Ricoh B230 Service Manual page 173

1. Put a sheet of paper (A3/DLT) inside the machine.
2. Turn up the opening of the toner supply tube, and then remove the object that
was used to clip the opening of the toner supply tube.
3. Insert the opening of the toner pump unit [A] into the opening of the toner
supply tube [B] as far as possible.
4. Connect the harness [C] to the connector of the machine.
On the above picture, the magnified picture of the connector shows the
easiest way to connect it.
5. Clamp the harness [C] (
SM
x 1 for YCM, x 3 for K).
3-45 B230/B237