Ricoh BR-C1a Basic Service Training page 366

 The ITB/PTR cleaning motor [6] drives gears that rotate the
cleaning roller [4], lubricant roller [2], and collection coil [5].
 Paper dust is removed from the ITB by the cleaning roller [4] (a
soft brush roller), and then the cleaning blade [3] cleans the
surface of the belt.
 Paper dust and toner cleaned from the surface drop into a
rotating collection coil [5] for transport to the used toner
collection bottle.
Slide 366
 This motor also drives the cleaning unit in the paper transfer roller unit.
Cleaning
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BR-C1 Training