How to learn advanced HVAC tech without formal training
Small operations and tight company budgets leave technicians with zero time for formal training or experimentation, forcing a sink-or-swim approach. Without hands-on practice, complex equipment integration, advanced control boards, and emerging technologies remain difficult to master.
What people tried
Every workaround mentioned in the threads below. We haven’t tested any of them — and nobody here is claiming they worked.
- 1reading troubleshooting sections of equipment manuals online or in the field
- 2building experimental setups out of spare parts
- 3watching educational HVAC YouTube channels like HVAC School
- 4learning on the job during high-pressure service calls
- 5Using free tiers of chat tools to draft emails or basic Excel formulas
- 6Writing custom Python code or macros independently instead of relying on AI
- 7Dismissing employer AI demands as hype
In their words
Unedited, grouped by where they were said, most upvoted first within each place, each linked to the thread it came from.
“I’ve been in HVAC for a little while but shit still seems to escape my understanding.”source ↗
“when it comes to having two different brands working together…. I get lost”source ↗
“We’re a small operation that’s pretty much sink or swim, but time for training isn’t really a possibility unless we’re in a shoulder.”source ↗
“Outside attaching low volt and line, the rest of the wiring out side of testing a capacitor or contactor, I don’t know shit about the technical aspect of a board.”source ↗
“Just got feedback from an interview where they said I did great and had amazing technical knowledge and interpersonal skills, but they ended up going with someone who had more experience with AI creating and implementing models.”source ↗
“I work at a larger company that's hesitant to spend money (I've been trying to get a claude license for months), so I haven't gotten the chance to experiment.”source ↗
Where this came up
People with this problem also raised
- 5Is it normal to have no training or supervision on a new job?
- 3How to train new employees on technical work without repeating yourself
- 7Why do we keep sitting through professional development we already know?
- 2How do I keep my technical skills sharp while in management?
- 7How to get live continuing education hours for certification
- 3How to pass work certifications fast with no experience