LEESON FHP Series NEMA 4x Variable Speed Drive - Manual (Page 14)

5
Installation
Warning
DO NOT install, rewire, or remove this control with
input power applied. Failure to heed this warning
may result in fire, explosion, or serious injury.
Circuit potentials are at 115 or 230 VAC above ground.
To prevent the risk of injury or fatality, avoid direct
contact with the printed circuit board or with circuit
elements.
Do not disconnect any of the motor leads from the
drive unless power is removed. Opening any one
motor lead may damage the drive.
Wait at least one minute after power is removed from
drive before working on drive.