Tools Featured in this Teardown


A mobile robot developed in the 80s by Tomy and sold by Radioshack in the United States.

More videos and information can be found at the I Heart Robotics blog

This guide shows a tear down of the main arm.

This teardown is not a repair guide. To repair your Mobile Armatron, use our service manual.

Open up the remote control.
  • Open up the remote control.

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Remove the screw as indicated.
  • Remove the screw as indicated.

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  • If someone spilled soda or apple juice over the controller it may be helpful to clean the board using contact cleaner.

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  • Remove screws where indicated.

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  • Gripper components can be removed for further disassembly.

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  • Use the knife to peel off stickers that conceal the screw holes.

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  • More screws can be removed to check the condition of gear teeth.

  • Admire the mechanical design.

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