Chapter 8
Maintaining the UPS System
W A R N I N G
Only qualified service personnel (such as a licensed electrician) should perform the battery installation and maintenance. Risk of electrical shock.
The components inside the UPS cabinet are secured to a sturdy metal frame that is supported by the UPS magnetics. This design allows authorized service personnel to remove repairable components with very little disassembly. All repairable parts and assemblies are located in the front of the UPS, allowing all routine maintenance and servicing to be performed with front panel access.
You must schedule periodic performance checks of your UPS to keep it running properly. Regular routine checks of operation and system parameters will enable your UPS system to function efficiently for many
8.1 Important Safety Instructions
Remember that your UPS is designed to supply power EVEN WHEN DISCONNECTED FROM THE UTILITY POWER. The UPS interior is unsafe until the DC power source is disconnected and the electrolytic capacitors are discharged. After disconnecting the utility power and the DC power, authorized service personnel should wait at least five minutes before attempting internal access to the UPS system.
W A R N I N G
A Batteries can present a risk of electrical shock or burn from high short−circuit current. The following precautions should be observed: 1) Remove watches, rings, or other metal objects; 2) Use tools with insulated handles; 3) Do not lay tools or metal parts on top of batteries.
AELECTRIC ENERGY HAZARD. Do not attempt to alter any battery wiring or connectors. Attempting to alter wiring can cause injury.
AReplace batteries with the same number and type of batteries as originally installed in the UPS.
ALETHAL VOLTAGE PRESENT. This UPS should not be operated with the cabinet doors open or protective panels removed. Do not make any assumptions about the electrical state of any cabinet in the UPS system.
AIf the battery cabinet requiring service was not provided by the UPS manufacturer, refer to the battery cabinet manufacturer’s operating manual for instructions on battery cabinet installation and maintenance, or contact your Eaton service representative.
EATON Powerware® 9315 UPS | 8−1 |