Heating, Air Conditioning, and Refrigeration Mechanics and Installers vs Maintenance and Repair Workers, General
Side-by-side · O*NET · BLS · AI-exposure research · Anthropic Economic Index
A factual, source-backed comparison of Heating, Air Conditioning, and Refrigeration Mechanics and Installers and Maintenance and Repair Workers, General on the dimensions both occupations carry. Every figure is a position within an independent published dataset — not a verdict on which job is better, safer, or more “future-proof.”
At a glance
| Dimension | Heating, Air Conditioning, and Refrigeration Mechanics and Installers | Maintenance and Repair Workers, General |
|---|---|---|
| Median pay | $59,810 | $48,620 |
| Employment | 396,870 | 1,531,700 |
| Employment outlook (2024–34) · BLS projection | Growing fast (+8.1%) | About average (+3.8%) |
| Annual openings · BLS projection | 40,100 | 159,800 |
| Typical education · O*NET | Most occupations in this zone require training in vocational schools, related on-the-job experience, or an associate's degree. | Most occupations in this zone require training in vocational schools, related on-the-job experience, or an associate's degree. |
| AI exposure · published exposure studies | Moderate · 37th pct | Low · 21st pct |
| Global GenAI gradient · ILO ISCO-08 · via crosswalk | 36th pct · 21% of tasks | 4th pct · 11% of tasks |
| Observed AI use · Anthropic Economic Index | — | Augmentation-leaning (40.7%) |
| Mostly remote-capable · Dingel–Neiman | No | No |
Pay and employment are BLS OEWS estimates; outlook and openings are BLS 2024–2034 projections; AI exposure and observed-use figures come from separate research and reflect exposure and usage, not predictions that either job will disappear. Compare like with like.
Skills
Shared: Mechanical, Building and Construction, Problem Sensitivity, Near Vision, Deductive Reasoning, Operations Monitoring, Oral Comprehension, Arm-Hand Steadiness, Finger Dexterity, Critical Thinking, Troubleshooting, Inductive Reasoning, Manual Dexterity, Reading Comprehension, Repairing, Visualization, English Language, Active Listening, Complex Problem Solving, Quality Control Analysis, Oral Expression, Information Ordering, Category Flexibility, Multilimb Coordination, Extent Flexibility, Speech Clarity, Mathematics, Speaking, Active Learning, Monitoring, Equipment Maintenance.
Specific to Heating, Air Conditioning, and Refrigeration Mechanics and Installers
- Customer and Personal Service
- Visual Color Discrimination
- Engineering and Technology
- Installation
- Computers and Electronics
- Public Safety and Security
- Design
- Physics
Specific to Maintenance and Repair Workers, General
- Control Precision
- Operation and Control
- Written Expression
- Flexibility of Closure
- Selective Attention
- Speech Recognition
- Production and Processing
- Coordination
Knowledge, skills & abilities O*NET rates as important for each occupation. “Shared” are common to both; the columns list what is distinctive to each (top by the order O*NET surfaces).
Tools & technology
Shared: Computer aided design CAD software , Spreadsheet software , Office suite software , Electronic mail software , Presentation software , Word processing software , Enterprise resource planning ERP software , Industrial control software , Facilities management software , Data base user interface and query software .
Specific to Heating, Air Conditioning, and Refrigeration Mechanics and Installers
Specific to Maintenance and Repair Workers, General
Full profiles
This page is a summary. See the complete source-backed profile for Heating, Air Conditioning, and Refrigeration Mechanics and Installers or Maintenance and Repair Workers, General — tasks, the full skill graph, tools, work context, preparation, wages by percentile, industries, AI exposure and the AI work map.
More comparisons
Related occupations you can place side by side on the same sourced scale.
- Heating, Air Conditioning, and Refrigeration Mechanics and Installers vs Stationary Engineers and Boiler Operators
- Heating, Air Conditioning, and Refrigeration Mechanics and Installers vs Plumbers, Pipefitters, and Steamfitters
- Heating, Air Conditioning, and Refrigeration Mechanics and Installers vs Control and Valve Installers and Repairers, Except Mechanical Door
- Heating, Air Conditioning, and Refrigeration Mechanics and Installers vs Home Appliance Repairers
- Heating, Air Conditioning, and Refrigeration Mechanics and Installers vs Boilermakers
- Heating, Air Conditioning, and Refrigeration Mechanics and Installers vs Solar Thermal Installers and Technicians
- Heating, Air Conditioning, and Refrigeration Mechanics and Installers vs Geothermal Technicians
- Heating, Air Conditioning, and Refrigeration Mechanics and Installers vs Industrial Machinery Mechanics
Sources for this page
Every figure above traces to a named public dataset and the exact release below — not hand-written opinion. See the full methodology for what each measure does and does not mean.
- O*NET 30.3 U.S. Department of Labor / National Center for O*NET Development
- BLS Occupational Employment and Wage Statistics (OEWS) May 2024 U.S. Bureau of Labor Statistics
- BLS Employment Projections 2024–2034 U.S. Bureau of Labor Statistics
- Anthropic Economic Index v4 (2026-01-15) + v2 (2025-03-27) Anthropic
- Microsoft “Working with AI” working-with-ai Microsoft Research
- “GPTs are GPTs” (Eloundou et al.) arXiv 2303.10130 OpenAI / academic
- AI Occupational Exposure (AIOE) Felten, Raj & Seamans academic
- ILO / Gmyrek et al. GenAI exposure gradient 2025 International Labour Organization
- IBS O*NET-SOC ↔ ISCO-08 occupation crosswalk 2022 Institute for Structural Research (IBS)
- Frey & Osborne (2013) frey-osborne-automation academic
- Dingel & Neiman (2020) dingel-neiman-workathome academic
Data compiled June 2, 2026. Figures are estimates, not advice.
Cite this page
Singulariki. "Heating, Air Conditioning, and Refrigeration Mechanics and Installers vs Maintenance and Repair Workers, General." Singulariki: a source-backed encyclopedia of work. Built from O*NET 30.3; BLS Occupational Employment and Wage Statistics (OEWS) May 2024; BLS Employment Projections 2024–2034; Anthropic Economic Index v4 (2026-01-15) + v2 (2025-03-27); Microsoft “Working with AI” working-with-ai; “GPTs are GPTs” (Eloundou et al.) arXiv 2303.10130; AI Occupational Exposure (AIOE) Felten, Raj & Seamans; ILO / Gmyrek et al. GenAI exposure gradient 2025; IBS O*NET-SOC ↔ ISCO-08 occupation crosswalk 2022; Frey & Osborne (2013) frey-osborne-automation; Dingel & Neiman (2020) dingel-neiman-workathome. Accessed June 7, 2026. https://singulariki.com/compare/heating-air-conditioning-and-refrigeration-mechanics-and-installers-vs-maintenance-and-repair-workers-general
Singulariki. (2026). Heating, Air Conditioning, and Refrigeration Mechanics and Installers vs Maintenance and Repair Workers, General. Singulariki: a source-backed encyclopedia of work. Retrieved June 7, 2026, from https://singulariki.com/compare/heating-air-conditioning-and-refrigeration-mechanics-and-installers-vs-maintenance-and-repair-workers-general
@misc{singulariki-heating-air-conditioning-and-refrigeration-mechanics-and-installers-vs-maintenance-and-repair-workers-general,
title = {Heating, Air Conditioning, and Refrigeration Mechanics and Installers vs Maintenance and Repair Workers, General},
author = {{Singulariki}},
year = {2026},
note = {O*NET 30.3; BLS Occupational Employment and Wage Statistics (OEWS) May 2024; BLS Employment Projections 2024–2034; Anthropic Economic Index v4 (2026-01-15) + v2 (2025-03-27); Microsoft “Working with AI” working-with-ai; “GPTs are GPTs” (Eloundou et al.) arXiv 2303.10130; AI Occupational Exposure (AIOE) Felten, Raj & Seamans; ILO / Gmyrek et al. GenAI exposure gradient 2025; IBS O*NET-SOC ↔ ISCO-08 occupation crosswalk 2022; Frey & Osborne (2013) frey-osborne-automation; Dingel & Neiman (2020) dingel-neiman-workathome. Accessed June 7, 2026},
url = {https://singulariki.com/compare/heating-air-conditioning-and-refrigeration-mechanics-and-installers-vs-maintenance-and-repair-workers-general}
} Citations name the underlying public dataset releases — they reflect what this page is built from, not just the URL.