The authors contribution to this paper is to present a concept solution of a remote control robot (RCR) used for decommissioning of the horizontal fuel channels pressure tube in the CANDU nuclear reactor. In this paper the authors highlight few details of geometry. operations. constraints by kinematics and dynamics of the robot movement inside of the reactor fuel channel. https://www.diegojavierfares.com/super-find-Supertech-Performance-Block-Guard-for-Honda-Acura-K24-K24A-K24A2-K24A4-K24A8-Engines-limited-super/