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3. Maintenance
3.7. How to Clean the Encoder Sheet
Clean both the front unit and rear unit.
IMPORTANT! When you perform maintenance of the front unit and rear unit, do not use the same
cleaning applicator or lint free wipe for both of them. Always use a cleaning applicator or
lint free wipe separately for each of the front unit and rear unit. It may cause the printer
failure.
Things to prepare
Purpose
To wear
For use
* Move the cleaning liquid to use to the bottle for cleaning liquid.
Cleaning times
About 10 minutes (per carriage)
Guide to parts
1. Encoder sheet
2. Maintenance unit
3. Guide rod: front
4. Guide rod: main
Polyethylene gloves
Protective glasses or goggles (commercially available)
Cleaning Liquid* or Isopropyl alcohol
Dropper
Lint Free Wipes
Distilled water (commercially available)
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RICOH Ri 4000 User Manual
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