Ricoh FT4480 Field Service Manual page 12

14. Raise the development lock lever [A] and pull out the development
unit [B] and the PTL board [C]. Place the unit on a clean sheet of
paper.
15. Remove the seal [D] from the toner tank.
Separate the toner tank [E] from the development unit [F] (2 screws).
16.
Pour one bottle of developer [G] into the development unit while
17.
turning the knob [H] counterclockwise to distribute the developer.
18. Remount the toner tank on the development unit.
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15 MARCH 1987