HVAC Level 2
Percentages indicate the proportion of each module that is theory-based (classroom) and performance-based (hands-on), respectively.
HVAC Level 2
(HVAC LEVEL 2)
|MODULE 1||Alternating 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 3||Refrigerants 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 4||Leak 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 7||Basic 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 8||Chimneys, 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 10||Fiberglass and Flexible Duct Systems|
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 11||Commercial 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 12||Air 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 13||Introduction to Hydronic Systems|
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 week||61 %||39 %||175 hours|