2. Appendix: Preventive Maintenance
Tables
Maintenance Tables
Preventive Maintenance Items
Chart: A4 (LT)/5%
Mode: 3 copies / original (prints/job)
Ratio 30%
Environment: Normal temperature and humidity
Yield may change depending on circumstances and print conditions.
Symbol keys: C: Clean, R: Replace, L: Lubricant, I: Inspect
Mainframe
Item
Scanner
Reflector
1st/2nd/3rd mirrors
Front and Rear Rails
Exposure Glass
ADF Exposure Glass
APS Sensor
PCU
Dev. Unit–K
Drum Unit-K, C, M, Y
Developer-K
120K
240K
360K
C
C
C
C
C
C
R
R
480K
600K
EM
C
C
R
2
Remarks
Optics cloth
Optics cloth
Dry cloth
Dry cloth;
alcohol
Dry cloth;
alcohol
Dry cloth
33