Canon imageRUNNER ADVANCE C5255 Series Service Manual page 494

4
Parts Replacement and Cleaning > Fixing System > Removing the Pressure Roller and Pressure Roller Bearing > Actions after Replacement
2) When installing/removing it, to prevent the Pressure Roller from being damaged, insert the
paper (approx. 5mm) under the Fixing Delivery Lower Guide to make a space between the
Inner Delivery Guide and the Pressure roller.
Inner Delivery
Paper
Guide
Space
Pressure Roller
Paper
About 5mm
thickness
3) Lift the right side and remove the Pressure Roller Unit.
4 Parts Replacement and Cleaning > Fixing System > Removing the Pressure Roller and Pressure Roller Bearing > Actions after Replacement
Inner Delivery
Guide
Pressure Roller
F-4-311
Pressure roller unit
F-4-312
4) Remove the Pressure Roller and the 2 Pressure Roller Bearings from the Pressure Roller
Unit.
• 2 bearing holders
• 1 E-ring
• 1 gear
Pressure roller
bearing
Bearing
holder
Gear
E-ring
■ Actions after Replacement
Execute the following in user mode: (Settings/Registration > Adjustment/Maintenance >
Adjust Image Quality > Auto Adjust Gradation).
4-174
Bearing
holder
Pressure roller
bearing
Roller unit
F-4-313
4-174