Oklahoma HVACR Limited Contractor Exam Prep

Call 904-710-8908 Charlie Bennett for more details

This online exam prep course will cover the topics listed below. Books are NOT included in price of exam prep.

Our State Contractor Licensing exam Prep courses cover the following:

-Tab and highlight locations for all books

-hundreds/thousands of practice questions depending on number of books for your exam

-test taking skilss videos

-instructional videos

-mathematical instructional videos ( if applicable)

-Instructors name, phone number, email address- in case you have any questions!

HVACR CONTRACTOR, LIMITED

SCOPE OF WORK Tests a candidate’s knowledge of the installation, maintenance, repair, fabrication, alteration or extension of air conditioning, refrigeration, heating, and ventilation, including ductwork, within a complete system limited to twenty-five tons cooling and five-hundred thousand BTU heating, and related appurtenances, apparatus, piping vessels, ducts and insulation.

# of Questions 80

Passing % 70

Passing (Raw) 56

Time Allowed  210 minutes

Topic Information

# of Items

1. Electrical Knowledge and Controls a. General Electrical Theory and Knowledge b. Motors c. D/C Circuits d. A/C Circuits e. Controls

2. Natural Gas a. Piping Valves b. Connectors c. Accessories d. Hangers and Supports e. Sizing f. Materials g. Testing

3. Air Distribution Systems a. Duct Definitions b. Sizing and Design c. Duct Assembly and Installation d. Hangers and Supports e. Duct Materials and Shapes f. Duct Insulation g. Fire and Smoke Control h. Hoods and Exhaust Systems i. Testing and Balancing j. Ventilation Requirements k. Plans and Symbols

4. Refrigeration and Air Conditioning Systems a. Theory b. Refrigerants c. Equipment Sizing and Design d. Equipment and Components e. Piping f. Equipment Installation g. System Operation, Troubleshooting, and Maintenance

5. Heating Systems a. Heating Theory and Types b. Combustion Air c. Vents and Chimneys d. Equipment Sizing e. Heating Equipment f. Equipment Installation g. System Operation, Troubleshooting, and Maintenance h. Hydronics and Hydronic Piping

6. Safety a. Responsibility for Providing Personal Protective Equipment to Employees b. Safety Training Requirements c. Adequate Ventilation for Employees d. First Aid Kit Requirements e. Use of Personal Protective Equipment f. Material Safety Data Sheets (MSDS) g. Requirements for Work Around Toxic Materials h. Fall Protection i. Lockout/Tagout Procedures j. Ladders k. Scaffolds 15 12 15 20 15 3

REFERENCE LIST The reference materials listed below were used to prepare the questions for this examination. The examination may also contain questions based on trade knowledge or general industry practices. Except for Code books, you can base your answers on later editions of references as they become available. For Code questions, the examinations will be based only on the edition of the Code book that is listed. Candidates may use a silent, non-printing, non-programmable calculator in the examination center. Candidates will also be provided with a magnifying glass upon request.

This examination is OPEN BOOK. The following reference materials are allowed in the examination center:

ACCA Ductulator (Duct Slide Rule)

International Mechanical Code, 2015 

International Fuel Gas Code, 2015 edition 

Modern Refrigeration and Air Conditioning, Althouse, Turnquist, Bracciano, 2004 or 2014, 

Refrigeration & Air Conditioning Technology, Fifth Edition, 2005  

Manual J - Residential Load Calcs, reprinted 2006, Eighth Full Edition

Mathematics for Plumbers and Pipefitters, Lee Smith, 8th Edition, 2013

Code of Federal Regulations - 29 CFR Part 1926 (OSHA), with latest available amendments