Job Description:

• 1) Repairs and maintains mail-processing equipment, such as letter-canceling machines, letter-facing-and-canceling machines, mail-sorting machines, and conveyor systems, following blueprints and schematic diagrams, using handtools, power tools, and electrical testing instruments: Inspects machine to locate causes of trouble, using ammeters, ohmmeters, relay testers, and other testing instruments.

• 2) Dismantles machine, using handtools and power tools.

• 3) Repairs wiring circuits and replaces parts, such as relays, resistors, condensers, and rheostats in electrical systems, using handtools.