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Battery Replacement Procedure for Tower Model
(Must be performed by Authorized Service Personnel ONLY)
PLEASE READ THE CAUTIONS BEFORE ATTEMPTING TO REPLACE THE BATTERIES
These units are not hot-swappable. Hot-swappable batteries means that the batteries can
be replaced without powering down the whole UPS system.
1. Turn off the equipment that is plugged into the output receptacles of the UPS.
2. Turn off the UPS using the primary power switch on the front.
3. Turn off the AC circuit breaker on the rear panel of the UPS (if applicable).
4. Unplug the UPS's AC power cord from the AC outlet.
5. Unplug the equipment from the output receptacles of the UPS.
6. Remove the cover of the UPS.
7. Disconnect the battery positive (red) wire and the all of the battery jumper wires.
8. Disconnect the battery negative (black) wire.
9. Remove the top four retaining screws and the top battery retaining bracket.
English
10. Remove the top row of the batteries.
11. Remove the bottom four retaining screws and the bottom battery retaining bracket.
12. Remove the bottom row of the batteries.
13. Install the bottom row of new batteries.
14. Reinstall the bottom battery retaining bracket and the retaining screws.
15. Install the top row of new batteries.
16. Reinstall the top battery retaining bracket and the retaining screws.
17. Reconnect the battery negative (black) wire and the battery jumper wires. Verify proper
polarity, negative (black) wire to the battery negative terminal and the battery jumper wires
are connected properly.
18. Reconnect the battery positive (red) wire to the battery positive terminal. Some
sparking may occur, this is normal.
19. Reinstall the cover on the UPS.
20. Dispose of the batteries properly at an appropriate recycling facility or return them to the
supplier in the packing material for the new batteries. Follow local EPA guidelines when
disposing of batteries. Note: These batteries contain lead and must be disposed of per
environmental guidelines.
21. The UPS is now ready for the normal start-up procedure.
Step 7 Step 9
Step 8