Yves Tristan Ortiz

• Performed preventive maintenance services, such as oil changes, lubrications, and tune-ups.
• Replaced or repaired worn parts on vehicles, including brake systems, steering mechanisms, wheel bearings and other components.
• Inspected and tested vehicles to diagnose faults using electronic testing equipment.
• Repaired or replaced defective parts using hand tools and power tools.
• Diagnosed mechanical problems using computerized diagnostic equipment.
• Installed accessories such as radios, heaters, mirrors and windshield wipers.
• Used hoists or jacks to lift heavy objects when needed during repair work.
• Disposed of used fluids properly according to environmental regulations.
• Ordered replacement parts from suppliers when necessary for repairing vehicles.
• Checked electrical systems such as wiring harnesses for malfunctions or damage.
• Conducted routine preventive maintenance checks and services on company vehicles.
• Performed repairs, including removing, cleaning and replacing parts and systems.
• Ordered special replacement parts and components for heavy equipment.
• Examined vehicles to determine extent of damage or malfunctions.
• Inspected, serviced, repaired, replaced, adjusted and tested vehicle systems, subsystems and components.
• Maintained power assisted brake systems, wheeled vehicle suspension systems, wheel and hub assemblies and wheeled vehicle hydraulic steering systems.
• Performed services and preventive maintenance checks on all assigned vehicles.
• Reviewed work orders and discussed with supervisors.
• Used diagnostics and troubleshooting tools to identify failures and equipment issues.
• Trained and guided employees on correct methods for performing different repairs and maintenance services.
• Inspected vehicles for damage and recorded findings to facilitate repairs.
• Performed troubleshooting and diagnostic procedures to locate source of malfunctions.
• Completed standard inspections to assess wear and damage to vehicles.
• Completed simple and advanced repairs according to specifications for brakes, exhaust and electrical systems.
• Checked vehicle mileage and determined necessary belts, fluids flushing or gasket replacements.
• Aligned wheels using special alignment equipment and wheel-balancing machines.
• Removed old oil, replaced filters, and added correct amounts of fluids.

(1) Troubleshoots, performs maintenance and major repairs on heavy-duty mobile equipment, combat, and tactical. This may include self-propelled artillery, tracked cargo and personnel carriers, road graders, mobile cranes, front loaders, conveyors, bulldozers, power shovels, compressors, generators, tanks, tracked combat vehicles, all terrain vehicles, trucks, semi trailers, forklifts, tractors, and accessory equipment. Troubleshoots, repairs and overhauls major systems to include internal combustion engines, automatic transmissions, heavy duty drive line systems, and hydraulic utility systems and controls. Makes repairs to assemblies and components such as voltage regulators, generators/alternators, brake cylinders, etc. Performs work in accordance with modification work orders, technical manuals, lubrication orders, maintenance bulletins, regulations or management policies. May repair a variety of more complex major systems to include engines, cross drive or similar multi-system transmissions and a variety of intricate fuel injection systems.

(2) Troubleshoots equipment and diagnoses the cause of mechanical failures by means of visual and auditory checks and/or uses test equipment such as engine analyzers, compression testers, voltmeters, ohmmeters, pressure gauges, and computer diagnostic tools. Utilizes embedded diagnostics in equipment and a wide variety of original equipment manufacturer system analyzers in order to determine the exact nature or extent of repair. Determines what adjustments may be necessary to complete work orders, and whether any additional repairs other than those specified or indicated on the work order are necessary.

(3) Removes and disassembles engines and major assemblies, sub-assemblies, components, and fuel, hydraulic, and oil pressure systems. Makes the appropriate repairs, overhaul, or modifications i accordance with the proper repair specifications and procedures. Makes adjustments and repairs to electrical and suspension systems. May install pistons, sleeves, rings, bearings, rods, crankshafts, timing gears, and rocker arms. May be required to perform fuel injection equipment repair, overhaul, rebuild, and calibration duties utilizing a variety of complex test and calibration equipment.

(4) Independently performs repairs and maintenance functions in remote locations that can be accomplished by removing, cleaning, reinstalling, or replacing defective parts of components and systems such as injectors, leaking wheel cylinders, corroded mufflers, fuel tanks, brake cylinders and worn brake shoes, voltage regulators, generators, injector pumps, and fuel pumps. Provides technical guidance and specialized team leadership to lower grade employees within the team. Assists lower grade mechanics in performing major repair work. May provide Field and limited Sustainment maintenance at unit locations as part of a "contact team." Recovers and evacuates inoperable vehicles from the unit location of breakdown. May assist higher graded mechanics in repairing a variety of interconnected systems such as electrical, air and hydraulic systems, complex state of the art electrical and electronic systems that use specialized diagnostic equipment to identify problems, complex fuel injection systems and other similar complex systems.

(5) Conducts readiness and repair inspections on vehicles and associated equipment supported by the activity. Performs operational inspections and ensures vehicles and equipment are properly serviced, including brake adjustments, replacing hydraulic fluids, greasing, cleaning, etc., and performs other preventive maintenance operations as required. Inspects supported equipment prior to use during Inactive Duty Training (IDT) and Annual Training (AT), to ensure that it is functioning properly. May inspect in-process repair work of lower graded repairer to ensure equipment is being repaired in accordance with pertinent requirements. May serve as a commodity inspector during Command Maintenance Management evaluations (COMET) or as a member of a Maintenance Assistance Instruction Team (MAIT). Instructs operator/crew in the maintenance of equipment and provides technical advice and assistance to supported units when requested.

• Maintained Counter Rocket, Artillery, Mortar (CRAM) by inspecting the system and subsystem components.
• Communicate with the Operation Cell using the radio, with proper radio etiquette.
• Complete daily duty logs and maintain DA1594 to report all system status, maintenance issues, round counts, and personnel on site.
• Assist the Field Service Representative (FRS) and Generator Technician with updates and any installation requirements, as needed.
• Secure the gun site by patrolling the area of operation, inspecting surroundings, monitoring surveillance equipment, and permitting personnel entry.