Heavy Duty Equipment Technician Red Seal Exam Prep · Question
What is the purpose of an anti-cavitation valve in a hydraulic system?
An anti-cavitation valve allows fluid from the return line or reservoir to enter the cylinder chamber when an external load tries to pull the cylinder faster th
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Question: What is the purpose of an anti-cavitation valve in a hydraulic system?
Answer options:
- To prevent aeration of the fluid
- To remove air from the fluid ✅ To allow return flow to an actuator to prevent a vacuum condition
- To ensure positive pressure in the return line
Correct answer: To allow return flow to an actuator to prevent a vacuum condition
Explanation: An anti-cavitation valve allows fluid from the return line or reservoir to enter the cylinder chamber when an external load tries to pull the cylinder faster than the pump can supply fluid, preventing a vacuum and cavitation.
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