| 
	
 | 
		  | 
		
			 
			Nov 04, 2025			
		 | 
		  | 
		
		
	     
          
            
              
                
                  
                  AHR 140 - All-Weather Systems Class Hours: 1 Lab Hours: 3 Clinic/WkExp Hours: 0 Credit Hours: 2
  Prerequisite: AHR 112  or AHR 113  Corequisite: None Local Prerequisite: None Local Corequisite: None
  Additional Fees: $11.25 Lab
  This course covers the principles of combination heating and cooling systems including gas-electric, all-electric, and oil-electric systems. Topics include PTAC’s and package and split-system units. Upon completion, students should be able to understand systems performance and perform routine maintenance procedures.   
				  
  
			
				Add to Portfolio (opens a new window)
			                   | 
               
             
             | 
			
		  	
  
		 |