Ricoh SP 8400DN Field Service Manual page 1071

power switch OFF.
•
If you have to turn the power on again before replacing the part, execute the SP again before replacing
the part.
•
After replacing the development mixing auger bearings, turn the main power switch ON.
1.
Remove the development unit.
2.
Pull the shaft toward you, and then pull out the pin [A] and remove the gear [B].
3.
Remove the gears [A] [B]. ( x1, E-ring x1)
4.
Remove the two development mixing auger bearings [A] (E-ring x1).
(PCU/Development Unit)
4.Replacement and Adjustment
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