3BN/3A4
1-3-13
(1)
Paper jams.
(2)
Abnormal noise is
heard.
Check if the duplex pulley, upper duplex roller
or lower duplex roller is deformed.
Check if rollers and gears operate smoothly.
Check visually and replace the pulley or
roller if deformed.
Apply grease to the bushings and gears.
(2) Duplex unit
Problem Causes/check procedures Corrective measures