Heavy Duty Equipment Technician Red Seal Exam Prep · Question
When performing a functional test on an air brake system, what is the maximum acceptable air pressure drop for a commercial vehicle with the engine off, service brake applied, in one minute?
According to Canadian regulations, for a commercial vehicle when conducting a service brake application test with the engine off, the air loss should not exceed
Start free practice for Heavy Duty Equipment Technician Red Seal Exam Prep
300 questions · no signup required · 40 free questions per day
Question: When performing a functional test on an air brake system, what is the maximum acceptable air pressure drop for a commercial vehicle with the engine off, service brake applied, in one minute?
Answer options:
- 3 kPa
- 7 kPa ✅ 14 kPa
- 28 kPa
Correct answer: 14 kPa
Explanation: According to Canadian regulations, for a commercial vehicle when conducting a service brake application test with the engine off, the air loss should not exceed 14 kPa (2 psi) in one minute for single vehicles, or 21 kPa (3 psi) for combination vehicles.
Start free practice for Heavy Duty Equipment Technician Red Seal Exam Prep
300 questions · no signup required · 40 free questions per day
More about Heavy Duty Equipment Technician Red Seal Exam Prep
Related Questions
- What is the primary purpose of a 'lock-up clutch' in a modern heavy-duty torque converter?
- A technician is performing a visual inspection of a heavy-duty truck's air brake system. Which of the followin
- During a pre-trip inspection of an air-braked commercial vehicle, the operator observes a sudden drop in air p
- A technician is preparing to lift a heavy engine component using a shop crane. The component's manufacturer sp
- A technician has completed a repair on a hydraulic cylinder on a piece of articulated equipment. Before connec
- A technician is installing a new final drive assembly on an excavator. The assembly weighs approximately 250 k
More for Heavy Duty Equipment Technician Red Seal Exam Prep candidates
FAQs
Question explanations
- What is the primary purpose of a 'lock-up clutch' in a modern heavy-duty torque converter?
- A technician is performing a visual inspection of a heavy-duty truck's air brake system. Which of the followin
- During a pre-trip inspection of an air-braked commercial vehicle, the operator observes a sudden drop in air p
- A technician is preparing to lift a heavy engine component using a shop crane. The component's manufacturer sp
Ready to practice?
Free, no signup required. Build a wrong-question list as you go.
Start Free Heavy Duty Equipment Technician Red Seal Exam Prep Practice →Related courses
Other Canadian certifications candidates often prepare for alongside this one.