Dser RoboGeek 21T User Manual page 30

Battery Removal
Follow these instructions to remove and reinstall robot's battery:
Unscrew the door and the two screws on the battery door,
1.
then remove.
2.
Reinstall the battery with the battery label and tabs facing up.
Reinstall the battery door and the two screws. Take care not to pinch
3.
the side brush in the battery door when re-installing the battery.
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