Irish Firefighter Aptitude Practice Questions - Ireland Firefighter Recruitment Aptitude Test Exam

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Read the following instruction on hydrant usage: 'Prior to connecting a hose, the hydrant must be flushed to clear any debris. Open the hydrant valve slowly for 5-10 seconds until the water runs clear. Close the valve before connecting the standpipe. Failure to flush may damage the pump on the fire appliance.' What is the primary reason for flushing the hydrant?

To test if the water pressure is high enough for firefighting. To prevent dirt and debris from damaging the pump of the fire engine. To fill the standpipe with water before connecting the hose. To clean the external casing of the hydrant assembly.

Correct Answer:

To prevent dirt and debris from damaging the pump of the fire engine.

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