Ricoh DD 4450 - Appendix: Preventive Maintenance (PM) Tables; Preventive Maintenance Schedule

PM Tables
SM Appendix 2-1 C279
Appendix:
Preventive
Maintenance
Tables
2. APPENDIX: PM TABLES
2.1 PM TABLES
The following items should be maintained periodically. There are two sets of intervals - one based
on time and the other based on print count. For maintenance items with entries in both of them,
use whichever comes first.
C: Clean, R: Replace, L: Lubricate
Interval
Item
Time
EM NOTE
6M 1Y
Print
Counter
Any
time
Scanner
Exposure Glass C C C Dry Cloth
Exposure Lamp Dry Cloth
Master Feed
Thermal Head C Cloth and alcohol
Cutter Unit
Original Feed
Roller
Platen Roller C
Damp cloth (water) and dry
cloth
Drum Master
Sensor
C
Damp cloth (water) and dry
cloth
Drum
Ink container
cradle
C
Damp cloth (water) and dry
cloth
Drum Master
Sensor
C Dry cloth