Heating & Air-Conditioner Installer/Servicer (Level II

Anonymous

North Carolina (SAA)

Documents

Individual state requirements may vary. Please contact your local apprenticeship office to ensure this version is suitable to your state’s requirements.

Work Process Schedule

Work Process Content

On the Job Training

Anonymous

Skills

General Trade Orientation

Care and use of tools
Test and measurement devices
Types and sizes of piping, tubing, fittings
Introduction to refrigeration components
Safety procedures and first aid
Equipment records and reports

Fabrication of System Components

Cut, thread, flare, bend, shape piping and tubing
Install fittings
Solder, braise, and tin fittings and components
Care and use of oxy-acetylene and prestolite torches
Silver and soft soldering

System Installation and Connection

Electric supply lines and cables
Electrical connections
Water service lines
Air supply lines
Steam lines
Steam return lines
Steam traps and strainers
Pressure reduction, expansion, evaporator, stop valves
Suction and discharge lines
Gauges
Dehydrators
Filters and strainers
Controls

Equipment Installation

Install condensers
Prepare compressor and motor bases
Install and align compressors and motors
Install evaporators and other cooling coils
Install and align centrifugal pumps and bases
Use of slings, lines, blocks and falls, chain hoists, rollers, dollies and skids

System Maintenance

Troubleshoot field systems
Test pressure, flow, etc.
Check liquid levels
Check repair leaks (Freon, liquid)
Purge, dehydrate, and charge systems
Repair, align, and adjust fans and blower sections
Align pulleys, bearing blocks, belt tension

Equipment Repair

Disassemble and clean, repair/renew, perform shop tests and run-in compressors
Repair, pressure test, dehydrate evaporators
Repair, acidize condensers, and roll condenser tubes
Remove, replace, disassemble, and test, clean, calibrate, renew defective parts on controls of all types such as: pneumatic, electrical, electro pneumatic, thermostatic, humidity, pressure, vacuum

Machine Stop Practice

Use of grinders, drill presses, lathes
Tool and drill sharpening

Miscellaneous

Orientation
Housekeeping
Safety
Activity not otherwise listed

Related Instruction Outline

Related Instruction Content

Training Provider(s):

Cleveland Community College

830

RI hours

Intro to Refrigeration

130

Heating Technology

Comfort Cooling

Heat Pump Technology

HVAC Controls

Refrigerant Certification

Intro to Electricity

Building Automation Systems

HVACR Building Code

Communication Elective

General Education Elective

Major Elective (HVACR Maintenance or WBL 112)

-OR- Associates Degree in Air Conditioning, Heating, and Refrigeration- Courses required are: ACA 115, AHR-110, AHR-112, AHR-113, AHR-114, AHR-130, AHR-160, AHR212, AHR-213, AHR-215, AHR-245, BAT-111, BAT-151, BAT-212, BAT-221, BAT-251, and ELC-111, one electiveAHR-120 or WBL-112, COM 120, ENG-111, Humanitites Elective- ART-111 or HUM-110, Social science elective- PSY150 or Soc 210, Science/Math elective MAT-121 or PHY 121

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