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App Tech Test - Moreland > Pumping Apparatus Driver/Operator Handbook 2nd Edition > Flashcards

Pumping Apparatus Driver/Operator Handbook 2nd Edition Flashcards

1
Q

What are the three basic firefighting components common to almost every fire department pumper?

A

Fire pump, Water Tank, Fire Hose

P. 1

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2
Q

What is NFPA 1002?

A

Standard for fire apparatus driver qualifications

p.1

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3
Q

What is NFPA 1901?

A

Standard for Automotive Fire Apparatus

p.13

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4
Q

Minimum pump capacity for pumpers?

A

750 gpm

p.13

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5
Q

What NFPA # specifies the minimum portable equipment carried on all fire department pumpers?

A

NFPA 1901

p.13

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6
Q

What is a step-up transformer that converts the vehicle’s 12/24 volt DC current to 110-220 volt AC current?

A

Inverter

p.24

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7
Q

At what decibel should hearing protection be worn by personnel?

A

90 decibels

p.43

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8
Q

What is:

The load sequencer?

The load monitor?

and Load shedding?

A

Load sequencer - turns lights on in specified intervals to avoid all lights starting up at the same time

Load Monitor - watches the system for added electrical loads to prevent over loading

Load shedding - shutting down loads to prevent over loading

p.44

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9
Q

In general, steering wheel play should be no more than ____ degrees?

A

10 degrees

p.44

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10
Q

The braking test of new engine should be done at _____ mph and brought to a complete stop within ____ feet?

A

20mph and 35 feet

p.44

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11
Q

The parking brake should hold the apparatus at a grade of _____ percent?

A

20 percent

p.45

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12
Q

Air pressure for brakes should build to a sufficient pressure in _____ seconds of starting the vehicle?

A

60 seconds

p.45

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13
Q

Air horns are prevented from operating when air pressures are below ______ psi?

A

80 psi

p.45

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14
Q

The SAE number indicates the _____ of oil?

A

Viscosity

p.50

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15
Q

In what order do you attach batteries cables?

and in what order when taking off?

A

Red then black to attach.

Black then red when removing.

p.51

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16
Q

___% to ___% of all firefighter injuries and deaths are caused by vehicle collisions.

A

20 - 25 %

p.59

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17
Q

What is “total stopping distance?”

A

sum of the driver’s reaction distance and vehicles breaking distance

p.79

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18
Q

At what speed can an emergency vehicle out run its siren?

A

speeds above 50mph

p.85

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19
Q

When following other fire apparatus, you should be spaced _____ feet apart?

A

300-500 feet apart

p.86

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20
Q

What is the max distance for “tandem/dual” pumping?

A

300 feet

p.115

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21
Q

What is specific heat?

A

Measure of the heat absorbing capacity of a substance

p.136

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22
Q

What is a BTU?

A

amount of heat required to raise the temperature of 1 pound of water 1 degrees

p.136

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23
Q

What is latent heat of vaporization?

A

is the quantity of heat absorbed by a substance when it changes from a liquid to a vapor

p.137

24
Q

What is viscosity?

A

tendency of a liquid to possess internal resistance to flow

p.139

25
Q

What is specific gravity?

A

density of liquids in relation to water

p.139

26
Q

What are the three methods for moving water?

A

Direct pumping system, Gravity system, Combination system

p.152

27
Q

What is the recommended size for fire hydrant supply mains?

A

6 inches

p.157

28
Q

What are the four basic categories of master stream devices?

A

Monitor, Turret Pipe, Deluge Set, Elevated master stream

p.172

29
Q

What are the two types of flowmeters?

A

Paddle Wheel and Spring Probe

p.252

30
Q

Flow meters should be accurate to what percent?

A

+/- 3%

p.253

31
Q

Which pump can pump air?

A

Positive displacement pumps

p.266

32
Q

What are the five pump mounting and drive arrangements?

Which is most common?

A

Auxiliary, Power Take Off (PTO), Front Mounts, Midship, and Rear Mount

Midship

P.282

33
Q

What PSI is are the internal piping system on an engine rated for?

A

500psi

p.286

34
Q

Per NFPA 1901, valves on intakes or discharges that are 3” or larger shall be equipped with slow acting valve. This prevents it from opening or closing in less than _____ seconds.

A

3 seconds

p.291

35
Q

What are the three primer types?

A

Positive displacement, exhaust, and vacuum

p.299

36
Q

As the vacuum reading approaches ____ inches/psi, the pump is near max capacity.

(negative pressure due to drafting)

A

20

p.303

37
Q

Do not allow the incoming pressure from a hydrant to drop below _____ PSI.

A

20 psi

p.324

38
Q

When using 2.5” or 3” lines off of a hydrant, it is recommended that the lines be no longer than _____ feet.

A

300 feet

p.327

39
Q

What is the maximum amount of vacuum that most pumps can develop?

A

22 inches/psi

p.337

40
Q

What is cavitation?

A

when more water is going out than coming in

p.337

41
Q

What is the maximum theoretical lift for a draft?

A
  1. 8 feet

p. 337

42
Q

How much water do you need around a strainer?

A

2 feet all around

p.338

43
Q

Low level strainers can draft in how little water?

A

2 inches of water

p.339

44
Q

At 20’ of lift, the amount of water that can be supplied is only about ____ precent of the rated capacity of the pump.

A

60 percent

p.341

45
Q

Your pressure gauge should read 1 inch (negative pressure) for every _____ feet of lift?

A

1 foot

p.344

46
Q

How to calculate adequacy of a stream?

A

Q = A x V x 7.5

Q = Flow in GPM
A = Area in feet (width x depth)
V = velocity in ft/min
7.5 = number of gallons in a square foot

p.383

47
Q

Drafting pits should be ____ many more gallons then the capacity of the apparatus water tank?

A

500 gallons more

p.440

48
Q

What is mechanical foam?

A

must be mixed with water and aerated with air before being used.

p.451

49
Q

In what three ways does foam work?

A

Separates, Cools, and Suppresses/Smothers

p.452

50
Q

What are the four ways foam can be proportioned?

A

Induction, Injection, Batch mixing, and Premixing

p.453

51
Q

What is foam induction?

A

proportioning foam with an educator

p.453

52
Q

What is foam injection?

A

proportioning with an external pump or head pressure

p.454

53
Q

What is batch mixing of foam?

A

Pouring it directly into the tank

p.454

54
Q

What is premixing of foam?

A

pre-measured portions of water and foam in a container

p.454

55
Q

What is the shelf life of class A foam?

A

20 years

p.457

56
Q

What is the shelf life of class B foam?

A

20-25 years

p.459

57
Q

What are the expansion rates of foam?

A

low expansion = 20:1

medium expansion = 20:1 - 200:1

high expansion = 200:1 - 1,000:1

p.460

App Tech Test - Moreland (5 decks)

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