BC Air Brake Practice · Question
What is the purpose of a one-way check valve often found between the wet tank and the dry tank in an air brake system?
A one-way check valve ensures that air can only flow from the wet tank to the dry tank, preventing a loss of protected air pressure from the dry tank if there's
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Question: What is the purpose of a one-way check valve often found between the wet tank and the dry tank in an air brake system?
Answer options: ✅ To prevent air from flowing back from the dry tank to the wet tank.
- To allow air to flow in both directions for quick pressure equalization.
- To release excess air pressure from the wet tank.
- To filter moisture from the air before it reaches the dry tank.
Correct answer: To prevent air from flowing back from the dry tank to the wet tank.
Explanation: A one-way check valve ensures that air can only flow from the wet tank to the dry tank, preventing a loss of protected air pressure from the dry tank if there's a leak in the wet tank or its connections.
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