Konica Minolta 0902, Service Manual

Page: 187 / 302

Chapter 5 Disassembly and Assembly
5-67
5.5.2 Replacing the Simple Fixing Unit
This section describes the instructions on how to replace the simple fixing unit.
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
Fix the cable that was connected to the optical unit to the holding plate using tape.
3
Move the holding plate on the subscan unit to the second front side.
4
Remove the fixing shaft knob.
•
1 screw (M3 x 6)
5
Remove the simple fixing unit assembly.
•
2 tapping screws (M4 x 10)
Eject the anchor bearing (A in the figure) with it held
pressed down using a precision screw driver or other
tool.
6
Replace the parts.
7
See Step 5 to install the simple fixing unit.
•
2 tapping screws (M4 x 10)
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 8)
1
No. Tool
1 Vinyl sheet (used for covering the light condensing unit
to screen out dust on it)
Second Front Side
A
A
Second Front Side