Repair, install, adjust, or maintain industrial production and processing machinery or refinery and pipeline distribution systems .

Record parts and materials used, and order or requisition new parts and materials as necessary. Record repairs and maintenance performed. Analyze test results, machine error messages, and information obtained from operators in order to diagnose equipment problems. Clean, lubricate, and adjust parts, equipment, and machinery. Disassemble machinery and equipment to remove parts and make repairs. Examine parts for defects such as breakage and excessive wear. Observe and test the operation of machinery and equipment in order to diagnose malfunctions, using voltmeters and other testing devices. Operate newly repaired machinery and equipment to verify the adequacy of repairs. Reassemble equipment after completion of inspections, testing, or repairs. Repair and maintain the operating condition of industrial production and processing machinery and equipment. Repair and replace broken or malfunctioning components of machinery and equipment. Study blueprints and manufacturers' manuals to determine correct installation and operation of machinery. Cut and weld metal to repair broken metal parts, fabricate new parts, and assemble new equipment. Demonstrate equipment functions and features to machine operators. Enter codes and instructions to program computer-controlled machinery.

Mechanical -- Knowledge of machines and tools, including their designs, uses, repair, and maintenance. Engineering and Technology -- Knowledge of the practical application of engineering science and technology. This includes applying principles, techniques, procedures, and equipment to the design and production of various goods and services. Physics -- Knowledge and prediction of physical principles, laws, their interrelationships, and applications to understanding fluid, material, and atmospheric dynamics, and mechanical, electrical, atomic and sub- atomic structures and processes. Computers and Electronics -- Knowledge of circuit boards, processors, chips, electronic equipment, and computer hardware and software, including applications and programming.

Repairing -- Repairing machines or systems using the needed tools. Equipment Maintenance -- Performing routine maintenance on equipment and determining when and what kind of maintenance is needed. Troubleshooting -- Determining causes of operating errors and deciding what to do about it. Operation Monitoring -- Watching gauges, dials, or other indicators to make sure a machine is working properly. Quality Control Analysis -- Conducting tests and inspections of products, services, or processes to evaluate quality or performance. Equipment Selection -- Determining the kind of tools and equipment needed to do a job. Operation and Control -- Controlling operations of equipment or systems. Installation -- Installing equipment, machines, wiring, or programs to meet specifications.

Visualization -- The ability to imagine how something will look after it is moved around or when its parts are moved or rearranged. Control Precision -- The ability to quickly and repeatedly adjust the controls of a machine or a vehicle to exact positions. Information Ordering -- The ability to arrange things or actions in a certain order or pattern according to a specific rule or set of rules (e.g., patterns of numbers, letters, words, pictures, mathematical operations). Manual Dexterity -- The ability to quickly move your hand, your hand together with your arm, or your two hands to grasp, manipulate, or assemble objects. Finger Dexterity -- The ability to make precisely coordinated movements of the fingers of one or both hands to grasp, manipulate, or assemble very small objects. Extent Flexibility -- The ability to bend, stretch, twist, or reach with your body, arms, and/or legs. Hearing Sensitivity -- The ability to detect or tell the differences between sounds that vary in pitch and loudness. Visual Color Discrimination -- The ability to match or detect differences between colors, including shades of color and brightness. Arm-Hand Steadiness -- The ability to keep your hand and arm steady while moving your arm or while holding your arm and hand in one position. Near Vision -- The ability to see details at close range (within a few feet of the observer).

Repairing and Maintaining Mechanical Equipment -- Servicing, repairing, adjusting, and testing machines, devices, moving parts, and equipment that operate primarily on the basis of mechanical (not electronic) principles. Inspecting Equipment, Structures, or Material -- Inspecting equipment, structures, or materials to identify the cause of errors or other problems or defects. Getting Information -- Observing, receiving, and otherwise obtaining information from all relevant sources. Handling and Moving Objects -- Using hands and arms in handling, installing, positioning, and moving materials, and manipulating things. Performing General Physical Activities -- Performing physical activities that require considerable use of your arms and legs and moving your whole body, such as climbing, lifting, balancing, walking, stooping, and handling of materials. Controlling Machines and Processes -- Using either control mechanisms or direct physical activity to operate machines or processes (not including computers or vehicles). Updating and Using Relevant Knowledge -- Keeping up-to-date technically and applying new knowledge to your job. Making Decisions and Solving Problems -- Analyzing information and evaluating results to choose the best solution and solve problems. Judging the Qualities of Things, Services, or People -- Assessing the value, importance, or quality of things or people. Identifying Objects, Actions, and Events -- Identifying information by categorizing, estimating, recognizing differences or similarities, and detecting changes in circumstances or events.