Practice tests are comprised of independent chapters, each testing you on the specific subjects within the trade.
        
            Table of Contents
        
            
                | # | Title | Questions | 
            
                    
                        
                        | 1 | Chillers | 17 | 
                
                    
                        
                        | 2 | Compressors, Ducts, Furnaces and Exhaust Hoods | 33 | 
                
                    
                        
                        | 3 | Compressors, Refrigerants, Valves, Air Conditioning and Thermostats | 37 | 
                
                    
                        
                        | 4 | Configurations and Pipes | 11 | 
                
                    
                        
                        | 5 | Distribution Systems | 30 | 
                
                    
                        
                        | 6 | Estimating, Basic Blueprint Reading and Plans | 31 | 
                
                    
                        
                        | 7 | Evaporators, Lubricants, Pipelines and Water Pressure | 31 | 
                
                    
                        
                        | 8 | Friction | 16 | 
                
                    
                        
                        | 9 | Gas Codes | 19 | 
                
                    
                        
                        | 10 | Installation and Ductwork | 16 | 
                
                    
                        
                        | 11 | Installation and Troubleshooting | 31 | 
                
                    
                        
                        | 12 | Job Safety | 20 | 
                
                    
                        
                        | 13 | Motor Controls and Occupancies | 14 | 
                
                    
                        
                        | 14 | Pump Description | 17 | 
                
                    
                        
                        | 15 | Pumps | 12 | 
                
                    
                        
                        | 16 | Speed and Curves | 18 | 
                
                    
                        
                        | 17 | Storage Tanks | 17 | 
                
                    
                        
                        | 18 | System Applications | 42 | 
                
                    
                        
                        | 19 | System Design Data | 26 | 
                
                    
                        
                        | 20 | Temperatures, Boilers, Furnaces and Valves | 33 | 
                
                    
                        
                        | 21 | Tower Pumps | 20 | 
                
                    
                        
                        | 22 | Two Pipe Cooling and Heating Systems | 17 | 
                
                    
                        
                        | 23 | USA Dig Alert | 21 | 
                
                    
                        
                        | 24 | Water Use in HVAC Systems | 20 | 
                
                                
                |  | Total = | 549 |