Konica Minolta Bizhub 162 Service Manual page 141

12. Mechanical adjustment
12.3 Adjustment of the Gap between the Doctor Blade and Sleeve
Roller (Db Adjustment)
NOTE
• This adjustment is to be made when an image problem (uneven density, low ID,
gradation reproducibility failure, etc.) occurs.
<Adjustment Standard>
• The gap between the Doctor Blade and the Sleeve Roller should meet the following
specifications.
Specifications
0.39 ± 0.04 mm (as set using the jigs)
1. Remove the Imaging Unit.
2. Separate the Imaging Unit into the Drum Assy and Developing Assy.
3. Remove the PC Drum, Main Erase, PC Drum Charge Corona Assy, and Ozone Filter.
☞ 13
5. Remove the Developer Scattering Prevention Plate.
☞ 15
112
4. Install the Ds Collar Positioning Jigs.
NOTE
• Ready one PC Positioning Jig (Pivot
Shaft) separately. (For details, see
the Parts Manual.)
4022D018AC
6. Remove three screws and the Doc-
tor Blade.
4022D019AB
Field Service Ver. 1.0 Apr. 2005