HVAC 2051 - Advanced Refrigeration I

1. Air-cooled and water cooled systems
2. Compressor testing, mechanical and electrical
3. Condenser applications
4. Defrost methods and components
5. Evaporator applications
6. Evaporator temperatures
7. High, medium and low temperature refrigeration
8. Ice machines
9. Pump-down cycle operation
10. Refrigeration system applications
11. Safety
12. Troubleshooting techniques for commercial refrigeration

1. define high, medium and low temperature refrigeration
2. describe the differences in operating characteristics between water-cooled and air-cooled systems.
3. describe the basis of exchanging heat in a condenser.
4. test compressors.
5. test and adjust expansion devices.
6. describe pump down systems.
7. explain methods and components of defrost.
8. explain the function of mechanical controls and electrical controls in a refrigeration system.
9. describe applications of refrigeration systems.
10. determine the boiling temperature in an evaporator.
11. identify different types of evaporators.
12. explain the purpose of a condenser in a refrigeration system.
13. demonstrate safety procedures.
14. identify unsafe practices.
15. service commercial ice machines.
16. troubleshoot commercial refrigeration equipment.

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