Theory Test Practice Ireland

Question 1013 · Truck theory test

What can cause ice to form in the valves and pipes of air brake systems?

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Correct answer

Moisture in the air system coupled with freezing temperatures.

Official explanation

In cold weather, moisture which condenses in the air reservoirs can lead to ice forming in valves and pipes and may result in air pressure loss and/or system failure.

Topic
Technical matters · Braking Systems
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This question also appears in the bus theory test.

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