Responding mining site repairs such as troubleshooting, remove and install of components, major and minor repairs of machines at site. Gives service recommendation to the customer. Performs fully machine recondition and rehabilitation on Machines. Conduct Technical Analysis on Mining heavy equipment units. Performs testing, adjusting and calibrations of hydraulic components. Performs applied failure analysis report on damaged major components. Performs parts evaluation and reusability. Performs parts survey and service report writing. Performs Custom Track Service (CTS) on Track Type Tractors, evaluate results and create recommendations. Performs Condition Monitoring of machines, predictive and preventive maintenance. Mechanical Repairs (Major and Minor): Major machine rehabilitation/recondition. Remove and install machine and engine components (Minor Experience). Component rebuild and repairs. Predictive and preventive maintenance. Remove and install of bucket box, evaluate results Bushings and pins then create a recommendation. Hydraulic Repairs (Major and Minor): Hydraulic cylinders resealing and reconditioning. Hydraulic control valve resealing (Minor Experience). Hydraulic hoses repair. Hydraulic system basic troubleshooting. Hydraulic pumps and motors removal and installation. Remove and Install of Boom, Stick and Bucket cylinders. Remove and Install of Hydraulic Pumps, Control Valves. Remove and Install of monoboom and stick arm. Remove and Install of Hydraulic oil cooler and Radiator assy Remove and Install of swing gear box. Undercarriage Repair (Major and Minor): Remove and install track groups Assemble-disassemble track group Reconditioning track frame group Resealing track adjusters Remove and Install of front idlers Remove and install, track rollers, carrier rollers, sprocket segments and final drives. Performs Custom Track Service for the forecasting of undercarriage component service life. Servicing track adjuster recoil group (minor experience). Evaluate of under carriage parts, create recommendation.