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UPS Maintenance
10
Powerware
®
3110 User’s Guide S Rev B www.powerware.com
CAUTION
The 230V models require replacement by qualified service personnel.
1. Contact your service representative to order a replacement
battery. It must be the same type and rating as the original
battery (see Table 3 on page 14).
2. Switch off and unplug the protected equipment from the UPS.
3. Turn off the UPS and disconnect the power cord.
4. Turn the UPS upside down.
Battery Cover
Battery
Figure 5. Removing the Battery Cover and Battery
5. Remove the battery cover:
Models 550 and 700 – Use a screwdriver to remove the four screws
securing the battery cover and lift the battery cover off.
Model 300 – Press down on the battery cover tabs and slide the
battery cover off.
6. Lift the battery up and out of the case.
7. Disconnect the red and black cables from the used battery.
8. Replace the battery. See “Recycling the Used Battery” for proper
disposal.
9. Reconnect the cables to the new battery; red to positive (
+),
black to negative (
– ), and slide the battery back into the case.