80% of the Faults in the Hydraulic System are Caused by Pollution. In order for the hydraulic system to operate without fail, the newly installed or existing operating system must be cleaned at regular intervals. With Seide RK91 Filtration and Flushing Machine, which will provide practical and easy hydraulic system cleaning, it will be possible to clean at NAS5 level with 3 filters at 950lt / min.