3/99Options 8-50 DocuPrint N24, N32 and N40 Service Manual8.1.6.2 Mechanical DriveMechanical Drive is a term that is used to describe both the rotation of the Duplex Motor and the actionof the gears, belts, and clutches that are used to transmit and control motor rotation to the variouscomponents throughout the Duplex Module. The primary purpose of Mechanical Drive within the DuplexModule is to provide the mechanical energy to drive a sheet through the Duplex Module and back intothe printer registration area.The Duplex PWB switches on the Duplex Motor. The Motor Belt drives Gear (24T/30T/22T). One end ofthe Exit Roll Belt is attached to Gear (24T/30T/22T) and the other end of the belt is attached to the ExitRoller Pulley. Teeth on the Exit Roller Pulley drive the Friction Clutch, which in turn drives the Exit RollerGear and the #1 Transport Roller Gear. Teeth on the Gear (24T/30T/22T) drive the Wait Clutch. One endof the #2 Transport Roller Belt is attached to the Wait Roller Pulley that is attached to the Wait Clutch.The other end of the belt is attached to another Transport Roller Pulley located about half way up theDuplex Module paper path. When the Duplex PWB switches on the Wait Clutch, the Clutch transmitsdrive from the Duplex Motor to the Wait Roller Pulley, which drives the Roller Belt, which in turn drivesthe Transport Roller Pulley.Mechanical Drive1 Friction Clutch2 Exit Roller Pulley3 Duplex Motor4 Gear (24T/30T/22T)5 Exit Roller Gear6 #1 Transport Roller Gear7 Transport Roller Pulley8 Wait Roller Pulley9 Wait Clutch
