Understanding Answer Files. An answer file is an XML-based file that contains setting definitions and values to use during Windows Setup. In an answer file, you specify various setup options, including how to partition disks, the location of the Windows image to install, and the product key to apply.
When the system pressure drops to a preset level, the jockey pump starts and charges the system back to normal pressure. In case of fire, sprinkler heads open and fire hose connections are utilized causing a rapid system pressure drop over and above what the jockey pump is capable of supplying.
Most modern pumps have an auto cut-off feature that stops the flow when the tank is full. This is done with a second tube, the sensing tube, that runs from just inside the mouth of the nozzle up to a Venturi pump in the pump handle. A mechanical valve in the pump handle detects this change of pressure and closes, preventing the flow of fuel.