Toner Drops On The Paper Conveying Path; Abnormal Noise Is Heard - Kyocera KM-2550 Service Manual

2FT
Problem
(7)
Toner drops on the paper
conveying path.
(8)

Abnormal noise is heard.

1-5-40
Causes/check procedures
Check if the developing unit is extremely dirty. Clean the developing unit.
Check if the pulleys, rollers and gears operate
smoothly.
Check if the following electromagnetic
clutches are installed correctly: paper feed
clutch, bypass paper feed solenoid and
drawer paper feed clutch.
Corrective measures
Grease the bearings and gears.
Correct.