2. Appendices: Preventive
Maintenance Tables
Preventive Maintenance Tables
Maintenance Tables
Chart: A4 (LT)/5%
Mode: 3 prints/job
Ratio: 50%
Environment: Normal temperature and humidity
Yield may change depending on circumstances and print conditions.
Symbol keys: C: Clean, R: Replace
Mainframe
Paper Feed
Item 20K 120K 600K EM Remarks
Registration Roller C • Wipe with a damp cloth
Registration Sensor C
• Remove dust with a dry cloth
when sensor failure occurs
Vertical Transport
Roller
C • Wipe with a damp cloth
Paper Feed Roller
(Tray)
R C
• Replace when a feeding failure
occurs
• Wipe with a damp cloth when
cleaning
Friction Pad (Tray) R C
• Replace when a double feed
occurs
• Wipe with a dry cloth when
cleaning
15
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