Eaton Powerware 9120 - Internal Battery Replacement Procedure

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8.1 How to Replace Internal Batteries
Use the following steps to replace the internal batteries:
1. Remove screws where indicated (a).
2. Using caution not to put stress on the LCD
display cable, pull the top panel forward and
place it on top of the UPS.
3. Unscrew the bottom panel screws (b).
4. Lift up the front panel to disengage the
locking tabs and then pull the panel for-
ward to remove.
5. Remove Battery Cover “A” screws where
indicated. Rotate cover in direction of arrow
and remove cover.
6. Remove Battery Cover “B” screws where
indicated. Slide cover to the right then lift to
remove.