Ricoh FT6645 Manual page 269

DEVELOPMENT AND TONER SUPPLY
[B]
[A]
[E]
[D]
[C]
4. Remove the coupling gear [A] (1 screw).
NOTE: Be careful not to lose the pin [B].
5. Remove the gear [C] (1 E-ring), gear [D] (1 E-ring) and gear [E].
CAUTION: Do not touch the screws at [F] and [G].
If the screws at [F] are loosened, the doctor gap will be
improper.
If the screws at [G] are loosened, the photoconductor gap
and magnetic field angle will be improper.
If either of them become abnormal, toner density control
will be abnormal.
6. Remove the front roller holder [H] (1 screw and 2 E-rings) and rear roller
holder [I] (1 screw).
[I]
[F]
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23 April 1993
[H]
[G]