Ricoh Taurus-C1a Technical Bulletin page 42

echnical ulletin
T B
PAGE: 3/4
Reissued:12-Feb-14
Model: Date: No.:
Taurus-C1a/C1b (D074/D075) 22-Aug-11 RD074019a
Development roller Drive gear- Coupling gear alignment procedure
Before aligning the gears, see below on how to identify the markings made on these gears
at the factory.
How to identify the marking on the Drive Gear on the Mainframe
Slide out the PCDU and look for a white marking on the gear as shown in the photo below.
How to identify the marking on the Coupling Gear on the Development Unit
Pull out the PCDU and locate the coupling gear at the rear side. If marked, the coupling
gear could be marked in two ways; either in white only or in white and pink.
 If marked only in White
 White marking to be aligned with the white marking on the drive gear on the
mainframe.
 If marked in White and Pink (very rare)
 Pink marking to be aligned with the white marking on the drive gear on the
mainframe.