Certification Body - National Center for Construction Education and Research (NCCER)
This course aims to develop and build on the skill sets garnered at level 1 to efficiently work on HVAC installation job sites as an apprentice. Trainees will be able to install HVAC systems in structures such as homes, office/commercial buildings, and factories. As well as performing maintenance and repairs to the systems.
Pre-requisite – Successfully completed level 1
Course Outcomes (SLOs)
By the end of the course, participants will be able to:
Install, test, maintain and repair HVAC Systems
Install different types of HVAC fixtures.
Identify, install and repair various types of ventilation and HVAC Air distribution systems
Measure, test, and modify indoor air quality (IAQ)
Display knowledge of zoning, heating and cooling systems
Identify, handle, test refrigerants and oils
Identify, test, remove and replace air conditioning compressors and other motors
Evacuate, recover, charge, and detect leaks on air conditioning systems
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MODULES
Core Modules
MODULE OVERVIEW
1
Alternating Current
10 Hours
Covers transformers, single-phase and three-phase power distribution, capacitors, the theory, and operation of the induction motors, and the instruments and techniques used in testing AC circuits and components. It also reviews electrical safety.
2
Compressors
12.5 Hours
Explains the operating principles of compressors used in comfort air conditioning and refrigeration systems. Includes installation, service, and repair procedures.
3
Refrigerants and Oils
15 Hours
Covers the characteristics and applications of pure and blended refrigerants and provides extensive coverage of lubricating oils used in refrigeration systems.
4
Leak Detection, Evacuation, Recovery, and Charging
30 Hours
Covers refrigerant handling and equipment servicing procedures for HVAC systems in an environmentally safe manner.
5
Metering Devices
12 Hours
Covers the operating principles, applications, installation, and adjustment of fixed and adjustable expansion devices used in air conditioning equipment.
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, including heat pump installation and service procedures.
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. It will also cover 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.
8
Chimneys and Vents
5 Hours
Covers the principles of venting fossil fuel furnaces and the methods for selecting and installing vent systems for gas-fired heating equipment.
9
Sheet Metal Duct Systems
10 Hours
Covers layout, fabrication, installation, and insulation of sheet metal ductwork. It also includes the selection and installation of registers, diffusers, dampers, and other duct accessories.
10
Fiberglass and Flexible Duct Systems
7.5 Hours
Covers the layout, fabrication installation, and the joining of fiberglass ductwork and fittings. Describes the proper methods for attaching and supporting flex duct.
11
Commercial Airside Systems
12.5 Hours
Describes the systems, equipment, and operating sequences commercial airside systems configurations such as constant volume single-zone and multi-zone, WT, VAV, and dual-duct VAV.
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.
13
Introduction to Hydronics Systems
15 Hours
Introduces hot water heating systems, focusing on safe operations of the low-pressure boilers and piping systems in residential applications.
