Ontario Air Brake Practice · Question
Which component is responsible for sensing the air pressure in the supply tank and controlling the air compressor's operation?
The governor is a pressure-sensitive device that directly controls when the air compressor pumps air into the system (cut-in) and when it stops pumping (cut-out
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Question: Which component is responsible for sensing the air pressure in the supply tank and controlling the air compressor's operation?
Answer options: ✅ The governor.
- The air dryer.
- The pressure relief valve.
- The one-way check valve.
Correct answer: The governor.
Explanation: The governor is a pressure-sensitive device that directly controls when the air compressor pumps air into the system (cut-in) and when it stops pumping (cut-out) to maintain system pressure within a set range.
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