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BATTERY REPLACEMENT INSTRUCTIONS FOR DSS1500RT-TBF DSS2200RT-TBF Uninterruptible Power Supply System...
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Follow the steps and Charts as below to replace batteries: 1. Take off the LCD box, and remove the screws. 2. Slide and pull the front panel leftward and then take it off. 3. Disconnect the cable from the UPS and battery pack. 4.
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Testing New Batteries For a battery test, please check: The batteries must be fully charged. The UPS must be in Normal mode with no active alarms. Don’t take on/off the load. To test batteries: 1. Connect the UPS to utility power for at least 48 hours to charge the batteries. button 10 seconds to start the battery test.
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