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MX-7500N  MX-RB14 (PAPER PASS UNIT)  8 – 2

3) Remove E-ring, pulley, SP pin and then remove the roller.

1) Insert the New Roller to the hole of the frame from rear side.

2) Install the Ball Bearin and 2 E-Rings.

3) Insert the Pulley.

NOTE: Be carefull about the insertion direction of the Pulley.

4)

Insert the One-way Coupling and fix E5-Ring.
NOTE: Pay attention to the insertion direction of One-Way
Coupling. (so that the pawl of One-Way Coupling may be fitted
into the groove of the pulley.) 

5)

Attach the Belt.

6)

Attach Ball Bearing, E7-Ring and the Earth Plate and fix the
screw.

7)

Attach the front cover and fix the screw.

1)

When No.1 rollers are rotated toward the arrow direction, both
No.1 and 2 rollers are rotated.
When No.2 rollers are rotated toward the arrow direction, only
No.2 roller is rotated.

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MX-7500N  MX-RB14 (PAPER PASS UNIT)  8 – 3

NOTE: Before installation, be sure to turn both the operation and

main power switches off and disconnect the power plug
from the power outlet. Make double sure that the data lamp
on the operation panel does not light up or blink when per-
forming installation.

1) Open the right door of main unit.
2) Remove the screws and remove the ADU cabinet F lower.

3) Remove the screw and remove the ADU cabinet R lower.

4)

Install the dummy unit (Packed items No.1) and fix it with 4
screws (Packed items No.13).

5)

Fix the ADU cabinet R lower (Packed items No.7) with the
screw (Packed items No.12).

6)

Fix the ADU cabinet F lower (Packed items No.6) with 2
screws (Packed items No.12) and a screw (Packed items
No.13).

MX-7500N  MX-RB14 (PAPER PASS UNIT)  8 – 4

1) Remove the LCC cabinet.

2) Install the LCC cabinet with turning over it.

3) Before install LC13, fix the upper mounting plates (bundled

with LC13_packed items No.6) to the machine with 4 screws
(bundled with LC13_packed items No. 11 S-tight, M4 x 18).

4)

Remove the screws and remove the covers. 
Install the connecting plate lower F (Packed items No.8), con-
necting plate lower R (Packed items No.9) and fix it with 4
screws (Packed items No.13).

NOTE: Remove the front and rear covers, then remove the

screws (in the rear side only) as shown in the figure
below. (The removed screws are not used.)

1)

Pierce the concave position on the front cabinet of the right
door.

NOTE: When opening a hole, clean and remove cutting scrap.

* The illustration is MX-6240/7040 series.

2)

Fix the upper door stopper L (Packed items No.4) with the
screws (Packed items No.11).

* The illustration is MX-6240/7040 series.

 

MX-7500N  MX-RB14 (PAPER PASS UNIT)  8 – 5

1) Lift the left side of the paper pass unit.

2) Hook the fixing plate of the paper pass unit on the connection

plates of main unit, and lift and push the paper pass unit to
connect the main unit.

Procedures to separate from the machine
1) Insert screwdriver into the hole in the transport section to

release lock of the connection plate with pressing  RB14 to the
following direction as a figure below.

2) Lift the left side, and release locks of the front and the rear of

the connection plate.

1)

Underlay the adjustment bolt with the adjuster. (two positions)
MEMO: Right side only.

2)

Screw the adjustment bolt to adjust the height of the paper
pass unit. 
Adjust the edge of the unit below the dotted line.

3)

Adjust so that the clearance shown below is even.