Understands electrical theory and practice as applied to the operation of such components as electric motors, motor starters, contractors, control relays, time delay relays, circuit breakers, fusing, PLC's, fluid flow and temperature sensors, and other related electrical, pneumatic and mechanical components. Tools and Equipment: Use computer, multimeter, digital refrigeration gauge, temp probe, manometer, analog signal generator, balancing machine, leak detectors (refrigerant & gas), temperature and humidity meter, hand and power tools, motorized pallet jack, tachometer, and ac clamps.