Ricoh Aficio MP2550B Service Manual page 98

Heaters
12. Turn the heater harness cover upside down and reinstall it in the rear cover of the main
machine.
Make sure that cutout [A] is directed downward. Otherwise, the rear cover of
the main machine pinches the heater harness and breaks it.
13. Reinstall the two paper trays into the optional paper tray unit.
14. Remove the 2nd paper tray of the copier.
15. Remove two screws [A] and install the screws [B] which were removed in step 11.
16. Reinstall the 2nd paper tray of the copier.
D017/D018/D019/D020 1-64 SM