Related Occupations for Task 49-9021.00 - Heating, Air Conditioning, and Refrigeration Mechanics and Installers 
Study blueprints, design specifications, or manufacturers' recommendations to ascertain the configuration of heating or cooling equipment components and to ensure the proper installation of components.
- 49-3011.00 Aircraft Mechanics and Service Technicians
- 49-2094.00 Electrical and Electronics Repairers, Commercial and Industrial Equipment
- 49-9062.00 Medical Equipment Repairers
Bright Outlook
- 49-2022.00 Telecommunications Equipment Installers and Repairers, Except Line Installers
- 49-2097.00 Audiovisual Equipment Installers and Repairers