American Power Conversion 250 A Power Supply User Manual


 
Emergency Manual Operation
24 InfraStruXure Power Generation System
5. Turn the Source 2 switch ON (
)
:
a. Set the selector on the Source 2 switch to Manual.
The operating lever will swing out when the selector is
set to Manual.
b. Turn the Source 2 switch clockwise to ON (
). Use the
operating lever key for easier operation.
c. Close the operating levers on both the Source 1 and Source 2 switches, and then set the
selectors back to Auto to lock the switches in place.
6. Ensure the generator is powering the load. The downstream UPS should not be using battery
power and the load equipment should be operating.
7. Check the control panel of the generator for visible alarms indicating possible problems. Refer to
the troubleshooting section of this manual, if necessary.