Printronix L5000 Series Maintenance Manual page 325

6. Remove the screws (3) securing the assist arm drive unit to the frame, and
remove the unit.
7. On both the swinger and the assist arm drive units: remove the screws (4),
C–clip, and bush on the plate (motor side). Then remove the plate.
Optional Power Paper Stacker
Screws (4)
C–clip
Screws (3)
E–43