Introduction

This guide will help you open up bObi and replace the edge sensors. Before opening bObi for this repair, try cleaning the floor sensors with a dry cloth.

If you'd like a video tutorial on this replacement, see: https://www.youtube.com/watch?v=7eh3TSj4...

Image 1/3: Next, remove bObi Pet's dustbin. Grip the small tab on the back of the bin, and pull to remove. Image 2/3: Next, remove bObi Pet's dustbin. Grip the small tab on the back of the bin, and pull to remove. Image 3/3: Next, remove bObi Pet's dustbin. Grip the small tab on the back of the bin, and pull to remove.
  • Before we get started, turn bObi Pet OFF and flip her over onto a flat surface.

  • Next, remove bObi Pet's dustbin. Grip the small tab on the back of the bin, and pull to remove.

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Image 1/2: The wheel will pop out and you will see two screws beneath it. Image 2/2: There is a larger screw set deeper in the wheel compartment. Use the screwdriver to remove it.
  • Grip the front wheel and pull straight up, using the screwdriver for leverage.

  • The wheel will pop out and you will see two screws beneath it.

  • There is a larger screw set deeper in the wheel compartment. Use the screwdriver to remove it.

  • Remember to keep all screws and parts removed from bObi Pet safely aside during the repair. They may be needed for re-assembly.

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Image 1/3: Grip the brush compartment and pull down to reveal two screws on a red fastener. Image 2/3: Remove them with the screwdriver. Image 3/3: Remove them with the screwdriver.
  • Remove the screws on both sides of bObi Pet’s dustbin. Then, remove the corner pieces that were held down by the screws.

  • Grip the brush compartment and pull down to reveal two screws on a red fastener.

  • Remove them with the screwdriver.

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Image 1/3: Remove the 4 screws located beneath the brush compartment. Image 2/3: Remove the 4 screws located beneath the brush compartment. Image 3/3: Remove the 4 screws located beneath the brush compartment.
  • Pull the brush compartment up until the fastener is freed from bObi Pet. Then, detach the brush compartment's circuit plug and set it aside.

  • Remove the 4 screws located beneath the brush compartment.

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Image 1/2: Remove the fastener and set it aside for reassembly. Image 2/2: The cover is no longer secured, so carefully flip bObi Pet onto her wheels.
  • Remove the 2 screws on the dustbin’s red fastener.

  • Remove the fastener and set it aside for reassembly.

  • The cover is no longer secured, so carefully flip bObi Pet onto her wheels.

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Image 1/3: Remove the two circuit plugs connecting the lid to the mainboard. Image 2/3: bObi Pet's cover is entirely separated, and you may now access any of her internal parts for replacement. Image 3/3: bObi Pet's cover is entirely separated, and you may now access any of her internal parts for replacement.
  • Lift the cover to reveal the main board underneath.

  • Remove the two circuit plugs connecting the lid to the mainboard.

  • bObi Pet's cover is entirely separated, and you may now access any of her internal parts for replacement.

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Image 1/2: They attach to the left side of her mainboard. Pull to remove the circuit plug. Image 2/2: If there is glue holding down the wires, you may scrape it off using your screwdriver.
  • bObi Pet has 4 edge sensors along her front edge.

  • They attach to the left side of her mainboard. Pull to remove the circuit plug.

  • If there is glue holding down the wires, you may scrape it off using your screwdriver.

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Image 1/3: Image 2/3: Image 3/3:
  • There is one screw holding each edge sensor in place. Remove all four screws and keep them aside for reassembly.

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Image 1/3: Lift each of the sensor pieces out, and you'll be ready to install your new ones. Image 2/3: Lift each of the sensor pieces out, and you'll be ready to install your new ones. Image 3/3: Lift each of the sensor pieces out, and you'll be ready to install your new ones.
  • Do not remove the clear covers from the two sensors closest to bObi Pet's front wheel. If they get stuck to the sensors, simply replace them on bObi Pet.

  • Lift each of the sensor pieces out, and you'll be ready to install your new ones.

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Image 1/3: One cover will fit on the sensor with red and white wires. Image 2/3: The other should be placed on the sensor with red and brown wires. Image 3/3: The other should be placed on the sensor with red and brown wires.
  • The outer two sensors will have smaller clear covers attached. Make sure to remove these two covers and attach them to the outer sensors on your replacement part.

  • One cover will fit on the sensor with red and white wires.

  • The other should be placed on the sensor with red and brown wires.

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Image 1/3: The sensor with the shortest wire goes in front of bObi Pet's left wheel. Image 2/3: The sensor with the shortest wire goes in front of bObi Pet's left wheel. Image 3/3: The sensor with the shortest wire goes in front of bObi Pet's left wheel.
  • Attach the sensors’ circuit plug to the mainboard. You should be able to tell where each sensor sits on bObi Pet by the length of its wires.

  • The sensor with the shortest wire goes in front of bObi Pet's left wheel.

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Image 1/3: Then the final sensor and its cover will fit in front of bObi Pet's right wheel. Image 2/3: Then the final sensor and its cover will fit in front of bObi Pet's right wheel. Image 3/3: Then the final sensor and its cover will fit in front of bObi Pet's right wheel.
  • The sensor with a green wire goes beside it. Then the yellow-wired sensor is next.

  • Then the final sensor and its cover will fit in front of bObi Pet's right wheel.

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Image 1/3: You may add glue or electrical tape to the new circuit plug for a more secure hold. Image 2/3: Be sure to tuck any protruding wires into the crevices around the mainboard and you’re ready to close the cover. Image 3/3: For help closing the cover, refer to the re-assembly guide: https://www.ifixit.com/Guide/Assemble+bObi+Pet+Post-Repair/64805
  • Re-install one screw onto each sensor.

  • You may add glue or electrical tape to the new circuit plug for a more secure hold.

  • Be sure to tuck any protruding wires into the crevices around the mainboard and you’re ready to close the cover.

  • For help closing the cover, refer to the re-assembly guide: Assemble bObi Pet Post-Repair

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Conclusion

Congratulations on replacing bObi Pet's edge sensors! To finish off this repair, you'll want to close bObi Pet's cover. Find the guide here: Assemble bObi Pet Post-Repair

Chelsea

Member since: 09/24/2014

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