HP Performance Optimized Datacenter 20c Maintenance And Service Manual page 25

IMPORTANT:
the appropriate section of the power busway before attempting to remove or replace a busway
drop box. The corresponding branch circuit breaker is labeled on the busway.
You need a socket wrench to remove and replace the busway drop box.
Removing the busway drop box
Turn the power off by opening both breakers on the busway drop box (1).
1.
Disconnect the PDUs that are connected to the busway drop box (2).
2.
Use a socket wrench to loosen and remove the bolt securing the busway drop box to the retaining
3.
hardware bracket (1).
Slide the hardware bracket to the right along the busway, completely disconnecting it from the busway
4.
drop box (2).
WARNING:
weighs approximately 9 kg (20 lb).
HP recommends that you shut down the associated IT equipment and de-energize
Use caution when removing and replacing the busway drop box. The drop box
Removal and replacement procedures 25