Ricoh G165 Service Manual page 212

Machine Overview
Paper Feed Clutch:
This transfers drive from the transport/ fusing motor to the paper feed roller.
Agitator Motor:
This moves the agitators in the waste toner bottle.
ITB Contact Motor:
This moves the ITB into contact with and away from the color OPCs.
G165/G166/G167/G181/G183/G184 6-4 SM