Sharp MX-4100N Service Manual page 321

4) Insert the MC cleaner rod into the insertion port where the
cleaning guide label is attached, and clean the MC unit.
Maintenance: Clean at every call.
* Slide the rod back and forth 3 times to cleaning the MC unit.
If there is no improvement, clean again.
If a satisfactory result is not obtained by cleaning again,
replace the MC cleaner rollers with spare ones.
5) Remove the MC cleaner roller from the MC cleaner rod.
Maintenance: Replace at every 100K (color) or every 150K
(monochrome).
* Be careful to prevent against dirt of the MC cleaner roller.
(Prevent adhesion of the oils or the toner etc.)
6) Check that the lock is released as shown in (A).
Loosen the blue screw, and open the drum positioning unit.
* When the lock is not released, use a screwdriver to turn the
screw (B) counterclockwise so that it is fit as (A).
A
B
MX-5001N MAINTENANCE 8 – 6
7) Open the DV lock lever, and release the fixing screw.
(1position for each color)
2
8) Pinch the knob and remove the development unit.
9) Hold the lock lever, and pull out each color drum unit slowly,
and support the lower section of the unit with hand to remove.
10) Remove the screws and remove the fixing shaft.
1
2
1