The exam content shown below only lists main category headings. Please consult the PSI exam bulletin for Oklahoma trades from the button below for more detailed information about subject sub-topics.
| Topics | Sub-topics | # of Questions |
|---|---|---|
| Electrical Knowledge & Controls | 5 | 15 |
| Natural Gas | 8 | 9 |
| Air Distribution Systems | 11 | 10 |
| Refrigeration & Air Conditioning Systems | 7 | 13 |
| Heating Systems | 8 | 10 |
| Safety | 11 | 3 |
Install, maintain, and repair central fire and burglar alarm systems; provided that this shall not include the installation of any conduits thereto.
In addition to the trade-specific examination, you must pass the Mechanical Business & Law Exam offered by PSI to complete your Oklahoma licensing requirements.
NOTE: You have the option of using reference #3 or #4 in the exam.
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