IAI America ASEL - Manual (Page 378)

Appendix
Parameter Utilization
356
Appendix
Input function specification value 22: Axis 1 forced brake release
Forcibly release the brake (axis 1).
Note: This function is effective only when the brake switch is
tilted down (NOM).
Input function specification value 23: Axis 2 forced brake release
Forcibly release the brake (axis 2).
Note: This function is effective only when the brake switch is
tilted down (NOM).
Input function specification value 24 ~ 27: For future expansion
Not used.