Ensure that the switch is in the normal, down position.
3.
Before connecting any devices to the UPS, see "Connecting devices (on page 57)."
Installing the R18000DF power unit
Before installing the unit, review and adhere to all warnings provided in "Precautions (on page 18)."
To install the power unit in the rack:
Install the mounting rails.
1.
CAUTION:
shipping bracket to secure the unit.
For shipping or relocation, attach the shipping brackets at the rear of each rail.
With one person on each side of the carton, lift the chassis and lower it to the floor in front of the rack.
2.
When shipping or relocating a rack with installed components, always use the
Installation 52