MGE UPS Systems GES-202L User Manual

16 

 
Your batteries should run anywhere from 3-5 years before they need to be replaced. 
 
Please follow the instructions below for easy, trouble free, battery replacement. 
 
1.  Turn the UPS off (follow procedure previously mentioned) 
2.  Unplug the UPS from utility power source and disconnect all connected loads. 
3.  Disconnect AC power cord from unit. 
4.  Using a phillips screw driver, unscrew the screws holding the top of the unit to the 

bottom.  Put screws in a safe place for reconnection. 

5.  Carefully lift top cover off and place it to the side.  The connecting wires and 

electronics will be exposed.  Be careful not to touch any inner components when 
changing the battery. 

6.  Remove the two (2) main connecting wires (the Red and Black ones) from the 

batteries. 

7.  You can now easily remove the batteries from the unit 
 
Caution: Do not dispose of the batteries in a fire. 
Caution: Do not attempt to open the batteries. 
Caution: The following precautions should be taken when replacing the batteries 

8.  Place your new batteries in the same position, direction and reconnect the wires.  The 

red wire to the positive (+) pole and black wire to the negative (-) pole. 

9.  Please reverse steps 5, 4 and 3 (in that order) to reassemble the unit. 
10. Follow the start-up instructions to properly reconnect your equipment.