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Jul 11, 2025
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2022-2023 Academic Catalog [ARCHIVED CATALOG]
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INHR 12131 - Symbols and Wiring Diagrams 0.50 CR
HVAC-R technicians must have a thorough understanding of electrical symbols and diagrams. This module builds the knowledge of common symbols and typical devices they might find on a diagram. By the end of the module the student will be able to interpret and draw the symbols, and place them into a simple ladder, schematic, or pictorial drawing of HVAC-R equipment.
Course Learning Outcomes:
- Demonstrate safe and proper use of electrical tools and equipment.
- Demonstrate knowledge of basic electrical theory.
- Demonstrate knowledge of electrical circuits.
- Demonstrate an understanding of electrical communication using schematic and pictorial drawings.
- Demonstrate an understanding of HVAC-R electrical controls.
- Demonstrate electrical troubleshooting strategies and techniques on HVAC-R equipment.
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