2.7 Cleaning
2.7.1 Main construction
Structural diagram
Construction
Positive discharge applied to help cleaning and charging.
A magnetic brush cleaning is used with the scavenging
roller.
There are fans to cool the unit.
The unit is driven by the main motor through gears and
timing belts.
The cleaning coil ejects used toner from the cleaning
unit. A sensor monitors the rotation of the cleaning coil
that sends used toner.
Cleaning filter
Doctor blade
Cleaning carrier inlet
Fusing entrance guide
PCC power pack
Cleaning roller
Pick-off pawls
PCC
OPC belt
Cleaning backup roller
Toner collecting coil
Toner shield mylar
Air guide mylar
Cleaning unit cooling fan
Scavenging roller
Cleaning blade
Cleaning unit
Cleaning mechanism
Cooling mechanism
Drive mechanism
Pre-cleaning corona mechanism
Cleaning coil protection
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