Nicet Level 1 water based systems exam questions and answers 100%

What is a purpose of a control valve Ans Control Flow to water based fire protection system The gauge on the quick opening device shall indicate _____ as compared to the gauge on the system side of the dry pipe valve? Ans the same pressure What type of test shall be provided when a valve is returned to service to determine that the valve is open? Ans Valve status test What is a fire service main? Ans A pipe and its appurtenances on private property/ Pipe between a source of water and the base of the system riser Name the system that utilizes a plate through which a passes a specific amount of foam concentrate at a specific pressure. Ans Orifice Plate Proportioning During an inspection, which of the following would be identified as a sprinkler which shall be replaced? Ans Corrosion What are the inspection requirements for hangers and seismic braces installed in concealed spaces? Ans Periodic inspection is not required Gauges shall be replaced every _____ or tested every _____ by comparison with a calibrated gauge Ans 5 years/ 5 years Where air pressure supervision is connected to a constantly attended location gauges shall be inspected ______? Ans Monthly Sprinklers installed in areas that are inaccessible for safety consideration, due to process operations ____ be ____ during each scheduled shutdown? Ans Shall/ Inspected What type of valve is designed for the purpose of reducing downstream water pressure under both residual and static conditions Ans Pressure reducing valve PIV and OS&Y shall be backed a __________ from the fully open position to prevent jamming. Ans 1/4 turn Gauges not accurate to within _______ percentage of the full scale shall be recalibrated or replaced? Ans 3 percent When there is a _________ reduction in full flow pressure, when compared to original acceptance test, the cause of the reduction shall be identified and corrected. Ans 10 Percent An informational sign shall be placed at the _______ supplying the antifreeze loop, dry system, pre action system, or auxiliary systems control valve. Ans System Control Riser Information signs should indicate which of the following? Ans Location if the area served by system, the presence and location of antifreeze or other auxiliary systems, the presence and location of heat tape Which of the following signs require a quarterly inspection to verify that it is securely attached to the sprinkler riser? Ans Hydraulic Design Information sign Which of the following would be an acceptable material for the information sign to be made of? Ans Rigid plastic/ Metal How often shall the system information sign be tested? Ans Testing is not required for the information sign Sprinklers shall be tested for sensitivity and functionality at ______ PSI Ans 5 What specialized equipment is needed to test waterflow alarm devices on a wet pipe system? Ans None Sprinklers subject to overspray accumulation shall be protected by using? Ans A thin paper bag What type of testing requires the use of a refractometer? Ans Antifreeze System What type of device is used to test flow rates? Ans Pilot Gauge Identify what type of sprinkler is designed to be installed in such a way that the water stream is directed downward against the deflector? Ans Pendent sprinkler A class 1 standpipe system is a system that provides ________ hose connections to water supply used by fire departments. Ans 2 1/2 in What type of precautions should shall take place prior to entering confined spaces such as tanks, valve pits, or trenches? Ans Legally required All penetrations into the area of cold storage shall be inspected. If an ice obstruction is found during the inspection, what requirement shall be employed? Ans Additional pipe shall be examined to ensure no ice blockage exists.