BC Class 3 Practice Test · Question
On a typical air-brake truck, the governor 'cut-in' pressure is approximately:
The compressor begins recharging the system at about 80–85 psi (cut-out around 120–135 psi).
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Question: On a typical air-brake truck, the governor 'cut-in' pressure is approximately:
Answer options:
- 40 psi
- 55 psi ✅ 80–85 psi
- 150 psi
Correct answer: 80–85 psi
Explanation: The compressor begins recharging the system at about 80–85 psi (cut-out around 120–135 psi).
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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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