EM7 Flashcards
(171 cards)
1
Q
Minimum tread depth is _______
A
4/32 or when tread wear indicators are even with the tire tread
2
Q
Ensure proper air brake pressure both front and rear _____
A
> 100 PSI
3
Q
Ensure proper fluid levels that include _______________________________
A
Motor oil, transmission fluid, coolant, power steering fluid and diesel exhaust fluid (DEF)
4
Q
Open the ___________ valve briefly to flush sediment from the lowest level of the pump
A
PUMP DRAIN
5
Q
Tilt the cab and inspect _________
A
All drive belts for tightness and wear.
6
Q
When fully open make sure the _________ is in place
A
Cab tilt lock
7
Q
Do not lower the cab and allow it to ________
A
Rest on the strut
8
Q
Check motor, transmission, ______ and ________ for fluid leaks
A
Pump transfer case, drivetrain
9
Q
Portable oxygen - ensure tank pressure is ______ and oxygen delivery adjuncts are properly stocked.
A
> 1000 PSI
10
Q
Air chisel - connect air bottle and ensure proper operation ( _______ ).
A
Bottle pressure >4000 PSI
11
Q
Nozzles must be properly set and ________
A
Free of debris
12
Q
Chainsaw - Use ________ for bar lubricant
A
Motor oil
13
Q
Store hydraulic spreader with a _________ between the tips.
A
1/2” gap
14
Q
Generator - check oil and coolant levels, run generator until fully warmed up ( _________ ).
A
Approximately 5 minutes
15
Q
Add _________ to newly acquired gas.
A
Fuel stabilizer
16
Q
Clean exterior of apparatus. Apply ______ monthly or in accordance with the company maintenance schedule.
A
Wax
17
Q
Remove dirt and old lubricant from roll-up door tracks and apply ______.
A
Silicone spray
18
Q
Apply ________ to both sides of the door hinges and operate the door __________.
A
Light oil, several times
19
Q
Ensure strainers are present in ________
A
2 1/2” intakes
20
Q
Clean and lubricate the Storz connection gasket, internal threads ( _______ ) and bleeder valve.
A
Piston intakes
21
Q
Inspect the steamer intake strainers. These function as an ______, protecting the pump housing from rust.
A
Anode
22
Q
Apply _______ to steel surfaces and moving parts.
A
Light oil
23
Q
Apply ________ to wood handles as needed.
A
Linseed oil
24
Q
Use ________ sparingly to lubricate roof hooks.
A
Light oil
25
Clean nozzles with _________________
Soapy water and a soft brush.
26
Immerse nozzle in ___________ and operate all moving parts.
Warm soapy water
27
Chainsaws - remove chain assembly and clean _________
Chain drive
28
Air tools - lubricate each blade with ________
Light oil
29
Apply ___ drops of air tool oil into the __________ and operate.
5, blade end
30
SCBA - Ensure quick-connect couplings are ________ and work properly.
Free of debris
31
Check ____________ dates on each oxygen bottle and scba bottle.
Hydrostatic
32
Portable extinguishers - the inspection label indicates the date of the ____________.
Last inspection.
33
High lift jack - clean with ________ and dry thoroughly. Wipe down the entire tool with _______, including all moving parts. Inspect the ______ for bent or damaged components.
Soapy water, Light oil, jack
34
Chains - clean with ________ if dirty and dry thoroughly. Wipe down the length of the chain with ________. Inspect links for _____________.
Soapy water, Light oil, damage or corrosion.
35
Come Along - clean with _______. Use _______ sparingly on moving parts.
Dry cloth, Light oil
36
Come Along - do not apply any ________ to the wire rope.
Lubricant
37
Come Along - inspect the _______ for straightness.
Handle
38
This refers to liquid wrench, wd-40 or similar water displacing lubricating oil, typically in an aerosol can.
Light oil
39
Supplied with the air chisel in a small squeeze.
Air tool oil
40
Used on roll up door tracks and slide out compartment trays. It leaves minimal residue. Do not use ______ on other moving parts. Remove dirt prior to applying _______.
Silicone (silicone spray)
41
Recommended to ease the movement of pump valve handles. It can be applied to the remote control hanle shaft and mechanism, from the pump panel to the valve handle attatchment. Remove dirt prior to applying __________.
Graphite, graphite
42
the only _______ permitted is the "food grade" machinery ________. Apply to appliance and pump threads as needed.
Grease, grease
43
Add to newly acquired gasoline according to the label.
Fuel stabilizer
44
__________ used in some engines to reduce nitrogen oxide emissions (page 93).
DEF (diesel exhaust fluid)
45
If the service requires the engine to be out of service for ___ hours or any period that spans two shifts, a _______________ shall be performed immediately, prior to swapping equipment and _____________.
24, complete daily inspection, returning to service.
46
If the service was performed and the engine returned on the same shift, the following checks must be completed prior to returning to service:
- Visual verification that the booster tank is full
- Verify the pump and governor operate properly (in both modes)
- Verify proper brake pressure and brake operation
- Ensure all equipment is accounted for
47
When spotting the engine give priority to the location of the _________ and ________ access.
rescue unit, stretcher
48
Consider engine noise and location of the __________ when treating patients.
exhaust pipe
49
Spills or leaks may require spotting ________ and _________.
uphill and upwind
50
Position the engine for placement of __________ while leaving room __________________ of the structure for the ladder company.
attack lines, in front
51
Keep hose away from __________.
Exhaust pipes
52
Some engines need _________ of space on the officers side to lower the ladder rack.
5 feet
53
Do not drive on _________ or on _____________ except during emergency response.
private driveways, private bridges
54
When backing, use a spotter on the ________ side, ___________ feet from the tailboard.
engineer's, 5 - 10
55
Our primary water supply comes from fire hydrants, part of a city-wide distribution network that also consists of ______, treatment plants, ___________ and _____________ operated and maintained primarily by JEA.
wells, pumping stations, water mains
56
The main sizes range from __ to ___ in diameter and average _______ static pressure.
6 to 24", 70 PSI
57
The communities of _________ beach, _________ beach and __________ operate their own water utilities.
Atlantic, neptune, baldwin
58
In some cases, hydrant presure is provided by ____________ from water towers.
head pressure
59
City Hydrants - Yellow Hydrants Supply mains sizes: Residential _____ to _____.
Commercial ___ to ____.
Residential 6" to 10"
Commercial 8" to 24"
60
Another type of private system consists of a private main that is connected to a city main through a _______ and ____________.
meter, backflow preventer
61
The private system flow could differ greatly from city hydrants in the same area and could even present with variable ______ and variable ________.
pressure, flow
62
Hydrant GPM flows:
Blue - ________
Green - _________
Orange - __________
Red - __________
Blue - 1500 GPM or more
Green - 1000 - 1499 GPM
Orange - 500 - 999 GPM
Red - Below 500 GPM
63
The presence of dead end mains or dead en loops within the complex may require secondary methods to supply large volumes of water. These secondary methods could include _______________________________________________________.
a tanker shuttle, laying from a nearby city main or from an adjoining private system.
64
Sound barrier walls along limited access highways may incorporate access holes (______) to reach hydrants on nearby streets.
about 12"
65
Dry hydrants: The pipe is commonly PVC but could be _____ or ________.
cast iron, stainless steel.
66
PVC pipes are easily damaged by _______, _________, and ________________.
vehicles, vandalism, prolonged UV exposure.
67
JFRD engines are built by Pierce and are fitted with ______________________________.
midship mounted Waterous centrifugal pumps.
68
Intake manifold ( ___________________ )
Discharge manifold ( ____________________ )
Centrifugal pump assembly ( __________________ )
Lower half of the pump body
Upper half of the pump body
including impeller(s)
69
JFRD engines are powered by six cylinder turbo charged diesel motors, manufactured by Caterpillar ( ______ ) or Cummins ( ______ )
C12 or C13
ISL series
70
Running the pump _____ for more than a few minutes may cause excessive heat and pump damage.
dry
71
The impeller discharges water into the _______, the chamber which directs the pressurized water into the discharge manifold.
volute
72
The pump shift controls a ________ within the transfer case.
ring gear
73
The pump test measures volume at three pressures while ___________.
drafting
74
1500 GPM engine must pump: 70% of rated capacity at 200 PSI ( ______ GPM)
50% of rated capacity at 250 PSI ( ____ GPM)
1050
750
75
In PRESSURE each impeller provides pressure in ________.
series
76
The VOLUME position is also called ________ or _________.
parallel, capacity
77
The main difference in operation of a single stage pump from a two-stage pump is ____________.
motor speed.
78
The diameter of the intake pipe is determined by the __________ of the pump.
rated capacity
79
Because of the reduced diameter, the front intake will flow less than the steamers ( ______ at draft, ________ from a hydrant).
1000 GPM, 1500 GPM
80
The electric front and rear intake valve take _____________ seconds to fully open or fully close.
15 - 20
81
JFRD engines have a wide range of discharge options ranging from a ___ boster line to a ____ LDH discharge.
1", 4"
82
The pressure scale reads from _________ (master gauges) or _________ (remote gauges) and the vacuum scale reads ________ inHg.
0-600 PSI, 0-400 PSI, 0 to -30
83
Although you can safely operate the primer at any pressure or RPM, for best performance set the RPM between ______________.
1000 - 1200
84
Oil pressure
15 PSI at idle
35 - 45 PSI at speed
85
Coolant Temperature
180 - 220 degrees fully warmed up
86
Voltage
13 to 14.5 volts
87
Transmission Temperature
Under 300 degrees is normal
88
A low voltage indication will gradually reduce ______________.
motor RPM.
89
The coolant temperature gauge indicates the ______ cooling system temperature, not the ______________.
motor, pump water
90
Pump cooler/Re-circulator: When opened it will flow _______ and will remove hot pump water, to be replaced with cooler water form the supply.
less than 25 GPM
91
Pump Cooler/Re-Circulator: This vavle is generally only needed when ___________________________.
hose lines are charged but not flowing.
92
Engine cooler or auxiliary cooler: This valve operates as a __________.
heat exchanger.
93
Engine Cooler or Auxiliary Cooler: The pump must ___________ for this valve to function.
be engaged
94
The pressure governor consists of only two major parts -- __________ (located on the pump panel) and _________ (installed within the discharge manifold).
the control box, pressure sensor
95
When the pump is engaged the cab throttle controls ( ________________________ ) are disabled.
accelerator pedal and high idle switch
96
The most common disruption to PDP is _____________________________.
the opening and closing of nozzles.
97
The engineer must select PSI mode for the following fireground operations:
Pumping handlines
Pumping ladder pipes or ground monitors
Supplying a sprinkler or standpipe system
98
Engineers must select RPM mode for the following fireground operations:
Drafting
Relay pumping
Charging 5" hose
PSI mode malfunction
Pumping operations that exceed 300 PSI
99
Change to _________ before charging 5" hose when using other handlines.
RPM MODE
100
Other than rapid pressure increases in excess of ________, there is no pressure protection in the RPM MODE.
30 PSI
101
The digital readout may display ___________________ when the pressure sensor cannot detect PDP.
LO PRESSURE or LO SUPPLY
102
Changing modes is accomplished by pressing and holding the MODE button or PSI/RPM button for __ seconds.
3
103
If the pump cannot maintain at least ________, the governor will return the RPM to idle.
30 PSI PDP
104
When connecting 5" hose to the intake valve, never place a __________ twist in the hose. It may uncouple upon charging.
right-hand
105
In regards to 5" LDH: A flow of _____ GPM has ____ PSI friction loss per _____ section of hose.
1200, 10, 100 ft.
106
2 1/2" Pre-connected handline: Rapid deployment, up to _____ GPM.
300
107
The maximum safe flow through a 2 1/2" handline is _______ GPM.
300
108
2 1/2" Smooth Bore Nozzle stacked tips:
1" _____ GPM
1 1/8" ______ GPM
1 1/4" _______ GPM
200
250
300
109
Akron Turbojet 2 1/2" Fog Nozzle: Operates at _____ PSI NP with an adjustable flow range of _______, ________, ________ and _______ GPM.
100 PSI
125, 150, 200, 250
110
Akron Turbojet 2 1/2" Fog Nozzle: Rotating the bumper _____________ will shut off the nozzle even if the bale is open.
fully clockwise
111
Akron Saberjet Nozzle: This 1 3/4" nozzle has a dual position bale allowing the nozzle operator to select a _____ or ______ stream.
fog, solid
112
Akron saberjet nozzle solid stream setting will flow:
(2 different settings with 2 different tips, what are they)
150 GPM at 50 PSI NP (7/8")
180 GPM at 50 PSI NP (15/16")
113
The Akron SaberJet Nozzles fog stream setting will flow:
135 GPM at 100 PSI NP
114
Akron SaberJet Nozzle:
The nozzle operator can change from fog to solid and back with no PDP adjustment required. This is because the change in GPM results in a corresponding change in friction loss (Friction loss increases by ______ -______ PSI when changing from fog to solid stream).
40 - 50
115
High Rise Packs:
One - 2 1/2" lightweight nozzle equipped the following way. Bail shut off, mini stream shaper, short stack tips (size ____ and _____ low flow). A ____ low flow tip will flow 40 GPM at 30 PSI.
1 1/8", 1/2", 1/2"
116
Distrubutor Nozzles (attic) nozzles:
These nozzles cover up to ______ sq. ft of attic space and flow ____ GPM (1 1/2") and ________ GPM (2 1/2") at ______ PSI.
1000, 115, 395 - 495, 100
117
Cellar Nozzle: (carried by ladder companies)
The cellar nozzle will flow _____ GPM at ____ PSI and cover up to ________ sq. ft. of area.
500, 50, 1250
118
Foam:
Class A foam is a wetting agent that ____________________, permitting greater penetration of water into Class A fuels.
breaks the surface tension of water
119
What type of class B foam is utilized by JFRD engines and tankers.
National foams universal green 3% (AR-Synthetic)
120
Class B foam and ____________ with _____________ are required to achieve proper expansion ratios to extinguish flammable liquid fires.
Akron foam eductors, aeration tubes
121
Which engines have a built in foam proportioner and a 100 gallon foam tank?
Engines 7 and 21
122
Which tankers carry 2500 gallons of foam concentrate each?
Foam 37 and 48
123
Aviation fuel is ___________ and very similar to ___________.
non-polar, kerosene.
124
The Akron Foam Tube, which provides aggressive aeration at the nozzle MUST BE USED with __________________ for proper expansion ratios.
Universal Green 3% (AR-Synthetic)
125
Class B fuels must be _______ for the finished foam to work properly.
static
126
Distance for foam:
When using a 75 PSI nozzle, the maximum distance is ______ ft.
When using a 100 PSI nozzle, the maximum distance is ______ ft.
250, 150
127
Once the fire is extinguished and foam is static, or the spill is contained and covered with a __ " blanket, verify the integrity of the foam blanket using a _________________ (found on hazmat apparatus and ladders) if available.
4", combustible gas meter
128
Reapply foam blanekt every _________ minutes.
5 - 15
129
The drain time (the time the foam blanket water is drawn out) of Universal Green class B foam is ____ minutes (salt water) to _____ minutes (fresh water).
90, 300
130
Akron 250 GPM eductor:
This setup allows up to ______ feet between the eductor and nozzle, the eductor requires ______ PSI inlet pressure.
300 ft, 200
131
The shelf life of class A foam is _________.
indefinite
132
Class B foam specifications:
Compatible with _______________
Cannot be used for _______________
Can be used with ______ or ______ water.
dry chemicals
subsurface injection
fresh, salt
133
Extricaiton equipment:
Step chocks (minimum of ____)
Ladder cribbing (minimum of _____)
Assortment of __________
three
one
4x4 cribbing
134
Water portable extinguisher:
______ gallon
Range _____
Rating _____
2 1/2
30 feet
2A
135
Carbon Dioxide (CO2)
____ pound CO2
Range _____
Rating _____
20
8 ft
10 B:C
136
Purple K (PKP) small size
____ pound
Range ______
Rating ______
Large size
____ pound
Range ______
Rating ______
18, 18 ft in 18 seconds, 80 B:C
30, 18 ft in 8 seconds, 20 B:C
137
The 30 pound Purple K extinguishers are "high flow" and can be identified by their _____________.
red handle
138
Some companies also carry ________________ extinguishers, effective on Class B and C fires.
sodium bicarbonate
139
If the drop exceeds 25% --> you may be able to pump a line of __________.
less GPM.
140
Smooth bore stacked tips nozzle pressure is 80 PSI.
Flow rate of each:
1 1/4" _____
1 3/8" _____
1 1/2" _____
1 3/4" _____
2" _____
400 GPM
500 GPM
600 GPM
800 GPM
1000 GPM
141
If the hydrant is already in use, make preparations and intial approach prior to shutting down the hydrant and disconnecting 5" hose. The goal is to shut down the hydrant for as short a period a possible, preferably less than _________.
One minute.
142
Full Hydrant Connection:
In most cases this will provide a ____ increase in water supply and can be accomplished by one crew memeber.
25%
143
In the event one engine is able to pump two 5" lines, the #2 passenger side discharge is preferred (it has ____ " piping with _____ " threads).
3", 2 1/2"
144
Try to place the engine within ______ ft of the FDC.
100 ft
145
Sprinkler Systems: PDP is _____ PSI.
150
146
Some sprinklered residences rely strictly on ____________ pressure and have no FDC.
water main pressure
147
Standpipe Systems:
Initial pump discharge pressure shall be _____ PSI.
100 PSI
148
Taller buildings may require two engines on-scene pumping in relay to achieve a working pressure to upper floors. The first engine pumps _____ PSI while the second engine (connected to the FDC) will receive ____ PSI and increase pressure to achieve an adequate water supply to the higher elevation.
100, 100
149
IF the FDC is blocked or inoperable, use a 2 1/2" double female and a Siamese to pump into the first floor standpipe outlet. Be sure to open the standpipe valve. _________________________ will not permit this technique.
Pressure reducing standpipe outlet valves
150
Operational Concerns with FDCs:
A ____ connection may be installed on multi-family residential buildings.
1 1/2"
151
High Pressure Private Systems:
If the pressure is too high even at idle....
Connect to the private hydrant and use the engine's pump as a _______________ only, leaving the pump disengaged.
distribution manifold
152
The maximum height for drafting is _____ ft, measured from the water surface to the _______ connection.
25 ft, steamer
153
Drafting:
If the surface of the water is more than ____ ft below the steamer do not expect to reach full pump capacity.
10
154
Drafting:
The static water source must be deep enough to allow for ____ " of strainer clearance from the bottom and ____ " below the water surface.
12", 18 "
155
Pneumatic primers are limited by ____________.
air supply only.
156
Shipboard Connections:
The standpipe will be located on the __________ of the ship.
main deck
157
Tankers are manufactured by Pierce and utilize a _______ or ________ pump.
Hale, Waterous
158
The _______________ valve and piping is larger than those installed on engines, enabling tanker to pump the rater capacity from the tank.
TANK TO PUMP
159
How much foam do JFRD tankers have?
75 gallons of AR-AFFF class B foam/25 gallons class A foam
160
JFRD tankers have a _____ inch quick-dump valve with a directional chute (and rear-mounted camera)
10 inch
161
Tanker shuttle considerations:
It takes ______ minutes to dump 2500 gallons of water from the quick dump valve.
2-3 minutes
162
Refill time for tankers when hooked up to the 2 direct fill inlets is approximately _____ minutes.
3
163
The recommended PDP for tanker filling is _____ PSI.
100
164
Consider a ___ minute time per tanker (travel time of ____ minutes, refill time of ______ minutes and a dump time of _____ minutes), one tanker can only maintain about ______ GPM. One additional tanker increases GPM to ______. (double)
10
5
2-3
2-3
250
500
165
Use a short section of _____ " PVC pipe to connect the basins, secured by simple backboard straps.
8-10 "
166
The earliest indication of cavitation is ________________.
fluctuating PDP.
167
When cavitation occurs, the pump is _____________ from the water.
"running away"
168
Whenever an increase in RPM does not result in a corresponding increase in PDP, you have _____________ your water supply.
maximized
169
If an increase in PDP does not result in an apparent increase in volume, you have reached ________________.
critical velocity.
170
Built-in intake relief valves have dump tubes fitted with ________ threads so a cap may be placed on the pipe if this is the supsected leak source.
2 1/2"
171
Fire hose shall be tested between ______ and _______.
5" and 6" hose shall be tested at a pressure of ______ PSI for _____ minutes continuous.
3" hose or less shall be tested per the marked service test pressure for ____ minutes continuously. If the service pressure is not indicated, test at _____ PSI for ____ minutes.
March 15th and April 15th
200, 5
5, 250, five
