PSIC PSICph
Unit group 7127

PSOC Unit group 7127 — Air conditioning and refrigeration mechanics (2026)

Air conditioning and refrigeration mechanics assemble, install, maintain and repair air conditioning and refrigeration systems and equipment. Their tasks include: a) interpreting blueprints, drawings or other specifications; b) assembling, installing and repairing components for air conditioning and refrigeration systems; c) connecting piping and equipment by bolting, riveting, welding or brazing; d) testing systems, diagnosing faults and performing routine maintenance or servicing. Examples of the occupations classified here: Air conditioning equipment mechanic, Air conditioning plant installer, Air conditioning plant mechanic, Air duct worker*, Refrigeration mechanic, Refrigeration plant installer, Refrigeration plant mechanic Some related occupations classified elsewhere: Ventilation pipe fitter -7126, Plumbers and pipe filters -7126

Level Unit group
Code 7127
Source PSOC
Practical summary

What this code covers

Air conditioning and refrigeration mechanics assemble, install, maintain and repair air conditioning and refrigeration systems and equipment. Their tasks include: a) interpreting blueprints, drawings or other specifications; b) assembling, installing and repairing components for air conditioning and refrigeration systems; c) connecting piping and equipment by bolting, riveting, welding or brazing; d) testing systems, diagnosing faults and performing routine maintenance or servicing. Examples of the occupations classified here: Air conditioning equipment mechanic, Air conditioning plant installer, Air conditioning plant mechanic, Air duct worker*, Refrigeration mechanic, Refrigeration plant installer, Refrigeration plant mechanic Some related occupations classified elsewhere: Ventilation pipe fitter -7126, Plumbers and pipe filters -7126

Administrative context

Where this code is used

Use this unit group when the occupation wording needs to sit under Building finishers and related trades workers.

Selection note

How to choose it

Use this node when the job title is more specific than the broader Building finishers and related trades workers grouping.

Industry links

Industries that employ this occupation

These PSIC codes are the closest industry matches for this occupation code based on the current editorial crosswalk.

Primary industries

Primary industries

28192 - Manufacture of Refrigerating or Freezing Equipment for Commercial Purposes

Reverse mapping from the build-time PSIC ↔ PSOC synthesis.

28193 - Manufacture of Unit Air-conditioners

Reverse mapping from the build-time PSIC ↔ PSOC synthesis.

28191 - Manufacture of Weighing Machines except Scientific Weighing Apparatus used for Laboratories

Reverse mapping from the build-time PSIC ↔ PSOC synthesis.

Also relevant for

Also relevant for

43220 - Plumbing, Heat and Air-conditioning Installation

Reverse mapping from the build-time PSIC ↔ PSOC synthesis.

30300 - Manufacture of Air and Spacecraft and Related Machinery

Reverse mapping from the build-time PSIC ↔ PSOC synthesis.

PSIC ↔ PSOC crosswalk: PSIC ↔ PSOC crosswalk. Token-overlap ranking on official titles and descriptions; weak matches omitted. Use the PSIC pages as the industry side of the lookup.

FAQ

What does PSOC 7127 cover?

Air conditioning and refrigeration mechanics assemble, install, maintain and repair air conditioning and refrigeration systems and equipment. Their tasks include: a) interpreting blueprints, drawings or other specifications; b) assembling, installing and repairing components for air conditioning and refrigeration systems; c) connecting piping and equipment by bolting, riveting, welding or brazing; d) testing systems, diagnosing faults and performing routine maintenance or servicing. Examples of the occupations classified here: Air conditioning equipment mechanic, Air conditioning plant installer, Air conditioning plant mechanic, Air duct worker*, Refrigeration mechanic, Refrigeration plant installer, Refrigeration plant mechanic Some related occupations classified elsewhere: Ventilation pipe fitter -7126, Plumbers and pipe filters -7126

Where is PSOC 7127 used in practice?

Use this unit group when the occupation wording needs to sit under Building finishers and related trades workers.

How do I choose PSOC 7127 over nearby options?

Use this node when the job title is more specific than the broader Building finishers and related trades workers grouping.