HVA 101

INTRO TO REFRIGERATION

McHenry County College · UGRD · Fall 2026

2 sectionsNo open sections · 2 checked
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Catalog description

Introduction to Refrigeration introduces students to basic refrigeration theory and practice in Heating, Ventilation, Air-Conditioning and Refrigeration (HVAC). The function and operational characteristics of the mechanical refrigeration system including, evaporators, compressors, refrigerant metering devices, refrigerants, and sustainable energy sources are covered. The use and operation of service manifold gauge sets, leak detection equipment, system evacuation and charging stations, test equipment, flaring, soldering, and brazing skills are practiced. This course provides fundamentals for HVAC technicians to build upon as they pursue their HVAC educational goals. (1.2-Articulated) NOTE: This course requires basic reading, basic writing, and basic math.

Sections

Current meeting, instructor, credit, and enrollment details

Updated 3 hours ago

002

FullSeats: 16/16 seats Last recorded: Aug 15, 2026, 5:02 PM
Class #75559Fall 2026UGRD4.0 credits
0 available16 enrolled16 capacity10 waitlist
Days & times
M/T 1:00 PM-4:50 PM
Meeting dates
Oct 13 – Dec 12
Location
Blended; Building G 103
Instructor
O'Leary, Vincent M.; Norton, Kristy

Section notes

Instructional method: Blended (On-Site + Online); Laboratory/discussion

Details checked 3 hours agoSeats checked 3 hours ago

004

FullSeats: 16/16 seats Last recorded: Aug 15, 2026, 5:02 PM
Class #78642Fall 2026UGRD4.0 credits
0 available16 enrolled16 capacity0 waitlist
Days & times
W/Th 5:30 PM-9:20 PM
Meeting dates
Aug 17 – Oct 9
Location
Building G 110
Instructor
Frutiger, Geno

Section notes

Instructional method: Blended (On-Site + Online); Laboratory/discussion

Details checked 3 hours agoSeats checked 3 hours ago
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