Ontario Class D Practice Test · Question
During a pre-trip inspection, you notice the brake chamber pushrod stroke on one of your air brakes exceeds the maximum allowable limit. What does this indicate?
An excessive pushrod stroke indicates that the brake is out of adjustment, which severely compromises braking effectiveness and can lead to brake failure; the v
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Question: During a pre-trip inspection, you notice the brake chamber pushrod stroke on one of your air brakes exceeds the maximum allowable limit. What does this indicate?
Answer options:
- The brake is functioning perfectly
- The brake is properly adjusted for maximum performance ✅ The brake is out of adjustment and needs immediate attention before the vehicle can be operated safely
- The brake drum is too cold
Correct answer: The brake is out of adjustment and needs immediate attention before the vehicle can be operated safely
Explanation: An excessive pushrod stroke indicates that the brake is out of adjustment, which severely compromises braking effectiveness and can lead to brake failure; the vehicle is unsafe to operate. (National Safety Code Standard 11, Out of Service Criteria)
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Question explanations
- When performing a pre-trip inspection, what is the minimum air pressure required in an air brake system before
- When driving a straight truck, how should you pass a pedestrian walking on the shoulder of the road without a
- Scenario 1: Tare weight refers to:
- Scenario 2: Gross combination weight (GCW) is:
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