Introduction
Directions for opening bObi and removing the touch sensor strip under the bumper pads. For help closing bObi, see Closing bObi's Cover Post-Repair
Tools
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            Remove bObi’s front wheel to access one of the screws holding bObi together. 
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            Uninstall the larger screw that sits deeper in the wheel compartment. 
 
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            Remove bObi's dustbin. 
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            Uninstall the 2 screws close to the bin and 2 smaller screws above her main brushes. 
 
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            Lift the brush holder. To detach completely, unplug it from bObi. 
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            Remove the two screws on the dustbin contact point holder inside bObi. 
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            There are 4 screws beneath the main brushes. Uninstall these, and open bObi up to expose her main circuit board. 
 
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            Detach the two circuit plugs connecting bObi's cover to the main board and the cover will be completely removed. 
 
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            The sensor strips underneath bObi's 80 exterior touch sensors are attached to the cover circuit board by two wires, one red one white. 
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            The circuit plug on the left communicates with bObi's right half of touch sensors. 
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            The plug on the right controls bObi's left half of touch sensors. 
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            Remove the appropriate touch sensor's circuit plug from the cover's circuit board. 
 
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            Feed both wires towards the end of the bumper. 
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            Continue along the inside edge of the bumper until the wires are unhooked from each holder. 
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            Then, pull both out from the post at the bumper's edge. 
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            Pull each wire to the side to disconnect it from the touch sensor adapter. 
 
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            Plug in the white wire to the bottom touch strip connector, and the red one on top. 
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            Tuck the wires behind the white post at the end of the bumper. Then, feed them back through the hooks. 
 
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            Firmly press the circuit plug for the replacement sensor in to the open space. 
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            To put bObi back together, follow the steps in the reassembly guide: Closing bObi's Cover Post-Repair 
 
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For instructions on how to reassemble bObi's cover, check out the guide Closing bObi's Cover Post-Repair