Fire Officer Florida State Test 100% Correct

Fire Officer Florida State Test 100% Correct NFPA 10 Fire Extinguishers NFPA 13 Sprinklers NFPA 14 Standpipes NFPA 70 National Electric Code NFPA 72 Fire Alarms NFPA 96 Hood Systems NFPA 101 Life Safety Code NFPA 220 types of Building Construction NFPA 251 Testing of Building Construction NFPA 255 Interior Finishes: Steiner Tunnel Test NFPA 1031 Professional Qualifications for Fire Inspector Sprinklers have been in existence for 100 years Sprinklers are __ or __ effective. 96% or 98% why is there a 4% failure rate with sprinklers human behavior NFPA 13R Residential 4 stories or less NFPA 13D Domestic single family homes How often do sprinkler heads need to replaced every 50 years what do sprinklers have stamped on them date of manufacture position it is mounted in temperature rating 4 types of sprinklers wet dry deluge pre-action what sprinkler system is the easiest wet what is the most complicated sprinkler system dry there are two gauges on a dry sprinkler system, what are they for top - system pressure bottom - supply pressure on a dry sprinkler system, is the pressure above the clapper greater or equal to the pressure below the clapper greater what is the normal pressure in a dry sprinkler system 15-50 psi in a dry sprinkler system, the dry pipe range is typically how much above the trip pressure 15-20 psi how many types of valves in a dry sprinkler system 2 mechanical and differential how does a mechanical valve work in a dry sprinkler system when the system charges, water pushes the valve open and locks into place how does a differential valve work in a dry sprinkler system it uses a 6:1 ratio, the dry side of the pipe is 6 times larger than the water side is a dry sprinkler slow or fast to operate slow it has to push all the air out first the dry sprinkler system using 2 types of devices, what are they accelerator exhauster where is the accelerator located in a dry sprinkler system at the dry pipe valve what does the exhauster do in a dry sprinkler system dumps the air to the outside atmosphere describe a deluge sprinkler system it is a open head system, that using no fusible links, glass bulbs or chemical pellet what is a pre-action sprinkler system it is a type of deluge sprinkler system what is the pre-action sprinkler used for to prevent accidental dumping of water what is the vertical pipe going up in a sprinkler system called riser what size of pipe and connection size is a FDC normally made up of a 4" pipe and 2 21/2" connections how much pressure do you pump a FDC that uses 2 21/2" connections 150psi how much pressure do you pump a FDC that uses 3 2 1/2" connections 175-200 psi the FDC is located where on the riser its at the highest point can you still supply the FDC if there is a total system failure yes what part of the system is the sprinkler attached to branch line what is the residual pressure for the inspectors test 15 psi the typical orifice size of a sprinkler line is 1/2 inch what is the residual pressure for the fire hydrant 20 psi how are sprinklers activated specific heat temperatures name the different types of sprinkler head heat activation fusible link glass bulb chemical pellet the most popular heat activator for sprinklers are glass bulb sprinkler activation heat range U W B R G O U - 135 W Blue - 165 R G O - mounting575 the most popular temperature glass bulb blue - 165 what are the sprinkler position upright pendant side wall what part of the sprinkler head creates the spray patter deflector what is the sprinkler head clearance for high pile and normal storage normal 18" high pile 36" what is the popular fire pump horizontal shaft what is the most popular GPM for a fire pump 500-1500 GPM What are the four main water control valves OS&Y - outside stem and yolk PIV - post indicator valve PIVA - post indicator valve assembly WPIV - wall post indicator valve what is the most popular valve OS&Y which water control valve is a butterfly type PIVA - post indicator valve assembly