HVAC Level 2

Percentages indicate the proportion of each module that is theory-based (classroom) and performance-based (hands-on), respectively.
HVAC Level 2

Course Outline

MODULE 1Alternating Current (10 Hours)
Covers transformers, single-phase and three-phase power distribution, capacitors, the theory and operation of induction motors, and the instruments and techniques used in testing AC circuits and components. Also reviews electrical safety.
60 %40 %10 hours
MODULE 2 Compressors (12.5 Hours)
Explains operating principles of compressors used in comfort air conditioning and refrigeration systems. Includes installation, service, and repair procedures.
56 %44 %12.5 hours
MODULE 3Refrigerants and Oils (15 Hours)
Covers characteristics and applications of
pure and blended refrigerants, and provides extensive coverage of lubricating oils used in refrigeration systems.
67 %33 %15 hours
MODULE 4Leak Detection, Evacuation, Recovery, and Charging (30 Hours)
Covers refrigerant handling and equipment servicing procedures for HVAC systems in an environmentally safe manner.
40 %60 %30 hours
MODULE 5 Metering Devices (12.5 Hours)
Covers the operating principles,
applications, installation, and adjustment of fixed and adjustable expansion devices used in air conditioning equipment.
64 %36 %12.5 hours
MODULE 6 Heat Pumps (20 Hours)
Covers the principles of reverse cycle
heating. Describes the operation of heat pumps and explains how to analyze heat pump control circuits. Includes heat pump
installation and service procedures.
60 %40 %20 hours
MODULE 7Basic Maintenance (20 Hours)
Covers information related to
maintenance-oriented materials, as well as guidelines for the inspection and periodic maintenance of various systems
and accessories. Also covers the application of gaskets and seals, as well as the adjustment of different types of belt
drives. Includes information on inspection and maintenance requirements for selected equipment.
55 %45 %20 hours
MODULE 8Chimneys, Vents, and Flues (5 Hours)
Covers the principles of venting fossil fuel
furnaces and methods for selecting and installing vent systems for gas-fired heating equipment.
100 %0 %5 hours
MODULE 9 Sheet Metal Duct Systems (10 Hours)
Covers layout, fabrication, installation,
and insulation of sheet metal ductwork. Also includes selection and installation of registers, diffusers, dampers, and other duct accessories.
100 %0 %10 hours
MODULE 10Fiberglass and Flexible Duct Systems
(7.5 Hours)
Covers the layout, fabrication, installation, and joining of fiberglass ductwork and fittings. Describes the proper methods for attaching and supporting flex duct.
100 %0 %7.5 hours
Module 11Commercial Airside Systems (12.5 Hours)
Describes the systems, equipment, and
operating sequences commercial airside system configurations such as constant volume single-zone and multi-zone, VVT, VAV, and dual-duct VAV.
100 %0 %12.5 hours
Module 12Air Quality Equipment (5 Hours)
Covers principles, processes, and devices
used to control humidity and air cleanliness, as well as devices
used to conserve energy in HVAC systems.
100 %0 %5 hours
Module 13Introduction to Hydronic Systems
(15 Hours)
Introduces hot water heating systems,
focusing on safe operation of the low-pressure boilers and piping systems in residential applications.
60 %40 %15 hours
175 hours 5 weeks of training 35 hour per week61 %39 %175 hours


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