| Subject Areas | # of Questions |
|---|---|
| General Knowledge | 8 |
| Systems & Sizing | 9 |
| Equipment | 6 |
| Piping | 5 |
| Refrigeration Systems | 5 |
| Electrical | 5 |
| Maintenance | 8 |
| Law & Administration | 4 |
Entitles the licensee to perform HVACR work on air conditioning systems that develop a total of NOT more than 15 tons cooling capacity per unit or 1 million BTUH heating input per unit and refrigeration systems of 15 horsepower or less per unit.
WARNING: Concerning reference # 4: on the same Amazon page you will see the less expensive (paperback) WORKBOOK version (not required). DO NOT BUY without the textbook version.
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