Notes Flashcards
What is pump idle pressure when in volume? When in pressure?
When does an engine need to be augmented(when intake pressure drops below)
55psi when in volume
110psi when in pressure
Intake below 15psi
SCBA
The PRA reduces pressure to what?
Failure of the primary system will direct to secondary system, pressure will be reduced to what? If secondary fails the relief valve activates and pressure in excess of what gets bled out?
PRA = 100psi
Secondary - 150
Relief valve - 185
How fast can a 45min cylinder bleed out if manual shut off is left open? What are the 2 causes for the vibra alert to activate?
Bleeds out in 4 min
Vibra= 25% remaining, failure of primary system
T or F
If the face piece gets damaged you can cover the hole with your hand?
True, unless damaged from heat (bubbling or melting) then do not touch
Scott CBRN canister has a shelf life of how long?
How often does a scba cylinder get hydrostatically tested?
CBRN = 7yrs
Cylinder tested every 5yrs
PAK Tracker
How long does an scba have to be in full alarm for it to pick up signal? How far is the line of sight? Is it intrinsically safe? How many identities can it store? How long should you pause for a reading? How do you lock/unlock on a signal?
Full alarm for 10 seconds, 900ft line of sight, NOT intrinsically safe, 36 identities, pause for 3-4 seconds, lock=press enter, unlock=press and hold scroll for 3 seconds
Company journal
What pages for chief visits, company drills, if a mask service depot. What gets attached to inside of front cover?
500-498 for chief
497-495 for drills
494 and back for mask depot
Company roster affixed to inside of front cover
*COLL for collisions, DSP for discipline/charges. (No more acc or AFID)
What does the officer on duty do if he catches members drinking?
PROBBE Prevent on and off duty members from leaving Relieve members from duty OOS (company effected) BC gets notified Bits gets notified Entry in company journal *officer on duty is not the investigating officer
Members caught drinking, what does the investigating officer do?
1-conduct a roll call
2- inform members whom may receive charges of right to representation
3-conduct investigation
4-if reason to believe order member to be tested, if no reason to believe document reasons why
Proby notebook
If the notebook is lost who must forward a report within ___days?
When does the proby review the notebook? How often do the officers review it? How often does the company commander review it, when do chiefs review it? Where is it kept?
Company commander forwards report to Div within 30 days
Proby reviews it weekly, officers review it each tour, company commander reviews it monthly, chiefs review it during visits and drills. Kept in company office
*proby on cross unit details do not take details unless absolutely necessary
Proby notebook
How many attempts do they get to pass the monthly training module? Where do they put the receipt of the training? What gets attached to the 1st page of notebook?
3 attempts and receipt stapled to current page of notebook
tool list gets attached to first page
Ladders shall have at least ___ lengths of 1 3/4” hose rolled or folded. Engines shall have at least ___lengths of 1 3/4” and ___ lengths of 2 1/2”
Ladders 3 of 1 3/4”.
Engines 3 of each plus a length of 1 3/4” with attached nozzle in an easily accessible place
How often shall a company commander inspect apparatus doors? No visitors allowed in quarters after \_\_\_\_pm. For class visits you need 1 adult for how many kids: below 3rd grade, 3rd and 4th grade, 5th grade and up, scout troops?
Company commander inspects apparatus doors monthly No visitors after 10pm Below 3rd grade- every 4 kids 3rd and 4th - every 15 kids 5th and up - every 30 kids Scouts - every 20 kids
Every engine ff should carry what?
Fog nozzles should be stored in the (fog/straight) steam position which is turned all the way to the (left/right).
What are the 3 stages of fire suppression?
Every engine ff carries a spanned, chock, hose strap
Fog nozzles in straight stream which is turned to the right
What do the following touch signals mean to the nozzle man?
1 or 2 slaps on back? Tug or pull to the left or right? Steady push on back? 4 slaps on back?
1 or 2 slaps on back = open nozzle
Tug/pull left or right = direction of stream
Steady push = advance line
4 slaps = immediate withdrawal
Hydrants
Dresser hydrant gives how much more water? Yellow hydrants found where and how many turns in what direction to open curb valve?
t/f 2 red hydrants side by side should be avoided. 1 red hydrant means what?
Dresser hydrant - 10-15% more water
Yellow hydrants found on highway, 18 turns clockwise with curb valve key
True- 2 red hydrants side by side should be avoided
1 red hydrant = Red air cock hydrant and is a great source of water
What is the max working pressure for 1 3/4”, 2 1/2” and 3 1/2”? High pressure hose has a max working pressure of?
Engines required to carry how many lengths of 1 3/4”, 2 1/2” and 3 1/2”?
Max working pressure is 250psi
High pressure hose max pressure is 600psi
Engines required to carry 20lengths of 1 3/4”, 30 lengths of 2 1/2”, and 10 lengths of 3 1/2”
You come across a length of rolled hose, what does both butts on the inside mean? Male butt onside only?
Both inside for storage
Male only on inside for when being sent out
Hose test
What 5 things do you look for that would prevent a length of hose from being tested? How many lengths max to the manifold? Up to how many lengths from each outlet? Use a marker on which end of each length, how much large of a gap to place OOS? At what psi and for how long is each tested?
Hose with abrasions, mildew, rot, burnt, or dried-cracked-broken gasket do not get tested
2 lengths of 2 1/2” max from rig to manifold
Up to 6 lengths from each outlet
Mark the male end with marker 1/8” separation take hose OOS
250psi for 5 min
A large caliber stream is over ___gpm?
If a structure is 1-2 stories and the stretch is ___lengths or less the 2nd engine can stretch its own line if 1st doesn’t need help.
Large caliber stream is over 300gpm
4 lengths or less and 2nd engine can stretch own line in 1-2 story buildings
How many handlines from pumper? T/F supply pumper in relay should not supply handlines or LCS. A high pressure engine can deliver up to ___psi, 3rd stage up to ___psi
No more then 2 handlines from pumper when possible.
True, supply pumper should not supply handlines, but in emergency it can but it needs to be augmented ASAP
High pressure engine up to 600psi, 3rd stage up to 700psi
*high pressure supply- 1 length from rig to Fd connection is ideal, no more then 2. Safety zone 50ft in all directions
High pressure pumping
T or F
Do not use presets, increase pressure slowly, do not connect 2 high pressure supply lines to same FD connection, over 600psi 3rd stage pumper is required, over 500psi 3rd stage is proffered.
True
Stand pipe with compressed air
T or F
Release air pressure prior to uncapping siamese, may take up to 3minutes to release air, and it is not necessary to deactivate air compressor. Manual air release valve can be supplied with water
True
How many turns and in what direction to shut off hydrants in the street? All downed wires in the street are to be considered live, what is the safe way to move them? Does the ring cutter cut stainless steel?
17 turns counter clockwise
No safe way to move, do not put heavy objects on them
Ring cutter does not cut stainless steel