Ricoh D129 Service Manual page 187

6. Tip out the old developer [C].
7. Turn drive gear [D] to ensure that no developer remains in the unit or on the developer
roller.

Dispose of the used developer in accordance with local regulations. Work carefully
to avoid scratching or nicking the development roller.
8. Clean the development roller with a dry cloth.
9. Pour approximately 1/3 of the developer [E] evenly along the length of the development
unit.
10. Rotate the drive gear [F] to work the developer into the unit.
11. Repeat steps 8 and 9 until all toner is in the unit and level with the edges.
12. Re-install the development roller.

Make sure that the seals at the both sides of the development roller are set inside
the case after you re-install the development roller.
SM 4-47
Development
D129/D130