Ricoh D146 Service Manual page 172

12. Attach the punch stepping motor unit [A]. (
§
Engage the gear [B] of the punch stepping motor unit with the rack [C] of the punch
unit.
13. Connect the harness of the hopper sensor to the connector of the finisher.
SM
×2)
2-101 D146/D147/D148/D149/D150
Punch Unit PU3060