Tripp Lite SUT20K Installation Instructions Manual page 3

Battery Replacement
3
Remove the screws securing the left and right L-brackets. Remove brackets.
4
Open the terminal housings covering the internal battery cable terminals. Disconnect the terminals (Figure 1.1.).
Refer to Figures 1-2 ~ 1-5 for each model's battery installation.
(Figure 1-1: Disconnecting Internal Battery Cable)
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