2026-2027 Catalog and Student Handbook 
    
    May 20, 2026  
2026-2027 Catalog and Student Handbook
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AHR 250 - HVAC System Diagnostics


Class Hours 0
Lab Hours 4
Credit Hours 2
Minimum State Prerequisites: Take AHR 114  ​or AHR 133  
Minimum State Corequisites: Take AHR 112  
Local Prerequisites: None
Local Corequisites: None

This course is a comprehensive study of air conditioning, heating, and refrigeration system diagnostics and corrective measures. Topics include advanced system analysis, measurement of operating efficiency, and inspection and correction of all major system components. Upon completion, students should be able to restore a residential or commercial AHR system so that it operates at or near manufacturers’ specifications.

College Transfer: N/A



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