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This advanced online course covers common control components found in HVAC/R systems. A logical continuation of the 112 course. Presentations and examples are given for specific devices and their electrical sequence of operation in normal HVAC/R applications. The final modules discuss wiring and schematic reading.

  • Control Methods, Temperature & Pressure
  • Residential Heat / Cool Thermostats @ Low Voltage
  • Really Good Relay Stuff
  • Contactors go / Starters go with protection
  • Power wiring
  • Odds and ends around a schematic
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HVAC/R Electrical 113 Mentor-led Online course
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