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UPS MAINTENANCE
EATON Powerware
®
9125 Two-in-One UPS (5000/6000 VA) User’s Guide S 164201513 Rev B
www.powerware.com
42
Replacing Batteries
NOTE DO NOT DISCONNECT the batteries while the UPS is in Battery mode.
With the hot-swappable battery feature, UPS batteries can be replaced
easily without turning the UPS off or disconnecting the load.
If you prefer to remove input power to change the battery, press and
hold the Off
button for approximately three seconds, then unplug or
remove utility power from the UPS.
Consider all warnings, cautions, and notes before replacing batteries.
WARNING
S Batteries can present a risk of e lectrical 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.
S ELECTRIC ENERGY HAZARD. Do not attempt to alter any battery wiring or connectors.
Attempting to alter wiring can cause injury.
How to Replace Extended Battery Modules
To replace the EBMs:
1. Switch all battery circuit breakers to the OFF (O) position (see
Figure 21).
2. Unplug the EBM cable from the UPS.
If additional EBMs are installed, unplug the EBM cable from the
battery connector on each EBM.
3. If the UPS is in a tower configuration, remove the joining brackets.
4. If the UPS is in a rack, attach the supplied mounting brackets to the
new EBM.