The study of electrical devices and basic circuits with attention to instruments used for circuit analysis. A presentation of electronic devices and basic circuits utilizing electronic instruments for analyzing electronic circuits. Concentration is provided in basic digital circuits. The development and use of troubleshooting charts and diagrams are provided. A presentation of commonly used mechanical drive systems such as clutches, V-belt drive, chain drives, and couplings.
Treatment is given to maintenance and troubleshooting techniques.
A continuation of refrigeration fundamentals. Focus is on controls, circuits, instruments, motor maintenance, and the troubleshooting and repair of these devices.