Ricoh Pro C901 Technical Bulletin page 456

Reissued:21-Apr-14
Model:
Aries-P1.5/C1.5
Do NOT fasten the drum knob when the developer unit is installed.
Do NOT fasten the drum knob when the drum cleaning unit is installed.
If the drum knob is loosened with the drum cleaning unit installed, make sure to remove
the drum cleaning unit, and then fasten the knob.
Fastening the drum knob with the drum cleaning unit installed will cause the drum cleaning
unit to apply pressure to the drum and narrow the PG at the front side.
echnical
T B
ulletin
Date:
10-Mar-14
Drum
Knob
Turn
clockwise
to fasten.
Drum Cleaning Unit
PAGE: 4/75
No.:
RM077107b