Image Transfer Belt Unit - Ricoh B051 Service Manual

Drive
[A]: Development motor
[B]: OPC belt cleaning clutch
[C]: Gear
[D]: Gear
[E]: Cleaning brush
[F]: Toner collection auger 1
[G]: Opening for waste toner
[H]: Toner collection auger 2
Development motor [A] " Gear " Timing belt " OPC belt cleaning clutch [B] "
Gears [C, D] " OPC belt cleaning unit (including the brush and toner collection
augers)
The clutch cuts the drive to the cleaning unit when the development motor reverses
(this is done at intervals to prevent toner blockages in the development unit).

6.7.5 IMAGE TRANSFER BELT UNIT

Drive
[A]: Main motor
[B]: Image transfer belt
[C]: Bottom shaft (rubber
coated)
Main motor [A] " Gears & timing belt " Bottom shaft [C]
The bottom shaft can drive the transfer belt because of the friction between the belt
[B] and the rubber coating on the shaft [C].
NOTE: The transfer belt and OPC belt contact each other. If you wish to inspect
the transfer belt by turning it, you must also turn the OPC belt at the same
time to avoid damaging the surfaces of the belts.
SM
CÓPIA NÃO CONTROLADA
[C]
[B]
[A]
[C]
6-37
CÓPIA NÃO CONTROLADA
PHOTOCONDUCTOR UNIT (PCU)
[D]
[E]
[H]
[B]
B051D314.WMF
[F]
[G]
B051D312.WMF
[A]
B051/B052