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53 Cards in this Set
- Front
- Back
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on a p 100 what are the suction and discharge connections
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male
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what size is the suction on p100
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3 inch
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hwat does the 3 inch hard rubber hose on the p100 have
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flapper valve, and strainer
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what is the flapper valve
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to keep the engine primed
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what size is the discharge p 100
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2 1/2
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what size is the gallon tank on p100
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1.45 gallon fuel
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how long will 1.45 gallon fuel tank on p100 last
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2.75
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what size is the suction on perijet eductor
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3 in
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what size is the discharge on perijet eductor
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4 in
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what size is the supply on a perijet eductor
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2 1/2
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what is the afff inline eductor used in conjunction with
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95 gpm vari nozzle
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what inlet pressure must you have to have adequate afff in the inline eductor
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100 psig
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why should inline eductors be directly to the fireplug
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to minimize inlet pressure
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what hose lengths downstream should afff inline eductors be limited to
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3 lengths
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how many lengths downstream should an afff line eductor be limited to
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6
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when using water to extinguish a class bravo fire, what should you do
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use a narrow angle fog and sweep side to side, you won't be able to extinguish but it will help
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water fog can be used successfully on what liquid fuels flashpoint
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140 f or more
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water fog cannot extinguish fires on liquid flashpoints of
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100 f or less
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what 4 things can cause hose pressure to be lower
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valves, not fully open, kink in the line, rupture/loss in the firemain, cloggs or obstructions
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to flush out debris
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put nozzle on flush
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nfti mod 0 senses temp differences of at least
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4 f
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how many batteries does the nfti require
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10 aa
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how lon does the nfti last
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60-90 min
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nfti mod 1 utilizes how many batteries
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nickel metal rechargable batteries
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how long do the batteries lst on nfti mod 1
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4.85 hours
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nfti mod 1 has how a back up battery pack that lasts how many hours
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3 hours
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nfti mod 2 is different how
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it has a video overlay feature that allows the firefighter to look at the scene as if in a video or thermally.
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what else does a nfti mod 2 have
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can tell the degrees of an obect upper left hand sid eof the viewing screen pyrometer
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prolonged exposure of what temp damages nfti
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140 f
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in mod 0 how many led lights appear
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5 on left
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what is the preferred method on nfti for firefighting
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chop allows to focus on one area
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why isn't pan good for fire fighting
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because if not in constant motion it fades out
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how do you change from chop to pan
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blue button in front
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mod 1 and 2 how many lights for batteries
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10 lights bottom of screen
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what can nfti not do
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look though glass, mod 2 can look through glass but not thermally
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what 2 things does rapid response decide
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if fire is too big wether to shut the doors to limit oxygen or attack,. leave door open however for unprotectect responders
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what 4 things determine plan of attack on fire
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fire characteristics, location, resources and growth
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why is sizing up the fire important
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it determines how what when where. how to put it out what s in the viscinity ect ect how to attack it
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what is a direct fire attack
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ff go directly to the space and put the fire out, wether through the door or fog into the room
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how do you vent a compartment
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open the access overhead above or cut. should be vented only directly to eather or large spaces leadint to weather
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what is an indirect attack
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conditions prevent ff from entering so water fog is discharged into space through cracked door or ventilation penetration. afterward a direct attack is formed
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isolate everything except
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lighting ventilation afff sopvs
fire party benefits attacking fire with lighting unless its a hazard |
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who decides to secure lighting or ventilation
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onscene leader
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when is ventilation shut down
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when space is abandoned and firefight. with scba's roll in
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how do you cool a bilkhead
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short burst of water, continuous causes too much steam.
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why is scba set time important
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to determine when they need to be chagned out
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how is scba time set
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individually or with a team effort. not neccessary with investigators
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what do you do if a compartment is too hot to enter
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manned hoses must establish boounderies. cool the deck above,
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what is a downfall of cooling the floors
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a list will occur, control by gravity or with holes in the bulkhead or use portable dewatering equipment. becareful with cbr
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how should you tighten couplings
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hand tight only
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how many hosemen allowed on a 1 3/4 or 1 1/2 in hose
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1 person sustained ops require 3
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how many hosemen are allowed on a 2 1/2 inital attack
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2 pers. sustained ops require 4
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can the hose be left in the fire space?
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yes with the nozzle closed in plain view
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