Pumps Flashcards
1
Q
List the actions to be taken when the pump overheating warning light remains on.
A
-Withdraw firefighting crews.
-Stop pumping operations immediately (when safe to do so).
-Notify workshops
-Place the appliance out of commission,
2
Q
What happens when the water level falls below ¼ of the tank’s capacity?
A
◼ Audible tones, which activate for 20 seconds
◼ Flashing amber strobe lights on roof of appliance
◼ Amber light on roof console
3
Q
Friction loss is the loss of pressure created by turbulence of water moving against the
interior of a hose or pipe.
A good way to remember these laws is the acronym?
A
◼ D Diameter of hose
◼ R Roughness of hose
◼ I Independent of pressure
◼ S Square of the flow rate
◼ L Length of hose
