Military Occupational Code (MOC)
3E131 Heating, Ventilation, Air
Conditioning, and Refrigeration
Apprentice
Installs, operates, maintains, and repairs
heating, ventilation, air conditioning, and
refrigeration (HVAC/R) systems, combustion
equipment, and industrial air compressors.
Maintains and repairs non-electric kitchen
equipment. Manages HVAC and R functions
and activities.
See HVAC Mechanics and Installers on p. 67
3E151 Heating, Ventilation, Air
Conditioning, and Refrigeration
Journeyman
Installs, operates, maintains, and repairs
heating, ventilation, air conditioning, and
refrigeration (HVAC/R) systems, combustion
equipment, and industrial air compressors.
Maintains and repairs non-electric kitchen
equipment. Manages HVAC and R functions
and activities.
See HVAC Mechanics and Installers on p. 67
3E171 Heating, Ventilation, Air
Conditioning, and Refrigeration
Craftsman
Installs, operates, maintains, and repairs
heating, ventilation, air conditioning, and
refrigeration (HVAC/R) systems, combustion
AIR FORCE