Free HVAC Technician Exam Prep
HVAC Technician Exam Prep in Chicago, IL
Free, gamified practice questions for the hvac technician licensing exam — with local salary context for Chicago.
Why It's Worth Passing in Chicago
- Median hvac technician salary in Chicago: $62,800/yr
- Experienced earners: up to $92,000/yr
- Local job growth: +11%
- Open positions: 2,400+
What to Expect on the Exam
The hvac technician licensing exam covers code requirements, technical fundamentals, safety standards, and applied calculations. CraftPATH's free prep mirrors the real exam format with multiple-choice questions, instant feedback, and topic-by-topic drills.
Refrigeration
Refrigeration cycle, pressure-temperature relationships, superheat/subcooling, refrigerant types, and system charging procedures.
Electrical Systems
HVAC electrical components, wiring diagrams, motor types, capacitors, contactors, and electrical troubleshooting.
Air Flow & Distribution
Duct design, air balancing, static pressure, CFM calculations, and air distribution systems.
Controls & Thermostats
Control circuits, thermostat wiring, programmable controls, building automation, and zone systems.
EPA 608 Certification
Refrigerant regulations, recovery procedures, leak detection, environmental compliance, and certification types.
- Length: 100–150 questions (25 per EPA 608 section)
- Time limit: 2–4 hours
- Passing score: 70%
- Exam fee: $20–$150 (varies by certification)
- Format: Closed-book (most certifications)
Sample HVAC Technician Practice Questions
Six questions from the free hvac technician bank, with the answer and the reasoning behind it.
-
1. What is subcooling? (Refrigeration)
- A. Temperature below freezing
- B. Temperature below saturation
- C. Temperature below zero
- D. Temperature below room temp
Answer: B — Temperature below saturation
Subcooling is cooling liquid refrigerant below its saturation temperature.
-
2. What does HVAC stand for? (Controls)
- A. Heating Ventilation Air Cooling
- B. High Voltage Air Conditioning
- C. Heating Ventilation Air Conditioning
- D. Home Ventilation Air Control
Answer: C — Heating Ventilation Air Conditioning
HVAC stands for Heating, Ventilation, and Air Conditioning.
-
3. What is the condenser's function? (Refrigeration)
- A. Cool indoor air
- B. Release heat outdoors
- C. Filter air
- D. Measure temperature
Answer: B — Release heat outdoors
The condenser releases absorbed heat to the outdoor environment.
-
4. What is the minimum SEER rating for new residential AC units? (Efficiency)
Answer: C — 14
As of 2023, the minimum SEER rating for new residential AC units is 14 in most regions.
-
5. What certification is required to handle refrigerants? (EPA Certification)
- A. HVAC License
- B. EPA Section 608
- C. OSHA Certification
- D. DOT License
Answer: B — EPA Section 608
EPA Section 608 certification is required to purchase and handle refrigerants.
-
6. What is the difference between Type I and Type II EPA 608? (EPA Certification)
- A. Price vs free
- B. Small appliances vs high-pressure
- C. Indoor vs outdoor
- D. Gas vs electric
Answer: B — Small appliances vs high-pressure
Type I covers small appliances (under 5 lbs refrigerant), Type II covers high-pressure systems like residential AC.
A Study Plan That Fits a Chicago Work Week
- Weeks 1–2: untimed topic drills across every domain to find weak areas.
- Weeks 3–5: work the weak topics with the code book open, timing each lookup.
- Weeks 6–8: timed full-length rounds until you hold 85% consistently.
- Final week: review missed questions and confirm your Illinois application status.
- Start with EPA 608 — it's required before handling refrigerants
- Master the refrigeration cycle and pressure-temperature charts
- Practice reading wiring diagrams until it becomes second nature
- Focus on troubleshooting scenarios — they're heavily tested
Local Context for Chicago
Chicago's extreme temperature swings (sub-zero winters to 90°F summers) keep HVAC techs in high demand.
HVAC Technician Exam Questions from Chicago Candidates
How much do hvac technicians make in Chicago?
The median hvac technician salary in Chicago, IL is $62,800. Entry-level roles start near $38,000 and experienced licensees reach $92,000. Passing the licensing exam is the gate to the upper half of that range.
Where can I take the hvac technician exam near Chicago?
Chicago, IL candidates test at state-approved centers scheduled through the Illinois licensing board or its exam vendor. Local programs such as Pipefitters Local 597 or College of Lake County can point you to the nearest seat and confirm the paperwork you need before applying.
How long should I study before testing in Illinois?
Most candidates give it 8 to 12 weeks at about an hour a night: untimed topic drills first, then code-book lookups against a clock, then full-length timed rounds until you hold 85% or better.
Is there demand for hvac technicians in Chicago?
Yes — 2,400+ open positions with +11% projected growth. Chicago's extreme temperature swings (sub-zero winters to 90°F summers) keep HVAC techs in high demand.
Do these practice questions copy the real Illinois exam?
No. Every question is original CraftPATH material written against published exam outlines and the code books Illinois has adopted. The format matches the real test, the content does not reproduce licensed exam material.
Start Studying — It's Free