Ricoh B132 Service Manual page 142

PUNCH UNIT B531/A821
[A]
B531I003.WMF
[B]
[C]
B531I004.WMF
7. Remove the paper guide [A] ( x 4).
8. Install the sensor arm [B] ( x 1, small step screw (M3 x 4).
NOTE: Make sure that the sensor arm turns freely on the step screw.
9. Attach the spring [C].
B132/B200 1-96 SM