Ricoh FT4430 Service Manual page 172

This adjustment is done only when the doctor blade has been either
NOTE:
removed or replaced.
1.
Remove the upper brush seal cover [A] (2 screws).
2
Turn the development roller sleeve [B] in the opposite direction of normal
operation to drop the developer into the development tank.
3 . Loosen the doctor plate [C] (4 screws).
4 . Clean the development roller and insert the Doctor Gap gauges [D] (Part
Number #521 59500) near both ends of the development roller between
the doctor blade.
NOTE: Ensure that there is no developer between the development unit and
the gauses.
5. Press on the doctor plate and tighten the screws.
6. Pull the gauses lower sleeve and remove them.
Do not scratch the sleeve with the gauses.
4
7. Reassemble the development unit.
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16 April '88
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