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5-24 Phaser 8400/8500/8550/8560 Color Printer Service Manual
Print-Quality Troubleshooting
Oil Streaks on Print
Oil stains the edge of the print. This problem is likely caused by too much oil
on the Drum or poor Drum Maintenance Kit grounding.
Initial Actions
■ Check the media used is supported by this printer.
■ Check that the paper path is clean and clear of debris.
4 Test Drum maintenance operation.
1. Run service diagnostics to verify the
Drum maintenance system is operating
correctly.
2. Check, and if necesary, replace these
parts; check for cracking:
■ Drum Maintenance Pivot Plate
■ Drum Maintenance Camshaft
Did this correct the problem?
Complete. Replace the
pivot plate or
Drum
maintenance
cam roller if
damaged.
Troubleshooting Reference
Applicable Parts Example Print
■ Drum Maintenance Kit
■ Drum Maintenance Pivot Plate
■ Drum Maintenance Camshaft
Oil Streaks on Print Troubleshooting Procedure
Step Questions and Actions
Yes No
1 Check and clean the Drum Maintenance Kit
wiper blade. Replace the kit if necessary.
Did this correct the problem?
Complete. Go to Step 2.
Wavy Vertical Lines Troubleshooting Procedure
Step Questions and Actions
Yes No
s8500-042