What Is the Primary Function of a Relay Valve

question 12

Multiple Choice

What is the primary function of a relay valve?

• A) remote controlled service brake valve
• B) relays pressure from the primary circuit to the secondary circuit
• C) relays governor signal pressure to the unloader pistons
• D) routes hold-off air to the hold-off chambers

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Individuals who are regarded as inferior in status or rights in comparison to the dominant group in a society.

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