Spring 2022 Course Syllabus
Course: HART-2342- Section: 51
Commercial Refrigeration
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Instructor Information
Instructor Javier Chavez
E-mailchavezja@lamarpa.edu
Phone(409) 984-6229
Office
Location:Madison Monroe Education - Room: 228
Hours:Monday 5:30pm-8:30pm
COVID 19 Information The Lamar State College Port Arthur (LSCPA) Student Code of Conduct COVID 19 Policy requires students who have been exposed to COVID 19 or diagnosed with COVID 19 to report their condition on the COVID 19 Notification Form (available via a link on the Student Code of Conduct COVID19 webpage). This information will be provided to the Dean of Student Services. In addition, this policy requires all students to wear face coverings in compliance with the criteria included in the policy. For more information please refer to the COVID 19 link on the LSCPA website.
Course Information
Description Study of the procedures and principles used in servicing heating systems including gas fired furnaces and electric heating systems
Prerequisites Commercial Refrigeration - 10236 - HART 2342 - 51
Learning Outcomes 1. Explain and apply medium and low temperature systems operation.
2. Explain and apply ice machine and packaged refrigeration system operation.
3. Explain application and conversion procedures of refrigerants related to specific systems.
Core Objectives Demonstrate knowledge of the basic and advanced Commercial Refrigeration principles of electricity, electrical current, and amperage; apply Ohms law to electrical calculations; perform electrical continuity, voltage, and current tests with appropriate meters; demonstrate electrical safety.
Program Student Learning Outcomes 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.
Textbooks 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.

Modern Refrigeration and Air Conditioning. 21th Edition by Goodheart -Wilcox Althouse /Turnquist/ Bracciano
Modern Refrigeration and Air Conditioning 21th Lab Manual and Workbook. Goodheart - Wilcox Althouse /Turnquist/ Bracciano
Lecture Topics
Outline
Commercial Refrigeration
Explain the difference between the mechanism of commercial refrigeration system and domestic system.
Compare the differences between various commercial mechanisms.
Describe how each mechanism (condenser, evaporator, and compressor) operates.
Discuss the theory and operation of controls devices.
Follow approved safety procedures.
Major Assignments
Schedule

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.





Final Exam Date January 18, 2022 - 5:30 PM   Through  May 12, 2022 - 8:30 PM
Grading Scale 90 - 100=A 80 - 89=B 70 - 79=C 60 - 69=D Below 59 = F
Determination of
Final Grade
Tests- 40%, Quizzes- 25%, Labs 25%, Final Exam- 10%
Course Policies
Instructor Policies 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.
Attendance Policy Research has shown a cause and effect relationship between attendance and college success. Missing a day of
lecture can possible cause you to drop a letter grade on tests.
1. Tardiness: Tardiness (more than 5mins), for lectures or labs, 2 Tardies will count as an Absence.
2. Absences: NOTE: Excused absences (verifiable) are only allowed for, an illness that requires a hospital stay or a
death in your immediate family, excluding aunts, uncles, cousins, nieces and nephews. 5 absences=drop 1 letter
grade, 7 absences=drop 2 letter grades, 9-absences=drop 3 letter grades, 11 absences=F
3. A student with Perfect attendance will receive 15 bonus points added to your test points total at the end of the
semester.
Academic Honesty Academic honesty is expected from all students, and dishonesty in any form will not be tolerated. Please consult the LSC-PA policies (Section IX, subsection A, in the Faculty Handbook) for consequences of academic dishonesty.
Facility Policies
  1. No food or tobacco products are allowed in the classroom.

  2. Only students enrolled in the course are allowed in the classroom, except by special instructor permission.

  3. Use of electronic devices is prohibited.
Important Information
ADA Considerations 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 the Office for Disability Services Coordinator, Room 231, in the Madison Monroe Building. The phone number is (409) 984-6241.
MyLSCPA Be sure to check your campus E-mail and Course Homepage using MyLSCPA campus web portal (My.LamarPA.edu). When you've logged in, click the email icon in the upper right-hand corner to check email, or click on the "My Courses" tab to get to your Course Homepage. Click the link to your course and review the information presented. It is important that you check your email and Course Homepage regularly. You can also access your grades, transcripts, and determine who your academic advisor is by using MyLSCPA.
Other
HB 2504 This syllabus is part of LSC-PA's efforts to comply with Texas House Bill 2504.
Department
Inmate Instruction
Chair:Sheila Guillot
E-mail:guillsr@lamarpa.edu
Phone:(409) 984-6381

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.