Kyocera TASKalfa 2552ci - Manual (Page 514)

10-3
Troubleshooting > Regular Maintenance
2 Clean inside of the document processor.
Cleaning Slit Grass
When using the document processor, clean the slit glass surface and the reading guide with the supplied cleaning cloth.
1 Remove the cloth from the cleaning cloth compartment.
2 Clean the slit glass surface and the reading guide.
IMPORTANT
Do not use water, soap or solvents for cleaning.
NOTE
Dirt on the slit glass or the reading guide may cause black streaks to appear in the output.