Instructor: Javier Chavez

Email: chavezja@lamarpa.edu

Phone: (409) 984-6229

Office Hours: 5:00am - 11:00am

Additional Contact Information: Mark Stiles W. Correctional TDCJ

Theory and practical application in Refrigeration Principles. The maintenance of residential and commercial refrigeration.; high, medium, and low temperature applications.

Modern Refrigeration and Air Conditioning 22nd Edition textbook by Goodheart -Wilcox Althouse /Turnquist/ Bracciano. Modern Refrigeration and Air Conditioning 22nd Lab Manual and Workbook. Goodheart - Wilcox Althouse /Turnquist/ Bracciano.

Textbook Purchasing Statement: A student attending Lamar State College Port Arthur is not under any obligation to purchase a textbook from the college-affiliated bookstore. The same textbook may also be available from an independent retailer, including an online retailer.

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HART 1407-1C Refrigeration Principles 

PSLO 1. Demonstrates environmental safety practices. PSLO 2. Troubleshoots, services, and repairs air conditioning, heating, and refrigeration systems.

PSLO 3. Performs technician duties safely. PSLO 4. Works effectively as a team member.

Refrigeration Principles, Explain the difference between the mechanism of refrigeration principles and domestic system. Compare the differences between various residential unit mechanisms. Describe how each mechanism (condenser, evaporator, and compressor) operates. Discuss the theory and operation of controls devices. Follow approved safety procedures.

Week 1 Principles of Cooling and Humidity Control lab. Week 2 Room Air Conditioners lab. Week 3 Packaged Terminal Air Conditioners lab. Week 4 Console Air Conditioners lab. Week 5 Portable Air Conditioners lab. Week 6 Split Air-Conditioning System lab. Week 7 Comfort Cooling Controls lab. Week 8 Installing Central Air Conditioning lab. Week 9 Ductless Split System lab. Week 10 Rooftop and Outdoor Units lab. Week 11 Variable Refrigeration Flow lab. Week 12 Humidity Levels and Comfort lab. Week 13 Servicing and Installing Humidifiers lab. Week 14 Digital and Programmable Thermostats lab. Week 15 Calculating Heat Leakage lab. Week 16 Chiller Systems lab.

December 11th, 2026

90 - 100=A 80 - 89=B 70 - 79=C 60 - 69=D Below 59 = F

Tests- 40%, Quizzes- 25%, Labs 25%, Final Exam- 10%

1. Students must have close toed shoes. 2. No eating are drinking in class room 3. Students are graded on participation, if a student is absent he/she can not get participation grade there for will result in a 0 for that class period. 4. Customers will expect Techs to act professional and talk professional. Cursing and profanity will not be allowed in class.

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Be sure to check your campus email and Course Homepage using MyLSCPA campus web portal. You can also access your grades, transcripts, academic advisors, degree progress, and other services through MyLSCPA.

Academic honesty is expected from all students, and dishonesty in any form will not be tolerated. Please consult the LSCPA policies (Academic Dishonesty section in the Student Handbook) for consequences of academic dishonesty.

The Americans with Disabilities Act (ADA) is a federal anti-discrimination statute that provides comprehensive civil rights for persons with disabilities. Among other things, this legislation requires that all students with disabilities be guaranteed a learning environment that provides for reasonable accommodation of their disabilities. If you believe you have a disability requiring an accommodation, please contact the Accessibility Services Coordinator, Room 119, in the Ruby Fuller Building. The phone number is (409) 984-6241.

No food or tobacco products are allowed in the classroom. Only students enrolled in the course are allowed in the classroom, except by special instructor permission. Use of electronic devices is prohibited.

This syllabus is part of LSCPA's efforts to comply with Texas House Bill 2504.

As per Texas law and LSCPA policy, all LSCPA employees, including faculty, are required to report allegations or disclosures of child abuse or neglect to the designated authorities, which may include a local or state law enforcement agency or the Texas Department of Family Protective Services. For more information about mandatory reporting requirements, see LSCPA's Policy and Procedure Manual.

LSCPA is committed to establishing and maintaining an environment that is free from all forms of sex discrimination, including sexual harassment, sexual violence, and other forms of sexual misconduct. All LSCPA employees, including faculty, have the responsibility to report disclosures of sexual misconduct, including sexual harassment, sexual assault (including rape and acquaintance rape), domestic violence, dating violence, relationship violence, or stalking, to LSCPA's Title IX Coordinator, whose role is to coordinate the college's response to sexual misconduct. For more information about Title IX protections, faculty reporting responsibilities, options for confidential reporting, and the resources available for support visit LSCPA's Title IX website.

For more information about the Clery Act and crime reporting, see the Annual Security & Fire Safety Report and the Campus Security website.

If you have a grievance, complaint, or concern about this course that has not been resolved through discussion with the Instructor, please consult the Department Chair.