6. Auto duplex unit
(1) Pick-up roller
1
Pull out the duplex copy tray.
2
Remove the ADU front cover and front cover
a
.
3
Remove two sensor connectors.
4
Remove the screw securing fulcrum hold plate.
5
Remove the upper and lower transport paper guides from the
ADU.
6
Remove the clutch lock plate.
7
Loosen the set screw and remove the clutch.
8
Remove the pick-up roller drive shaft.
9
Push down the spring holder and remove the pick-up roller unit
from the ADU.
F
Remove the E ring from the side of the pick-up roller arm at the
rear frame.
G
Remove the E ring from the side of the paper holding arm (at each
of the front and rear frames), and remove the pick-up roller.
(2) Paper feed roller
1
Remove the upper and lower transport paper guides from the
ADU.
2
Remove the clutch lock plate and remove the E ring at the clutch
side.
3
Displace the bearing and remove the paper feed roller drive shaft
toward the front frame.
4
Remove the paper feed roller.
a
Sensor connector
Screws
Clutch lock
plate
E ring
E ring
Electrode
clutch
E ring
E ring
Pick-up roller
E ring
Clutch lock plate
E ring
Paper feed roller
Paper feed roller shaft
7 – 7
