Ricoh D131 Service Manual page 1447

Replacement and Adjustment
4. Registration roller transport motor bracket [A] (
Motor")
5. Registration roller release motor bracket [B] (
Motor")
6. Fold plate motor bracket [C] (
7. Timing belt of the 1st plate motor [D]
8. Remove three screws on the rear side.
D454/D615
p.16 "Registration Roller Transport
p.15 "Registration Roller Release
p.17 "Fold Plate Motor")
54 SM