Emerson 000-VA Manuel D’Utilisation

This section describes replacing the internal battery pack, precautions, checking the Liebert GXT3’s 

status and checking UPS functions.

The Liebert GXT3 is designed to allow the user to replace the internal battery pack safely. Read the 

safety cautions before proceeding. Contact your local dealer or Emerson

® 

representative to obtain the 

part number and pricing of the appropriate replacement battery pack.

1. Gently remove the front plastic bezel cover from the UPS.
2. Loosen and remove the six screws on the battery door, as shown in Figure 17.
3. Lay the battery door and screws aside for reassembly.

4. Gently pull the battery wires out and disconnect the battery connector, as shown in Figure 18.

5. Grasp the battery handle and pull one of the internal battery packs out of the UPS, as shown in 

Figure 19.
Repeat this step if both battery packs will be replaced. Each model has two battery packs