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11. ADU
<Reverse roller>
1 Remove the extension stopper, and remove the ADU from the
copier.
2 Remove the four fixing screws (M4 × 8) of the ADU cover, and
remove the ADU cover.
3 Remove the six fixing screws (M4 × 10 = 4 pcs., M4 xc 8 = 1 pc.)
of the transport frame lower unit, and remove the unit from the
ADU unit.
At that time, slightly lift the transport frame lower unit to disconnect
the paper entry/exit sensor connector.
4 Remove the E-ring of the reverse roller, and remove the pressure
spring.
5 Remove the reverse shaft fulcrum lever ass’y and slide the
reverse roller shaft in the arrow direction to remove.
6 Remove the reverse roller.
<Paper feed roller>
(Perform the same procedures for the take-up roller.)
1 Remove the extension stopper, and remove the ADU unit from the
copier.
2 Put the ADU unit up side down. (The lower side facing up.)
3 Remove two plastic E-rings.
4 Slide the bearing in the arrow direction (inward).
5 Remove the paper feed roller shaft from the ADU unit.
6 Remove the plastic E-ring, and pull out the paper feed roller in the
arrow direction.
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