MX-1800N (serv.man29). Details of each Section - i Photoconductor Section - Sharp Copying Equipment Service Manual (repair manual). Page 5

MX-1800N  PHOTOCONDUCTOR SECTION  i – 5

e. Cleaner blade
1) Remove each drum unit from the machine.
2) Remove the OPC drum.
3) Remove the MC charger unit.
4) Remove the side seal F/R and the toner reception seal.
5) Remove the screws, and remove the cleaner blade.
6) Remove the toner mixing sheet from the cleaner blade.

* Tighten the screws according to the marks 1, 2, and 3.

a. Waste toner drive motor
1) Remove the frame cover. (Refer to Frame Cover in External

Outfit Section.)

2) Remove the connector and the screws, then remove the waste

toner drive unit.
Remove the screw, and remove the waste toner drive motor
from the waste toner drive unit. 

b. Waste toner full detection switch
1)

Remove the frame cover. (Refer to Frame Cover in External
Outfit Section.)

2)

Remove the connector and the screws, then remove the waste
toner drive unit.

3)

Remove the screw and the spring, and remove the waste toner
box empty lever. 
Disengage the connector and the pawl, and remove the waste
toner full detection switch.