Ricoh B246 Series Manual page 262

Inverter
Entrance
Roller
Inverter entrance roller: Feeds paper into the inverter
If the paper exit mechanism directed the paper down towards the inverter, the
inverter feed roller passes it to the jogger unit.
The weight of the paper pushes down the junction gate. A spring lifts the gate again
after the paper has gone through. There is no solenoid.
Inverter - Feed-in
262
Service manual, section 6.13.3
262