearings
4
See "6.5 Adjust Position of Detach Detection Roller/Sensor (Page 6-12)" to adjust the roller
position.
5
See " Installation Procedures (Page 5-14)" in "5.2.5 Removing/Installing the Optical Unit" to
install the optical unit.
Now, you have finished with the procedures to replace the detach detection roller.
Caution
•
Be sure to turn off the power supply circuit breaker and unplug the power cable from the
equipment whenever you disassemble/assemble the equipment.
•
Be careful when handling the optical unit not to send a shock wave to it, that is composed
of precision parts.
Personnel
Number
Work Hours (steps 2 to 3)
1
No. Tool
1 Detach detection unit adjusting jig
(Adjustment block, sensor status detection
jig)