Test faulty equipment to diagnose malfunctions, using test equipment or software, and applying knowledge of the functional operation of electronic units and systems. Inspect components of industrial equipment for accurate assembly and installation or for defects, such as loose connections or frayed wires. Install repaired equipment in various settings, such as industrial or military establishments. Examine work orders and converse with equipment operators to detect equipment problems and to ascertain whether mechanical or human errors contributed to the problems. Perform scheduled preventive maintenance tasks, such as checking, cleaning, or repairing equipment, to detect and prevent problems. Study blueprints, schematics, manuals, or other specifications to determine installation procedures. Set up and test industrial equipment to ensure that it functions properly. Repair or adjust equipment, machines, or defective components, replacing worn parts, such as gaskets or seals in watertight electrical equipment. Maintain equipment logs that record performance problems, repairs, calibrations, or tests. Calibrate testing instruments and installed or repaired equipment to prescribed specifications. Develop or modify industrial electronic devices, circuits, or equipment, according to available specifications. Coordinate efforts with other workers involved in installing or maintaining equipment or components. Operate equipment to demonstrate proper use or to analyze malfunctions. Consult with customers, supervisors, or engineers to plan layout of equipment or to resolve problems in system operation or maintenance. Enter information into computer to copy program or to draw, modify, or store schematics, applying knowledge of software package used. Advise management regarding customer satisfaction, product performance, or suggestions for product improvements. Determine feasibility of using standardized equipment or develop specifications for equipment required to perform additional functions. Send defective units to the manufacturer or to a specialized repair shop for repair.