Ricoh A151 Field Service Manual page 302

INSTALLATION
[B]
[F]
7. Remove development unit retaining screws [H] (2 screws) and while
pulling the left side of the development cover [B] carefully pull out the
development unit. Place the development unit on a clean sheet of paper.
8. Remove the toner supply unit [C] from the development unit [D]
(2 screws).
NOTE: Do not remove the two center screws on the toner supply unit.
9. Shake one pack of developer [E] well, and pour it into the development
unit, while rotating the gears [F] on both sides to distribute the developer
evenly as shown in the illustration.
10. Reinstall the toner supply unit on the development unit.
NOTE: Make sure that there is no gap [G] between the toner supply unit
and the development unit. (See the illustration.)
A202/A203
[A]
[H]
A203I505.img
[E]
A203I507.img
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[D]
[C]
A203I506.img
[G]
A203I508.img
SM