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15
BATTERY REPLACEMENT PROCEDURE
(QUALIFIED SERVICE PERSONNEL ONLY)
PLEASE READ THE CAUTIONS AND WARNINGS BEFORE ATTEMPTING
TO REPLACE THE BATTERY MODULES
The batteries can be replaced without powering down the whole UPS system.
NOTE: If there is a power interruption while replacing the batteries, with the
UPS on, the load will not be backed up. To replace the batteries without
powering down the UPS system start with step number 6.
BP240RTXL
1. Turn off the equipment that is plugged into the output receptacles of the
UPS.
2. Press and release the On/Off/Test button on the front panel to turn the
UPS off.
3. Disconnect the UPS from the utility power.
4. Unplug the equipment from the output receptacles of the UPS.
5. Unplug the computer interface cable from the rear panel of the UPS.
6. Turn off all of the DC circuit breakers on the rear panel of all of the Battery
Packs.
7. Disconnect all of the battery cables.
8. Remove the Battery Pack from the rack and lay on the floor or a tabletop.
USE CAUTION: These Battery Packs are extremely heavy. Use two or more
people when removing the Battery Pack.
9. Remove the cover screws from the top cover.
10. Remove the cover and set aside.
11. Remove the retaining screws for the battery retaining brackets.
12. Remove the battery retaining brackets and set aside.
NOTE: Before disconnecting the battery wires it is recommended that you
draw a diagram of how the batteries are connected.
13. Disconnect the battery positive (red) and battery negative (black) wires.
14. Disconnect all of the battery wires.
15. Remove all of the defective batteries and set aside.
16. Install the new batteries in the same orientation as the original batteries.
17. Verify proper polarity. Re-install the battery wires.
18. Reconnect the battery positive (red) and battery negative (black) wires.
19. Re-install the battery retaining brackets and secure with the retaining
screws.
20. Re-install the top cover and secure with the retaining screws
21. Re-install the Battery Pack in the rack.
22. Reconnect all of the battery cables.
23. Turn on all of the DC circuit breakers on the rear panel of all of the Battery
Packs.
24. Properly dispose of the old batteries at an appropriate recycling facility or
return them to the supplier in the packing material for the new batteries.
25. The Battery Pack is ready for normal operation.
NOTE: If the UPS has a Weak/Bad Battery Alarm after replacing the batter-
ies, the user must initiate a self-test to clear the Weak/Bad Battery Alarm. To
initiate a self-test see section 4 "ON / OFF/ TEST BUTTON" in the UPS's
User's Manual.
(12 Seiten)
(44 Seiten)
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