Chapter 15 Flashcards
1
Q
New fire Apps are tested upon completion and for the periodically for its _____ service life
A
entire
2
Q
The two categories of testing are grouped as:
_______ and _______
A
preservice and performance tests
3
Q
The D/O is usually not involved with the _______ test, however knowledge of the criteria and standards for these tests with aid in understanding performance tests, which the D/O is often involved in.
A
preservice
4
Q
Preservice tests include:
1.
2.
3.
A
- manufacturers test
- pump certification test
- acceptance tests
5
Q
Performance test are conducted on an _______ basis and after _____ repairs
A
annual
major
6
Q
Apps undergo exptensive testing to ensure to ____ and the _____train work
A
pump and drivetrain
7
Q
Preperformance tests are grouped into 3 catagories:
1.
2.
3.
The purchaser should require these tests when writing specifications for the apparatus _____
A
- manufacturers test
- Certification tests
- and acceptance tests
Bid
8
Q
NFPA 1901, 1906 and 414 are commonly used as a basis for most apparatus ____ specifications. Failure to comply ususally results in a ______ by the purchaser
A
bid
rejection
9
Q
App manufacturer or certification tests are Normally done by ______(UL)
A
Underwriters laboratory’s
10
Q
Acceptance testing of an App is commonly done after delivery of an App but before ______ of the App. D/Os are usually a part of this
A
acceptance
11
Q
NFPA 1901 requirements state that a manufacturer needs to do a pump test, road test and a _______ test
A
hydrostatic test
12
Q
Road test is a preservice app manueuverability test designed to test _______ worthiness
A
road
13
Q
The road test is designed to be conducted at the same _____ it will be in service
A
weight
14
Q
The road test must not violate an traffic laws or vehicle codes.
A
15
Q
The road service must be ___, ____, ______ and _______
A
flat, dry, paved and in good condition
16
Q
The app must accelerate from a standing stop to 35mph in ______ seconds
A
25
17
Q
An app must achieve a maximum top speed of _____mph
A
18
Q
App must come to a complete stop within 35 feet when traveling ______mph
A
20
19
Q
A purchaser should write ________ requirements in the bid specifications. These are expected capabilities
A
performance
20
Q
a ________ test is a method that uses water under pressure to check integrity of pressure vessels
A
hydrostatic test
21
Q
A hydrostatic tests includes testing under pressure the pump body and the entire ______ and _____ piping system (with the exception of the tank fill and tank to pump lines)
A
intake and discharge
22
Q
a hydrostatic test is conducted a a minumum _____psi for _____ minutes
A
500 psi
10 minutes
23
Q
Pump certification tests are performed by an independant testing organization such as __________(UL)
A
Underwriters Laboratories
24
Q
Pump certification tests are performed at the __________ plant before final acceptance of the vehicle
A
manufacturers
25
Results of a pump test are stamped on a plate affixed to the pump ____ on the App
panel
26
NFPA requires a pump cert test is dont on Apps equipped with a fre pump of ______gpm to ______gpm
750-3000gpm
27
Any app with a water tank and a tank to pump must have a ____ flow test performed.
Water flow test
28
Water flow test determines the _____ of flow available for fire fighting
rate
29
_______ testing is conducted to demonstrate to the purchaser that the apparatus conforms to all bid specifications at the time of delivery
Acceptance testing
30
Acceptance testing should feature a _____ test in addition to the pump certification test that was previously conducted at the factory
pump
31
If during an acceptance test the app fails to perform to the requirements outlined in the bid specifications, it should be ____ by the purchaser. Provisions can be made to give the ________ a change to correct deficiencies or supply another App. Or purchaser can consider the order _____ and find another vender
rejected
manufacturer
void
32
In jurisdictions over ______ feet above sea level should have a pumping engine overload test performed. This ensures the engine develops the necessary ______ to operate at higher altitude
2,000 feet
power
33
Minimum performance testing includes:
Engine speed
pump shift indicator
Pump engine control interlock
priming system test
vacuum test
pumping test for fire pumps
overload test
pressure control test for fire pumps
intake relief valve system test
Gauge test flowmeter test
tank to pump flow test
34
Pumper performance testing can be done with a hydrant or static water supply, but a ______ water supply is preferred because it provides easier elevation for pump performance.
35
Drafting from static water source: pumps rated at 1,500gpm or less should have a maximum distance to the surface of the water to center line pump of _____ feet. 2,000 gpm pumps use a _____ foot maximum lift.
10 feet
6 foot
36
pumper performance testing should be done at an air temp of ____ to _____ degree F. The water temp should be _____ to ______degrees. Barametric pressure should be at least ____ inches of mercury when corrected to sea level. This is important because a 1 inch drop in barametric pressure will reduce static lift ______ foot
0-110 degrees
35 -90 degrees
29
1 foot
37
A minimum diameter discharge hose of _____inches must be used for the pump test.
2 1/2 inches
38
To monitor continued servicability of hose, mark may be scribed where to hose meet the _____. if the scribed mark moves more than ______ of an inch, stop the test and remove the hose.
coupling
3/8 of an inch
39
Performance tests are conducted at _____psi, _____psi, _____psi and ____psi
150 psi
165psi
200 psi and
250 psi Net Pump Discharge Pressure
40
When operating from draft, the Net Pump Discharge Pressure is different than the Pump Discharge Pressure because of the _____ loss in the intake hose and height of the _____
friction loss
lift
41
Hose test for a 1,250 GPM pump would be two 100 foot lines with a 1 3/4 inch nozzle and one 50 foot line with a 1 1/2 nozzle
42
Pressure Correction Formula
PC=Lift + Total Intake Hose Friction Loss
________________________________
2.3
43
When drafting, subtracting the Pressure correction from the Net Pump Discharge Pressure equals the Pump Discharge Pressure.
This is opposite than if on hydrant with residual pressure.
44
All performance test gauges must be calibrated within _____ days of the test.
60 days
45
Intake pressure gauge should be calibrated to a range of ____ inches HG to Zero for a Vacuum Gauge or _____inches Hg vacuum to ______psi for a compound gauge
30 inches
30 inches
150 psi for compound gauge
46
A gauge of ____ to at least ____psi must be used (+ or - 5% accuracy) to determine pump discharge
0 - at least 400psi
47
A pitot tube has a _____ edge and air chamber rated from 0 to at least ____ psi is required if a flowmeter is not used for test.
knife edge
160 psi
48
A flowmeter indicates flow in GPM within plus or minus _____% of accuracy.
5%
49
Flowmeters offer increased EFFICIENCY over a _____ gauge
Pitot
50
When using a flowmeter make sure it has been properly ______ to the manufacturers specifications
calibrated
51
You have to convert the pressure from the Pitot guage over to _____
GPM
52
To perform the Fire Pump Service test, personnel should wear ____. Also make sure that personnel are protected from any open _____ if using a test pit
PPE
manholes
53
During Fire Pump Test, monitor the air quality for the presence of ____
carbon monoxide
54
Engine Speed Check should be conducted under no-_____ conditions after ensuring all fluid _____ are within manufacturers recommendations.
load
levels
55
determine if the engine as running at the same ______ rate as when the engine was new
governed rate
56
Engine must run at same rate plus or minus _____rpms or be evaluated by a ________
50
qualified mechanic
57
A vacuum test evaluates the priming device, pump and the ______ for air leaks. This test is done first as pump won't work if it doesn't hold prime
intake hose
58
If pump fails to reach ____ inches of mercury remove app from service
22 inches
59
Connect the pressure gauge to the pressure side of the test fitting on the ____ panel
pump
60
______ all nozzles before doing the flow test
secure
61
attach a pitot gauge by _____ it to the nozzle
clamping
62
Priming System Test
Pumps with 1,250 capacity must be able to reach prime in _____ seconds. Those rated at 1500 must achieve prime in ____ seconds
30
45
63
Pumping Test
Tests overall operation of the _____ and fire pump
engine
64
A fixed pitot with a remote ______ capable of being read at the pump panel is recommended for the Pump Testing
gauge
65
Pitot blades should be held ____ the nozzle diameter from the end of the nozzle
1/2 the nozzle diameter
66
A pitot gauge held too close to the stream will register a reading _____ than the actually pressure
higher
67
A viberations during the pumping test should be _______ and reported
documented
68
The Pressure Control Test is done in a ______ part sequence:
1. Discharge Pressure Gauge and Flowmeter Op Test
2. Tank to Pump Flow Test
3. Internal _____ Relief Valve Test
3. Pressure
69
Any difference in reading of a flowmeter and pitot gauge more than ______% requires repair or replacement of the __________
10%
Flowmeter
70
A _____to_____test must be completed on any App with an onboard water tank.
tank to pump test
71
Pumpers with an onboard tank of 500 gallons or less must be capable of flowing ____gpm. Pumper with tank of greater than 500 gallons must flow as least ______gpm
250 gpm
500gpm
72
A discharge hoseline from a second ______ is connected to the intake of pumper tested. Pumper two increases pressure until the ______ on test pumper opens. That pressure when it opened should be compared to previous test results
intake relief
73
An app that receives lest than ____% of it's rated capicity should be ______ out of service or restored to original capabilities and _______ again
90%
taken
tested
74
Foam Proportioning Equipment Test
1. Testing foam to water concentration that the system and _______ are able to produce
2. Testing the rate at which foam concentrate is _____ in proportion to a known flow of water
equipment
consumed
75
The accuracy of a foam system must be tested before ______
delivery
76
Foam standard does NOT require it is tested every _____
year
77
4 methods for testing Foam Proportioning
1.Foam Concentrate Displacement Method
2. Foam Concentrate Pump Discharge Volume Method
3. Foam Solution Refractivity testing
4. Foam Solution Conductivity Testing
78
Water has different viscocity than ______ concentrate
foam
79
Foam Concentrate Displacement Method
This method checks the ______ of foam concentrate that is drawn through the system.
volume
80
Refractometer: Device used to measure the ammount of _____ concentrate in the solution. It measures the velocity of light that travels _____ the foam solution
through
81
Foam Solution Refractory test is acurate for ______ and ______ based foam solutions
Protein and Fluoroprotein
82
Refractory results are plotted on a graph in order to be ______
interpreted
83
Refractory test is done at ___, ____ or ____% foam concentration
1, 3 or 6%
84
Refractory test, one solution is exact, the other is 0.3% ______ and the other 0.3%_____
more
less
85
A refractory index sample is prepared by taking a few drops placing it on the prism, closing the cover plate and waiting _____to______ seconds
10-20 seconds
86
All results of refractory tests are plotted on a _______
graph
87
Foam Solution Conductivity Testing
is used to ensure the quality of synthetic based foam.
88
Due to the light color of synthetic based foams, ______testing is not an option
Refractory
89
Foam conductivity works by measuring the conductivity of _____ water and ______ concentrate
plain water
foam concentrate
90
Three types of conductivity testing:
1. Direct reading conductivity testing
2. Conductivity Comparison testing
3. Conductivity Calibration Testing
91
Conductiveity Comparison Testing Formula
Conductivity of Solution minus Conductivety of water
_________________________________
500
92
Vacuum test: Run priming device util test gauge shows ______ of mercury. Than compare App _____ gauge to the test gauge
22 inches
intake
93
During Vacuum test, prime than turn engine off. Listen for leaks. No more than ____ inches of vacuum should be lost in_______ minutes.
10 inches
5 minutes
94
Testing discharge gauges:
Increase throttle to _____psi than ____psi and finally _____ psi
150 psi
200 spi
250 psi
95
If master discharge gauge and any discharge pressure gauge are off more than ____% from the test gauge, you should recalibrate, repair or replace gauge
10%
96
Pressure control test. Pump at 200psi. The pump should deliver at least ____% of its rated volume capacity.
Increase to 250 psi and pump should operate at ____% of it's rated capacity.
70%
50%
97
Perform an overload test consisting of pumping rated capacity at _____psi for at least ____ minutes
165psi
5 minutes
98
In a tank to pump flow test, the minimum flow rate should be continuously discharge until _____% of the tank has been emptied
80%
