Prepare for the Maryland Master Restricted and Journeyman Restricted Forced Air (PSI) examinations with online practice questions from 1 Exam Prep. Designed for HVAC technicians, heating specialists, licensed apprentices, experienced journeymen, and professionals pursuing restricted HVACR licensing in Maryland, this preparation resource helps strengthen your understanding of forced-air heating, electrical controls, heating equipment, fuel systems, ventilation, and workplace safety.
This Maryland Forced Air examination preparation product includes 3 months of online access, allowing you to review important technical concepts, practice applying trade knowledge, and organize your preparation around professional responsibilities.
Forced-air heating systems rely on electrical controls, air-moving equipment, heat exchangers, fuel-burning components, and duct systems to deliver conditioned air throughout a building. Understanding how these components operate together is essential for technicians responsible for installing, maintaining, troubleshooting, and servicing heating equipment.
Maryland offers separate Master Restricted and Journeyman Restricted HVACR licensing classifications. Both forced-air examinations use the same PSI technical content outline, making focused preparation valuable for candidates pursuing either credential.
This online practice resource supports study using the 2018 International Mechanical Code, Modern Refrigeration and Air Conditioning, 22nd Edition, Residential Load Calculation - Manual J, 8th Edition, NFPA 31 (2011), NFPA 54 National Fuel Gas Code Handbook (2012), and OSHA 29 CFR Part 1926.
Whether you are preparing to advance from an apprentice position or pursuing master restricted contractor licensing, online practice questions offer a structured way to reinforce technical knowledge, identify challenging subjects, and build confidence before examination day.
Three months of access gives you time to develop a consistent preparation schedule. Begin with electrical fundamentals, concentrate on heating systems and their controls, and revisit difficult subjects throughout your study period.
The Maryland Master Restricted and Journeyman Restricted Forced Air examinations are administered by PSI Services LLC through the Maryland Board of Heating, Ventilation, Air Conditioning and Refrigeration Contractors.
PSI uses the same examination outline for both restricted forced-air licensing classifications. The examinations concentrate on electrical knowledge, refrigeration and air conditioning concepts, heating systems, and construction safety.
The PSI examination outline contains four technical categories:
Heating Systems is the largest examination category, accounting for 25 of the 50 questions, or 50% of the test. Electrical Knowledge, Motors, and Controls represents another 30%.
Combined, these two subjects account for 80% of the examination. Developing strong familiarity with heating equipment and electrical controls should be an important part of your preparation.
The two-hour time limit provides an average of 2.4 minutes per question. Efficient reference navigation and technical understanding can help you manage this time effectively.
The Maryland Master Restricted and Journeyman Restricted Forced Air (PSI) examinations are open book tests. Candidates may use the reference materials specifically authorized in the PSI examination bulletin.
The approved examination-room references include the 2012 or 2018 International Mechanical Code, Modern Refrigeration and Air Conditioning in the 19th, 20th, or 21st Edition, Manual J Residential Load Calculation (2006, Eighth Edition), and the designated OSHA 29 CFR Part 1926 materials.
The 22nd Edition of Modern Refrigeration and Air Conditioning is included in this product's study references. The PSI bulletin identifies the 19th, 20th, and 21st editions as approved examination-room editions.
NFPA 31 and NFPA 54 are useful technical study references for fuel-burning heating equipment, but they are not listed among the permitted references for this specific Forced Air examination.
PSI allows approved books to contain highlighting, underlining, and acceptable permanent indexing tabs. Handwritten notes, loose papers, attached materials, and study guides are not permitted in the examination room.
Effective open-book preparation includes:
Open-book examinations require technical understanding as well as reference navigation. Recognizing the subject of a question helps you identify the appropriate publication and locate relevant information more efficiently.
Maryland regulates Restricted Forced Air licensing through the Board of Heating, Ventilation, Air Conditioning and Refrigeration Contractors.
The Journeyman Restricted and Master Restricted credentials have different qualification requirements and professional responsibilities.
The Maryland licensing process distinguishes supervised journeyman-level work from master restricted contracting responsibilities. Candidates should prepare for the technical examination while understanding the authorized scope of the credential they seek.
The Maryland Board of Heating, Ventilation, Air Conditioning and Refrigeration Contractors establishes the qualifications for restricted HVACR licenses.
The standard licensing pathway includes:
A Journeyman Restricted Forced Air license authorizes work within the designated forced-air heating specialty while under the direction and control of an appropriately licensed contractor.
The standard master restricted qualification pathway includes:
A Master Restricted Forced Air license authorizes installation, maintenance, alteration, remodeling, and repair within the forced-air heating specialty.
Maryland also recognizes certain approved apprenticeship programs and comparable experience or education under its licensing provisions.
The following references support preparation for the Maryland Restricted Forced Air examinations.
Together, these references address mechanical code requirements, heating equipment, electrical controls, load calculations, fuel-burning systems, and workplace safety.
The Maryland Master Restricted and Journeyman Restricted Forced Air online practice questions resource supports preparation across the examination's four principal technical subjects.
Electrical Knowledge, Motors, and Controls accounts for 15 examination questions.
Review voltage, current, resistance, electrical power, AC and DC circuits, motors, and heating equipment controls.
Forced-air systems depend on electrical components to operate blowers, burners, control boards, thermostats, and protective devices. Understanding electrical fundamentals helps you interpret questions involving system operation and troubleshooting.
Heating Systems represents 25 examination questions, making it the most important subject category.
Study heating theory, equipment types, system sizing, combustion air, heating equipment installation, vents, chimneys, and fuel oil systems.
Understanding these concepts helps connect practical service experience with the technical knowledge evaluated during the examination.
Forced-air furnaces distribute heated air through a system of ducts, registers, and air-moving equipment.
Review the operation of burners, heat exchangers, blower motors, thermostats, and equipment safety controls.
Develop familiarity with the relationship between heating equipment operation and airflow through the system.
Fuel-fired heating equipment requires an appropriate supply of combustion air.
Review combustion principles, combustion air terminology, and the importance of maintaining conditions necessary for proper equipment operation.
Become familiar with the mechanical code provisions associated with fuel-burning heating appliances.
Gas-fired heating systems use fuel-burning components to generate heat for distribution through the building.
Study burner operation, ignition principles, appliance controls, combustion air, and venting concepts.
Understanding the relationship between these components supports preparation involving gas-fired forced-air equipment.
Oil-fired equipment is included within the PSI Heating Systems subject area.
Review oil-burning equipment components, fuel supply principles, burner operation, safety devices, and installation concepts.
NFPA 31 provides additional technical information about oil-burning equipment installations.
Heating equipment venting is important to safe system operation.
Review vents, chimneys, combustion products, venting arrangements, and related equipment installation principles.
Understanding how heating appliances interact with venting systems helps reinforce important mechanical knowledge.
Proper heating equipment selection involves understanding building heat loss and heating demand.
Review residential load calculation principles presented in Manual J, including insulation, building dimensions, windows, and other factors affecting heating requirements.
Understanding these concepts provides context for questions involving equipment sizing and design.
Forced-air systems depend on blower motors to move conditioned air through the duct distribution network.
Review blower operation, motor controls, airflow principles, and the relationship between air movement and heating system performance.
Understanding how these components interact supports both installation and troubleshooting knowledge.
Refrigeration and Air Conditioning accounts for five examination questions.
Review equipment sizing, installation, system operation, testing and balancing, ventilation requirements, and mechanical plan interpretation.
Although forced-air heating is the primary examination focus, familiarity with connected air distribution and conditioning concepts supports broader technical understanding.
Troubleshooting requires a working understanding of mechanical and electrical system operation.
Review equipment operating sequences, thermostat functions, blower controls, burner operation, and system safety components.
Practice interpreting symptoms by considering how equipment components interact rather than memorizing isolated conditions.
Safety accounts for five examination questions.
Review OSHA construction requirements involving protective equipment, scaffolds, ladders, fall protection, tools, hazardous materials, and safe work practices.
Understanding these principles supports responsible work involving heating equipment and construction environments.
Organize your three months of online practice access into manageable preparation stages:
Consistent preparation helps reinforce knowledge and identify technical subjects that deserve additional attention before examination day.
1 Exam Prep helps HVACR professionals prepare for the Maryland PSI Restricted Forced Air examinations through organized study guidance, trade-focused technical review, and practice-oriented preparation.
The online practice questions encourage candidates to apply technical knowledge, become more familiar with heating system requirements, and develop consistent study habits.
1 Exam Prep supports your preparation through:
Whether you are pursuing Journeyman Restricted Forced Air or Master Restricted Forced Air licensing, 1 Exam Prep provides a focused way to strengthen your understanding of heating system operation and important technical requirements.
The examination evaluates technical knowledge involving electrical controls, heating systems, refrigeration and air conditioning concepts, and workplace safety.
Yes. PSI identifies the same technical content outline for the Maryland Master Restricted Forced Air and Journeyman Restricted Forced Air examinations.
This product includes 3 months of online access.
Yes. Both examinations are open book. Only reference materials approved under PSI's examination rules may be used during testing.
Each examination contains 50 questions covering four technical categories.
Candidates have 120 minutes, or two hours, to complete the examination.
The required passing score is 70%.
Heating Systems is the largest category, accounting for 25 questions, or half of the examination.
This product identifies the 2018 International Mechanical Code as its study reference. PSI permits the 2012 or 2018 edition for the examination.
The 22nd Edition is a study reference for this product. The PSI bulletin lists the 19th, 20th, and 21st editions as permitted examination-room references.
No. The PSI Forced Air examination reference list does not include these publications. They are additional study references for fuel-burning heating equipment and gas system concepts.
This product includes online practice questions with three months of access. The listed publications are study references rather than included physical books.
The standard pathway requires three years as a licensed HVACR apprentice and 1,875 hours of qualifying supervised training.
The standard pathway requires three years of qualifying licensed HVACR experience, including at least 1,875 hours of qualifying work during the year preceding application.
PSI Services LLC administers the examinations through the Maryland HVACR licensing program.
No. Applicants must also meet the applicable training, experience, documentation, and licensing requirements established by Maryland.
1 Exam Prep provides online practice questions designed to support organized HVACR examination preparation. With three months of access and review focused on heating systems, electrical controls, mechanical requirements, troubleshooting, and safety, candidates can reinforce their technical knowledge and approach examination day with greater confidence.
Start preparing for the Maryland Master Restricted or Journeyman Restricted Forced Air (PSI) examination with online practice questions from 1 Exam Prep and take advantage of three months of focused study access.
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