Module 4: Correcty Wiring a wall lesson

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Construction Electrician.

Construction electricians lay out, assemble, install, test, troubleshoot, and repair electrical wiring, fixtures, control devices, and related equipment in buildings and other structures. They construct electrical systems in the following facilities:

• Residential: single family, townhouse, condominium, and high rise apartments

• Commercial: office buildings, shopping malls

• Institutional: schools, hospitals, jails

• Industrial: manufacturing facilities, sawmills, mines
Construction electricians are employed by electrical contractors and maintenance departments of buildings and other establishments, or they may be self-employed.
Main duties Electricians in this unit group perform some or all of the following duties:

• Read and interpret drawings, circuit diagrams, and electrical code specifications to determine wiring layouts for new or existing installations.
• Install conduits, tubing, and cable trays for wires and cables.
• Pull wire through conduits and cables through holes in walls and floors.
• Install brackets and hangers to support electrical equipment.
• Install, replace, and repair lighting fixtures and electrical control and distribution equipment, such as switches, relays, and circuit breaker panels.
• Splice, join, and connect wire to fixtures and components to form circuits.
• Test continuity of circuits using test equipment to ensure compatibility and safety of the system, following installation, replacement, or repair.
• Troubleshoot and isolate faults in electrical and electronic systems and remove and replace faulty components.
• Connect electrical power to audio and visual communication equipment, signalling devices, and heating and cooling systems.
• Conduct preventive maintenance programs and keep maintenance records


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