Telecommunications Line Installers and Repairers

String and repair telephone and television cable, including fiber optics and other equipment for transmitting messages or television programming.

Job Task

• Installs terminal boxes and strings lead-in-wires, using electrician's tools.
• Ascends poles or enters tunnels and sewers to string lines and install terminal boxes, auxiliary equipment and appliances, according to diagrams.
• Repairs cable system, defective lines, and auxiliary equipment.
• Pulls lines through ducts by hand or with use of winch.
• Collects installation fees.
• Explains cable service to subscriber.
• Cleans and maintains tools and test equipment.
• Fills and tamps holes, using cement, earth, and tamping device.
• Digs holes, using power auger or shovel, and hoists poles upright into holes, using truck-mounted winch.
• Installs and removes plant equipment, such as callboxes and clocks.
• Measures signal strength at utility pole, using electronic test equipment.
• Connects television set to cable system, evaluates incoming signal, and adjusts system to ensure optimum reception.
• Computes impedance of wire from pole to house to determine additional resistance needed for reducing signal to desired level.

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