Chapter 15 - Appartus Testing Flashcards

1
Q

The two basic categories of testing are grouped as __________ and ___________ tests.

A

preservice and performance

p 515

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Which three NFPA standards are commonly used as a basis for most apparatus bid specifications?

A

NFPA 1901 - Standard for Automotive Fire Apparatus
NFPA 1906 - Standard for Wildland Fire Apparatus
NFPA 414 - Standard for Aircraft Rescue and Firefighting Vehicles

p 516

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

The _______ _______ is to be conducted with the vehicle loaded to the same weight as it will be when placed in service.

A

road test

p 516

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q
  • Preservice apparatus maneuverability tests designed to determine the road worthiness of a new vehicle.
A

Road Tests

p 516

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Road Test

  • The apparatus must accelerate to ____ mph from a standing start within ____ seconds. The test is conducted in two runs in opposite directions.
A

35 mph / 25 seconds

p 516

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Road Test

  • The apparatus must achieve a maximum top speed of ____ mph. This requirement may be waived for vehicles not designed for use on public roadways.
A

50 mph

p 516

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Road Test

  • The apparatus must come to a full stop from _____ mph within ____ feet.
A

20 mph / 35 feet

p 516

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

If special requirements are sought from the apparatus manufacturer, the purchaser should write them into the bid specifications as ____________ ___________ as opposed to engineering or equipment specifications.

A

performance requirements

p 516

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

A ____________ test is performed to ensure that the pump and associated piping are capable of withstanding high pressure pumping demands.

A

hydrostatic test

p 517

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

The pump body as well as the entire intake and discharge piping system, with the exception of the tank fill and tank-to-pump lines on the tank side of the valves, are subjected to a minimum hydrostatic test pressure of ______ psi of a minimum of ____ minutes.

A

500 psi / 10 minutes

p 517

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

______ ___________ tests are performed by an independent testing organization such as Underwriters Laboratories, and are designed to ensure that the fire pump will operate as designed on the completed apparatus.

A

Pump certification

p 517

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

For apparatus equipped with an onboard water tank, a ______-____-______ flow test must also be performed.

A

tank-to-pump

p 517

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q
  • Procedure used to determine the rate of water flow available for fire fighting at various points within the distribution system.
A

Fire Flow Testing

p 517

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

______________ testing is conducted to demonstrate to the purchaser that the apparatus conforms to all bid specifications at the time of delivery.

A

Acceptance testing

p 517

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

The requirements for fire department service testing are contained in NFPA ?

A

NFPA 1911 - Standard for the Inspection, Maintenance, Testing and Retirement of In-Service Fire Apparatus

p 518

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

Based on NFPA 1911, a pumper must be performance tested at least ______ each year, or whenever it has undergone a major ______ or ___________ repair.

A

once / pump or powertrain

p 518

17
Q

Although the NFPA 1911 standard allows performance testing to be conducted using a hydrant or static water supply, many jurisdictions prefer a _______ ________ source because it will provide easier evaluation for pump performance.

A

static water

p 518

18
Q

Site considerations for pumper performance tests:

The water level of the static source must be at least ____ feet deep, with the strainer submerged at least ____ feet below the surface.

A

4 / 2

p 518

19
Q

Site considerations for pumper performance tests:

The distance of the centerline of the pumper intake above the surface of the water is based on its __________. For pumps rated at 1500 gpm or less, ____ feet is the maximum distance, while 2000 gpm pumps use a ____ foot maximum lift.

A

capacity / 10 / 6

p 518

20
Q

Site considerations for pumper performance tests:

The air temperature when testing is conducted should be between ____ ^F and ____^F. The water temperature should be between ___ ^F and _____ ^F. The barometric pressure should be at least ____ inches of mercury when corrected to sea level.

A

0 and 110 / 35 and 90 / 29 inches

p 518-519

21
Q

A 1-inch drop in barometric pressure reduces the static lift of a pumper by approximately ___ ______.

A

1 foot

p 519

22
Q

Net pump discharge pressure is the difference between the ________ pressure and the __________ pressure. Performance tests are conducted at _____ psi, _____psi, ______ psi and _____ psi net pump discharge pressure.

A

intake / discharge / 150, 165, 200 and 250

p 519

23
Q

______ marks around couplings are used to determine if a hose should be taken out of service. If the ______ mark is found to have moved away more than _____ of an inch from the coupling, stop the test and replace the hose.

A

scribe / scribe / 3/8 inch

p 519-520

24
Q

NFPA _____ specifies that all gauges used for service testing must be calibrated within _____ days of the testing.

A

1911 / 60

p 521

25
Q

A __________, which indicates flow in gallons per minute, within plus or minus _____ precent of accuracy, offers increased efficiency over a pitot gauge when determining flow from nozzles during a pump test.

A

flowmeter / five

p 522

26
Q

An ________ _______ check should be conducted under no-load conditions after ensuring all fluid levels are within manufactures recommendations.

A

engine speed check

p 523

27
Q
  • Instrument that indicates the rotational speed of a shaft in revolutions per minute (rpm); usually used to indicate engine speed.
A

Tachometer

p 523

28
Q

A _________ test evaluates the priming device, pump, and intake hose for air leaks.

A

vacuum test

p 523

29
Q

Vacuum Test

if the pump fails to reach ____ inches of mercury, remove the apparatus from service until repairs can be made.

A

22 inches

p 523

30
Q

Priming system test:

According to NFPA 1911, fire pumps of 1250 gpm capacity must achieve prime in ____ seconds or less, and those rated at 1500 gpm must be primed within ____ seconds.

A

30 / 45

p 524

31
Q

The _________ test evaluates the overall operation of the engine and fire pump.

A

pumping

p 524

32
Q

Flowmeter operational tests:

The difference in readings between the flowmeter and pitot gauge must not be more than _____ percent. Any reading beyond those margins requires repair or replacement of the ?

A

ten / flowmeter

p 525

33
Q

Tank to pump flow test:

Pumpers with an onboard tank capacity of 500 gallons or less must be capable of flowing _____ gpm from their onboard tank. Pumpers with a capacity of greater than 500 gallons must be capable of flowing at least ______ gpm.

A

250 / 500

p 525-526

34
Q

During the testing process the pumper must not show signs of _____________, ________ loss, or other ____________ issues.

A

overheating / power / mechanical

p 526

35
Q

Reviewing test results

Any apparatus that achieves results less than _____ percent of its originally rated capabilities has two options for continued use: It may be placed out of service and restored to its original ____________ and tested again, or the apparatus may be given a lower __________ based on the results of the most recent testing.

A

90 / capabilities / rating

p 526

36
Q

This method checks the volume of foam concentrate that is drawn through the system to determine the accuracy of the proportioning equipment ?

A

Foam Concentrate Displacement Method

p 527

37
Q
  • Device used to measure the amount of foam concentrate in the solution; operates on the principle of measuring the velocity of light that travels through the foam solution.
A

Refractometer

p 528

38
Q

A foam solution _____________ test ensures the quality of a foam solution after it has been created by a foam proportioning system. This test is accurate for ________ and ______________ based solutions.

A

refractivity / protein and fluoroprotein

p 528

39
Q

______________ testing is used to ensure the quality of synthetic based foam produced by various foam proportioning systems and equipment.

A

Conductivity

p 529