Olivetti d-Copia 1801MF Plus Service Manual page 293

3. Pull out the registration roller cleaner
by picking up the knob.
*: Pull out calmly not to scatter paper pow-
der over the circumference.
4. Check or replace the registration roller
cleaner and refit all the removed parts.
Knob
Registration roller cleaner
Figure 1-5-17
1-5-11
2NC/2NF/2NG/2NN/3P7/3P8/3P9