Ricoh 220-240 V Operating Instructions Manual page 181

11. Push the lock levers of the fusing unit down until they click.
Proceed to step 13 if the optional duplex unit is installed.
12. Position the rear cover horizontally and align it with the grooves in the printer's interior.
13. Close the rear cover.
AUB315S
AUB316S
AUB317S
Removing Misfed Paper
10
179