Yes, the levers for the Von Duprin 996L lever trim can be changed in the field. Page 2 of the instructions (921003) shows the "re-handing" sequence and this will apply to new levers if desire...
To convert the Von Duprin 98/99 Rim or Vertical (Rod or Cable) Exit Device with functional lever (996L-R/V) to act like a rigid lever (996L-NL-R/V) with key over ride follow these steps:
R...
Please reference your M996 instructions along with this article. Instructions can be searched by clicking HERE.
Locate the small DIP switch near the motor a...
You can order an L lock with a lever on one side and knob on the other as long as it's still rose by rose, or escutcheon by escutcheon (must be same style escutcheon).
EXCEPTIONS: Knob trim o...
Includes the SL1 lever on one side and the SK1 knob trim on the other side.