Ricoh FT556 Service Manual page 139

8. Disassemble the toner supply clutch.
9. Clean the clutch hub [A], spring [B], and
gear [C]. Then, lightly grease the spring
with Mobil Temp 78.
NOTE: • When reassembling, make sure that
the chamfered end [D] of the clutch
sleeve is to the outside.
• When securing the Allen screw of the
clutch hub, insert a 0.1 mm gap
gauge [E] between the E-ring [F] and
the toner supply roller drive gear [G]
as shown in the figure.
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