PSI Licensure : Certification
3210 E. Tropicana
Las Vegas, NV 89121
Phone: (800) 733-9267 Candidate Information Web Page
Exam Type
OPEN BOOK
Exam Content
Subject Area
# of Questions
Refrigeration and Refrigerants
17
Piping and Tubing
8
Condensers and Cooling Towers
4
Controls, Valves and Wiring
7
Walk-ins/Box Construction
2
Ducts and Ventilation
2
Test and Inspection
3
Gas
3
Safety
4
Total Number of Test Questions:
50
Time Allowed (hours)
2.0
Passing score
35
In
Nevada you must also pass a Contractor Management Survey Exam
(Business and Law) unless you are already a licensed contractor who is adding a classification
to your license.
Recommended (permitted) Reference Books
1.
Uniform Mechanical Code, 1997,
International Association of Plumbing and Mechanical Officials.
Reference Books NOT Permitted in the Exam
(used to write questions)
1.
Modern Refrigeration and Air Conditioning,
2000, Althous, Turnquist, Bowditch, Bracciana.
2.
Code of Federal Regulations - 29 CFR Part 1926 (OSHA), Revised
as of 2004 or Later - OR - (OSHA) Excerpts as of 2003 by PSI.
3.
Industrial Refrigeration Handbook,
1998, Wilbert F. Stoecker.
Recommended Study Materials Nevada • C-21A Refrigeration Contractor