Ricoh A151 Field Service Manual page 265

5.5 FRICTION BELT REPLACEMENT
[C]
1. Turn off the main switch.
2. Remove the friction belt assembly [A] (1 screw).
3. Remove the friction belt [B] (2 springs, 1 pin).
NOTE: When installing the friction belt assembly, make sure the feed
roller [C] is set in the correct position. (See the illustration.)
FSM 7-13
[A]
[B]
A151/A152