The Fan Speed Control Trainer circuits use the same wire colors as the manufacturers wiring diagram. Students follow printed schematics to wire up either a single-speed single fan system or a two-speed two fan system. Incandescent bulbs are substituted in place of the actual cooling fan motors for safety purposes. Fan Speed Control Trainer presents the hands-on construction, study and live operation of a modern Fan Speed Control System as found on late-model General Motors vehicles.
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