A professional who inspects and adjusts components and subassemblies of high-speed printers used in electronic data systems for conformance with specifications, using testing equipment and handtools. Responsibilities include:

• Examines components and subassemblies for defects and faulty work, using schematic drawings and work process specifications.
• Measures and checks clearances, tensions, alignments, and electric circuitry, using gauges, ohmmeter, and aligning fixtures.
• Turns adjusting screw to increase or decrease tension and clearance of parts not conforming to specifications.
• Examines printout of printed characters to determine if height, width, and spacing meet specifications, using plastic template, and adjusts rollers to correct defects, using handtools.
• Connects frequency meter lead to circuit board of printer and reads meter dial to verify that frequency readings are within prescribed limits.
• Measures printer motor speed, using motor-speed tester, and routes defective motors to repair shop.