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with a vacuum cleaner. For long battery life, keep the UPS at an ambient
temperature of 25°C (77°F)
1.3.2 Storing the UPS and Batteries
When the UPS is intended to store for a long period, recharge the battery
every 6 months by connecting the UPS to utility power. The batteries charge to
90% capacity in approximately 4 hours. However, it is recommended that the
batteries charge for 48 hours after long-term storage.
1.3.3 Time to Replace Batteries
When the discharging time is less than 50% of specified after full charged, the
battery may need to be replaced. Please check the battery connection or
contact your local dealer to order new battery.
WARNING:
Turn off the UPS and disconnect the utility power cord from the wall outlet.
Servicing should be performed by qualified service personnel
knowledgeable of batteries and required precautions. Keep unauthorized
personnel away from batteries
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.
4. Wear rubber gloves and boots.
5. Disconnect the charging source prior to connecting or disconnecting
battery terminal.
When replacing batteries, replace with the same type and number of
batteries or battery packs. Contact your service representative to order
new batteries.
Do not dispose of battery in a fire. Batteries may explode when exposed to
flame.
Proper disposal of batteries is required. Refer to your local codes for
disposal requirements.
Do not open or mutilate the battery. Released toxic electrolyte is harmful to
skin and eyes.
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