wiring diagram

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English

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Noun

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wiring diagram (plural wiring diagrams)

  1. A schematic representation of the components of an electrical device showing how electrical wiring must be connected.
    • 1962 April, R. K. Evans, “The Acceptance Testing of Diesel Locomotives”, in Modern Railways, page 268:
      Because most diesel failures can be traced to electrical faults, minor in themselves but often difficult to pin-point, any unscheduled halt during a trial run is often the signal for the frenzied unfolding of wiring diagrams and the appearance of an impressive array of voltmeters and circuit testers.