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AUT 253汽车空调(3学分)

先决条件:AUT 102．

建议准备:或被接受:m 060或更高或至少安排数学10级。

根据EPA对R-12、R-134a系统、诊断和服务的回收要求，对汽车空调和加热系统进行实际操作研究。一项对新型汽车上的先进电气系统的研究。

AUT 253:汽车空调

https://catalog.cocc.edu/course-outlines/aut-253/

成绩单标题汽车空调学分3年级模式标准信等级联系学时总计72课学时12实验室学时60先决条件AUT 102。汽车空调和加热系统的实际研究，与EPA对R-12, R-134a系统、诊断和服务的回收要求同步进行。一项对新型汽车上的先进电气系统的研究。学习成果1。描述汽车空调和供暖系统的运行情况。2.诊断和维修各种空调和供暖系统。3.在使用暖气和空调系统时，应采用特定的安全措施。4. Perform recovery and handling of R-12, R-134a, and R1234yf refrigerants. 5. Perform a retrofit of a R-12 system to a R-134a system. 6. Communicate technical information verbally and in writing. 7. Describe and practice safety procedures while working in an automotive shop environment. Content outline 1. Pressure test radiator and cap 2. Inspect cooling system 3. Change coolant 4. Test thermostat operation 5. Heater System Inspection 6. Remove and replace drive belt 7. A/C Component Identification 1 8. A/C Component Identification 2 9. A/C Temperature Touch Lab 10. A/C system temperature refrigerant state 11. Test condenser performance 12. Identify system refrigerant 13. Refrigerant leak detection 14. Recover refrigerant 15. System evacuation 16. System recharge with gauge set 17. System recharge with service unit 18. Electrical tests 19. A/C performance test 20. HVAC diagnosis 21. Climate control testing service 22. Scan tool diagnostics 23. Automatic/semiautomatic temperature control 24. System diagnosis 25. Determine need for refrigerant filter 26. Compressor clutch diagnosis Required materials Required textbook and special gear, see syllabus for details.