Ricoh D131 Service Manual page 241

3. Hold the development [B] unit over a large sheet of paper, then slowly turn it upside down to
empty the developer.
4. Turn the knob [C] through several complete rotations to empty all the developer in the
development unit.
5. Clean the development sleeve and its side seals.
6. Turn the unit over and set it on another sheet of clean paper.
7. Note the developer lot number printed on the top edge of the bag. You will need the lot
number when you input SP2801-2.
8. Clean the development roller shaft with a clean cloth and blower brush.
9. While turning the knob [D] slowly, pour in one pack of developer [E] from one end of the
development unit to the other.
10. Make sure that the developer is evenly distributed.
11. Continue to turn the knob several times to prevent clumping in the developer.
SM 4-55
Development Unit
D131/D132/D133