9. FUSING UNIT
9.1 ROLLER CLEANING MECHANISM
[A]
[C]
[B]
[D]
[E]
The cleaning roller [A], which is always in contact with the hot roller [B],
collects the toner and paper dust adhering to the surface of the hot roller.
The collected matter is scraped off by a stainless steel blade [C].
The pressure roller cleaning roller [D], which is always in contact with the
pressure roller [E], collects the toner and paper dust adhering to the surface
of the pressure roller. The pressure roller cleaning roller is driven by physical
contact with the pressure roller.
The pressure roller cleaning roller prevents poor copy quality in duplex mode
(face side) and dirt on the back side of copies in normal mode. It also
prevents horizontal lines from appearing on the back side when making OHP
sheets.
A172/A199
2-34
SM