Ricoh BRG-P1w Field Service Manual page 74

4. Replacement and Adjustment
3. The tension spring [A] ( x1).
4. Use a pair of needle-nose pliers to remove C-clip [A] ( x1).
5. Carefully insert the tip of a long, thin screwdriver behind the drive wheel.
6. Nudge the wheel slight to the front and remove the wheel with the vertical encoder attached.
7. Handle the vertical encoder carefully. Never touch the edges of the wheel.
72