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MX-FN23  DISASSEMBLY AND ASSEMBLY  8 – 5

3) Remove the E-ring, the tray paper entry collar, and the parallel

pin, and remove the rear edge take-up roller.

1) Disconnect the connector, remove the screw, and remove the

roller lift solenoid.

NOTE: After fixing the roller lift solenoid, the plunger must be in

contact with the rear edge regulation plate in the free state. 
Press the plunger with your finger to check to confirm that
the clearance between the take-up roller and the rear edge
regulation plate is 10 - 12mm.

1) Remove the JAM release knob, the one-way coupling, the

Mylar, the pulley, the SP pin, the E-ring, and the bearing, and
remove the paper entry roller.

2)

Remove the screw, and remove the upper stay left.

3)

Remove the E-ring, and remove the pressure release drive
gear. Remove the E-ring, and slide the bearing, and remove
the paper delivery pressure release PG unit.

4)

Remove the E-ring, the Mylar, the pulley, and the parallel pin.
Remove the E-ring, and slide the bearing, and remove the
paper delivery roller unit.

5)

Disconnect the connector. Remove the screw, and remove the
compiler.

10   12mm

0mm

MX-FN23  DISASSEMBLY AND ASSEMBLY  8 – 6

6) Disconnect the connector. Remove the screw, and remove the

paper alignment motor F.

1) Disconnect the connector. Remove the screw, and remove the

paper alignment motor R.

1) Remove the screw, remove the mounting plate, and discon-

nect the connector. Remove the paper alignment plate home
position F sensor from the mounting plate.

1)

Remove the screw, remove the mounting plate, and discon-
nect the connector. Remove the paper alignment plate home
position R sensor from the mounting plate.

1)

Remove the screw, and remove the sensor holder and the rear
edge regulation plate.

2)

Remove the screw, and remove the jogger F and the jogger R.

3)

Remove the screw, and remove the alignment tray upper unit.

MX-FN23  DISASSEMBLY AND ASSEMBLY  8 – 7

4) Remove the staple tray paper detector, and disconnect the

connector.

1) Remove the rear cabinet.
2) Remove the E-ring, and remove the pressure release drive

gear. Disconnect the connector, and remove the paper deliv-
ery roller position sensor.

1) Remove the front cabinet.
2) Remove the harness holder.
3) Disconnect the connector, remove the screw, and remove the

lift drive frame.

4) Remove the worm gear and the screw, and remove the tray lift

motor.

1)

Remove the E-ring, the paddler drive collar, the baring, the
gear, the parallel pin, the Mylar, the belt, and the pulley.

2)

Remove the screw, and remove the EV frame unit.

3)

Remove the screw, and remove the paddle solenoid.

MX-FN23  DISASSEMBLY AND ASSEMBLY  8 – 8

NOTE: After fixing the paddle solenoid, the paddler solenoid arm

must be in contact with the paddler drive collar with the
plunger in the free state.
Press the plunger with your finger to check to confirm that
the clearance between the paddler solenoid arm and the
paddler drive collar is 0 - 1.5mm.

1) Remove the delivery tray position sensor and the delivery tray

lower limit sensor.

1) Remove the compiler.
2) Remove the spring, the E-ring, the gear, and remove the

screw.

3)

Disconnect the connector, remove the paper delivery motor
unit.

4)

Remove the screw, and remove the paper delivery motor.

1)

Remove the screw, and remove the pressure release drive
cover. Remove the screw.

2)

Disconnect the connector, and remove the delivery roller lift
motor.

0 - 1.5mm

0mm