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8.Disconnect the positive (red) wire from the battery positve terminal.

9.Using the pull tab, pull the batteries out far enough to get to the battery negative (black) wire. DO NOT pull the batteries out by pulling the battery jumper wires.

10.Disconnect the battery negative (black) wire from the battery negative terminal.

11.Using the pull tab, pull the batteries out completely. DO NOT pull the batteries out by pulling the battery jumper wires.

12.Remove the battery jumper wire.

13.Verify proper polarity. Re-install the battery jumper wire on the new batteries.

14.Slide the new batteries into the battery compartment far enough to connect the battery negative wire.

15.Verify proper polarity. Reconnect the battery negative (black) wire to the battery negative terminal.

16.Slide the batteries the rest of the way into the battery compartment.

17.Verify proper polarity. Reconnect the battery positive (red) wire to the battery positive terminal. Some sparking may occur, this is normal.

18.Reinstall the battery retaining bracket and the retaining screws.

19.Reinstall the front panel of 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.

21.The UPS is now ready for the normal start-up procedure.