California Contractor School Online® - The Premiere Contractor School To Help You Pass Your State License Exam!

California Contractor School Online®
The premiere contractor school to assist you in passing your state contractor license exam.

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Obtaining a Trade License
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State Test Contents

C-20 Heating, Ventilating and Air Conditioning

The Examination is divided into several major sections. Note that all percentages are estimations. These sections are:

System Evaluation and Design (15%)
- HVAC system design and evaluation
- HVAC calculations
- Duct system design and layout
Fabrication (5%)
- Duct system fabrication
- Installation preparation
System Installation and Start Up (33%)
- Electrical components
- Plumbing and refrigeration components
- Air distribution and duct systems
- HVAC system start up
Service, Maintenance, and Repair (37%)
- HVAC system tests and checks
- HVAC system maintenance or repair
Safety (12%)
- Personal protective equipment
- Safety precautions taken at work site
- Documentation of hazardous materials