Preparation guide
HVAC Technician
Prepare for electrical isolation, airflow checks, refrigeration service tools, evacuation and leak testing. Questions reward safe, methodical diagnosis rather than replacing parts by guesswork.
This guide is for independent practice. The official testing authority controls the real exam format, timing and assessed content.
Core preparation areas
- Safety
- Tools & Equipment
- Refrigeration Service
- Fault Finding
- Environmental Practice
- Electrical Components
How to practise
- Take the safety test first and read the reason for every wrong answer.
- Continue with the tools and fault-finding short tests.
- Finish with a complete timed mock test.
- Repeat weak skills; do not only memorise question wording.
References used
- Control of Hazardous Energy — U.S. Occupational Safety and Health Administration
- RAC Technician Skills Programme — National Skill Development Corporation, India
- Section 608 Technician Certification — U.S. Environmental Protection Agency
- Electrical Safety — U.S. Occupational Safety and Health Administration