(D-4) Limited Heating-Cooling Journeyperson
Apply for the License
Heating, Cooling & Sheet Metal Licensing Unit
450 Columbus Blvd, Suite 801
Hartford, CT 06103
PSI Licensure: Certification
3210 E. Tropicana
Las Vegas, NV 89121
Phone: (855) 746-8171
|Subject Areas||# of|
|Refrigeration & Refrigerants||12|
|Piping & Tubing||5|
|Controls, Valves & Wiring||7|
|Tests, Inspection & Maintenance||5|
Total number of test questions:
Time allowed (hours):
In addition to the trade-specific examination, you are required to pass the Connecticut Business & Law Exam offered by PSI.
Books Allowed in the Exam
International Mechanical Code [or] International Mechanical Code Commentary, 2009, 2012 or 2015 Editions, ICC
Code of Federal Regulations, 29 CFR Part 1926 (OSHA), GPO [or] (OSHA) Selections by PSI
Modern Refrigeration and Air Conditioning, 19th, 20th or 21st Edition, Althous, Turnquist, Bowditch, Bracciano
Available Study Materials
PSI OSHA Selections
Sample questions are based on the PSI publication titled “29 CFR PART 1926 Selections, as of June 2013” (hightlighted in green above).
This file contains approx. 800 sample questions.
REMINDER: PSI uses this book for many exams they offer. Not all sections of this code will apply to your exam.