C H A P T E R 3

UPS MAINTENANCE

This section explains how to:

￿Care for the UPS and batteries

￿Replace the batteries

￿Recycle used batteries

UPS and Battery Care

For the best preventive maintenance, keep the area around the UPS clean and dust￿free. If the atmosphere is very dusty, clean the outside of the system with a vacuum cleaner.

For full battery life, keep the UPS at an ambient temperature of 25°C (77°F).

Storing the UPS

If you store the UPS for a long period, recharge the battery every 6 months by plugging the UPS into a power outlet.

Replacing Batteries

The Powerware 3110's battery is user-replaceable. Before replacing the battery, make sure that you read the safety information below.

W A R N I N G

￿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.

￿ELECTRIC ENERGY HAZARD. Do not attempt to alter any battery wiring or connectors. Attempting to alter wiring can cause injury.

￿Replace batteries with the same number and type of batteries as originally installed in the UPS.

￿DO NOT DISCONNECT the batteries while the UPS is in Battery mode.

Powerware® 3110 User's Guide ￿ 05147486 B (English) Uncontrolled Copy

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