Week #5: (11/5-7) Piping, A/C & Refrigeration

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rjagodowski
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Joined: Fri Sep 04, 2015 6:59 pm

Week #5: (11/5-7) Piping, A/C & Refrigeration

Post by rjagodowski »

This is the last week of our 5 week course and Monday is the last day of lecture. The final exam is Wednesday, 11/7/2018 at the regularly scheduled class time.

Click here for Final Exam information.

Monday, 11/5: Today we will cover the key topics in the chapters on piping (Chapters 5 & 6) and Air Conditioning & Refrigeration (Chapter 9).

Air Conditioning System Overview:

This is a link explaining how RV Air Conditioning works, but shows the basic components used in all A/C and Refrigeration Systems. RV Air Conditioning Service. The key components which change are the refrigerant used and the prime power source (gasoline engine or electric motor).

Here's the diagram showing the key components and their connections:
AC System Diagram.jpeg
AC System Diagram.jpeg (102.65 KiB) Viewed 1474 times
Here's a link to typical pressure & temperature charts for an automotive A/C: AC System Pressure Chart. Here's a pic of the chart:
AC Pressure Chart_R-134a Temperature Pressure Chart.jpeg
AC Pressure Chart_R-134a Temperature Pressure Chart.jpeg (143.77 KiB) Viewed 1481 times

Here's a graph of the handout distributed in class showing the testing procedure for the A/C System for a Honda Odyssey.
HondaOdyssey_AC_Chart.jpeg
HondaOdyssey_AC_Chart.jpeg (130.27 KiB) Viewed 1478 times



If you're REALLY interested and wish to learn more about the science and practical aspects of air conditioning systems,check out this link on Motor Vehicle Air Conditioning. Here's the pdf:
Motor Vehicle Air Conditioning_A-C_cycle.pdf
(4.49 MiB) Downloaded 135 times
Wednesday, 11/7: Final Exam.

Friday, 11/9: This is the first day of the EET-106 Developing Troubleshooting Skills course. Click here for the Forums on EET-106.
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