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    Accurate and proper assembly, taking into account the technical specifications of the machine and the requirements of the project and providing the necessary training to executive personnel, is one of the most important factors influencing the success of the mechanized projects, the lack of proper access to many key equipment of the machine after the start of drilling operations is its main reason.
    Long-term stops of devices in the worst environments to allow accessing equipment to such as Main Drive, Shields, Cutter heads and etc., are the problems caused by insufficient attention to the principles of assembly and setting up.
    Tunnel Saz Machine, has always tried to take into account the technical specifications of the project and its related requirements at the time of assembly and setting up, and by providing classroom and practical training during the assembly and initial operation of the machine, make assurance of acceptable working efficiency during the project.