Kyocera TASKalfa 3252ci

13. Abnormal noise from inside the machine

Smudges / foreign objects adhesion or the toner condensation in the developer section

Step	Check description	Assumed cause	Measures
1	Checking the developer unit	The shaft or the bushing of the developer roller is dirty or foreign objects are on them.	Check if the developer roller rotates. If not rotating smoothly, clean the shaft or the bushing of the developer roller.
2	Checking the developer unit	The torque inside the developer unit increased due to the toner condensation, etc.	Clean the developer unit. Then, replace it if the issue is not resolved.

14. Abnormal noise from inside the machine

Frictional wear, smudges / foreign objects adhesion, or the waste toner clogging in the drum section

Step	Check description	Assumed cause	Measures
1	Executing Drum refresh	Toner is not enough on the drum.	Execute the drum refresh to supply the toner to the cleaning unit.
2	Checking the drum screw	The drum screw does not properly rotate.	Check if the drum cleaning screw rotates. If not rotating smoothly, clean it. If it locks up, replace the drum unit.
3	Cleaning and applying the grease	Foreign objects are on the tooth of the drum drive gear, or the grease is not enough.	Clean the tooth of the drum drive gear and apply the grease to them.
4	Checking the drum unit and the developer unit	The torque inside the drum unit increased due to the waste toner clogging, etc.	Execute the drum refresh. If not repaired, replace the drum unit.

15. Abnormal noise from inside the machine (jumping sounds)

Opening/closing operation failure, dirtiness, smudges / foreign objects adhesion of the waste toner vent of the primary transfer section

Step	Check description	Assumed cause	Measures
1	Checking the shutter of the toner waste vent	The shutter of the waste toner vent is not properly opened and closed.	Check the opening and closing operation of the shutter of the toner waste vent in the transfer cleaning unit, and fix the parts if necessary.
2	Checking the cleaning screw	The cleaning screw does not properly rotate.	Check if the cleaning screw in the transfer cleaning unit rotates smoothly, and clean it if not rotating smoothly.
3	Cleaning and applying the grease	The drive gear or the bushing is dirty, or foreign objects are on them.	Clean the parts in the primary transfer unit such as the drive gear and the bushing, and apply the grease to them.
4	Checking the primary transfer unit	The primary transfer unit is faulty.	Replace the primary transfer unit.

16. The drive sounds are noisy during printing.

The operation sounds in the drive section

Step	Check description	Assumed cause	Measures
1	Checking the settings	The Quiet Mode is off.	Set [On] at [Adjustment/Maintenance] > [Quiet Mode] via the System Menu.