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06. SCBA > SCBA Manual Chapter 2 pp 13-22 - Sheet1 > Flashcards

SCBA Manual Chapter 2 pp 13-22 - Sheet1 Flashcards

1
Q

From SCBA:

What side of the SCBA backframe is the pressure reducer assembly located?

A

Left

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2
Q

From SCBA:

The redundant dual path reducing system, automatic transfer valve and over pressure relief valve are all components of what?

A

Pressure Reducer Assembly

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3
Q

From SCBA:

After air leaves the SCBA supply cylinder through the cylinder valve, it then travels into?

A

High pressure hose

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4
Q

From SCBA:

Air from the SCBA travels through the high pressure hose and then enters?

A

Pressure Reducing Regulator

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5
Q

From SCBA:

Air enters the pressure reducing regulator at what PSI?

A

Existing Cylinder Pressure

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6
Q

From SCBA:

The primary reducing circuit reduces the air pressure to what PSI?

A

100psi

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7
Q

From SCBA:

After the air pressure is reduced by the primary reducing circuit, air then travels into ___________ ____________ ____________ and then into ___________ __________ __________?

A

Low Pressure Hose and then into Mask Mounted Regulator

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8
Q

From SCBA:

When cylinder air pressure falls between ______ and ______psi a transfer valve opens allowing the secondary pressure reducing circuit to function

A

1000 & 1200

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9
Q

From SCBA:

When the primary pressure reducing circuit fails in the _________ position, a transfer valve opens allowing the secondary pressure reducing circuit to function.

A

Closed

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10
Q

From SCBA:

The secondary pressure reducing circuit reduces cylinder air pressure going to mask-mounted regulator to _______psi.

A

150psi

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11
Q

From SCBA:

The extra 50psi that’s supplied by the secondary pressure reducing circuit is used to activate what?

A

Vibralert Alarm

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12
Q

From SCBA:

The ________ _________ is an audible & tactile end of service life indicator.

A

Vibralert Alarm

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13
Q

From SCBA:

The outlet manifold of the pressure reducer assembly is the attachment point for the _______ pressure hose.

A

Low

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14
Q

From SCBA:

The outlet manifold of pressure reducer assembly is the attachment point for the low pressure hose and contains a resettable over pressure relief valve set at ______psi.

A

225psi

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15
Q

From SCBA:

The over pressure relief valve vents excess pressure to the ___________ to protect the low pressure hose and breathing regulator from pressure over 225psi should the primary reducing circuit fail in the open position.

A

Atmosphere

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16
Q

From SCBA:

When the relief valve on the outlet manifold opens, the air pressure supplied to the low pressure hose and breathing regulaotr will be between _______-_______psi.

A

185-225psi

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17
Q

From SCBA:

The Vibralert alarm will activate when less than __________% of the full pressure remains in the air supply cylinder.

A

0.25

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18
Q

From SCBA:

In the event the primary reducing valve fails in the ________ position and the secondary reducing circuit opens, air at over 225psi to enter the outlet manifold, the relief valve on the outlet manifold will open.

A

Open

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19
Q

From SCBA:

The air saver switch, spray bar and spring clip are a few of the compnents that make up the?

A

E-Z Flo Breathing Regulator

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20
Q

From SCBA:

The _________ __________ ___________reduces the air pressure supplied by the pressure reducer assembly before air enters the face piece.

A

Mask-mounted Breathing Regulator

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21
Q

From SCBA:

With proper seal, the Mask-mounted Breathing Regulator produces a pressure of approximately ______ to ______psi above atmospheric pressure inside the facepiece.

A

.036 to .054psi

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22
Q

From SCBA:

When the user breathes out, the integral exhalation valve vents the exhaled air, while maintaining _________ __________ inside the properly fitted facepiece.

A

Positive Pressure

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23
Q

From SCBA:

Inhaling sharply into your mask, with the cylinder valve on, will release the _________ _________ ___________ and allow air to flow.

A

Air Saver Switch

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24
Q

From SCBA:

The component of the mask that helps keep the lens free of condensation is called the what?

A

Spray Bar

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25
Q

From SCBA:

The Spray Bar is comprised of _________ holes and is located in the upper part of the regulator assembly.

A

Nine (9)

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26
Q

From SCBA:

The ______ _________ is located on the right side of the regulator assembly and is used to secure the facepiece to the regulator.

A

Spring Clip

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27
Q

From SCBA:

When opening the purge valve, air is allowed to enter the facepiece through the _______ _________.

A

Spray Bar

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28
Q

From SCBA:

When the purge valve is in the off position, the indicator knob shall be pointed in what position?

A

Twelve-O’clock

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29
Q

From SCBA:

Which component of the facepiece and mask-mounted breathing regulator may be used momentarily to de-fog the mask?

A

Purge Valve

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30
Q

From SCBA:

Leaving the purge valve open for one minute, how many cubic feet of air will be consumed?

A

4.4 Cubic feet

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31
Q

From SCBA:

Leaving the purge valve open for one minute, how many liters of air will be consumed?

A

125 Liters

32
Q

From SCBA:

True or False - The Vibralert Alarm will activate when the primary reducing valve has failed open and air at more than 225psi has entered the outlet manifold?

A

TRUE

33
Q

From SCBA:

When the primary reducing circuit has failed and the secondary pressure reducing circuit is now in operation, the SCBA wearer will be notified by what means?

A

The Vibralert Alarm

34
Q

From SCBA:

This component provides a visual monitor of the air supply in the cylinder and valve assembly.

A

Heads-Up Display

35
Q

From SCBA:

How many lights are used on the SCBA’s heads-up display?

A

Five (5)

36
Q

From SCBA:

A red light, found to the far right of the heads-up display indicates what?

A

Low Battery

37
Q

From SCBA:

How many rectangular lights are used on the SCBA’s heads-up display?

A

Four (4)

38
Q

From SCBA:

When air-pak is turned on, the heads-up display will initialize and illuminate all five (5) lights for how many seconds?

A

20 Seconds

39
Q

From SCBA:

Two green lights glowing near the center of the heads-up display indicate what level of air remaining in SCBA cylinder?

A

Full SCBA Cylinder

40
Q

From SCBA:

A single green light glowing on the heads-up display indicates what level of air remaining in SCBA cylinder?

A

Three-Quarters

41
Q

From SCBA:

A yellow light that is flashing slowly at once a second indicates what level of air remaining in SCBA cylinder?

A

One-Half

42
Q

From SCBA:

A red light flashing at ten (10) times per second on the far left of the heads-up display indicates what level of air remaining?

A

One-Quarter

43
Q

From SCBA:

The control console with remote pressure gauge assembly is located on the ________ shoulder strap of the Scott Air-Pak Fifty.

A

Right

44
Q

From SCBA:

A _________ sensor is installed in the Control Console with Remote Pressure Gauge Assembly to detect ambient light conditions to either dim or brighten the HUD lights.

A

Photodiode

45
Q

From SCBA:

This is used to monitor remaining air supply and control the functions of the Pak-Alert SE Distress Alarm?

A

Control Console with Remote Pressure Gauge Assembly

46
Q

From SCBA:

As required by NFPA _______, the Control Console with Remote Pressure Gauge Assembly also must be equipped with a data logging feature.

A

NFPA 1982

47
Q

From SCBA:

The data logging feature of the Control Console with Remote Pressure Gauge Assembly records the date and time of the most recent __________ events.

A

Two Thousand

48
Q

From SCBA:

The data logging feature of the Control Console with Remote Pressure Gauge Assembly maintains a running log of _______ data events, which are?

A

Seven Data Events, which are Start-up, Sensing to pre-alarm, Pre-alarm to full-alarm, Manual reset, Manual alarm, Low Battery, Sensing to Off

49
Q

From SCBA:

To avoid radio frequency interference members shall keep antennas of hand-held radios at least _______ inches away from the Control Console with Remote Pressure Gauge assembly.

A

Six (6)

50
Q

From SCBA:

________ __________ __________ may cause the Control Console with Pressure Gauge assembly to malfunction and result in a non-working distress alarm which may not sound if the user stops moving.

A

Radio Frequency Interference

51
Q

From SCBA:

What does PASS stand for?

A

Personal Alert Safety System

52
Q

From SCBA:

If no motion is sensed for _____ seconds, the Pak-Alert SE will signal pre-alarm condition

A

20 Seconds

53
Q

From SCBA:

If no motion is sensed for _____ seconds, the Pak-Alert SE will signal full-alarm condition

A

30 Seconds

54
Q

From SCBA:

The Pak-Alert SE can be placed in monitoring mode either automatically by turning on the SCBA, or manually by?

A

By pressing the manual alarm button and then resetting the alarm by pressing the reset button twice

55
Q

From SCBA:

With fresh alkaline batteries, the Pak-Alert SE will stay in monitoring mode for how many hours?

A

1000 Hours

56
Q

From SCBA:

With fresh alkaline batteries, the Pak-Alert SE will stay in full alarm for how many hours?

A

8 Hours

57
Q

From SCBA:

The Scott Air-Pak Fifty is certified for use with the _____________ facepieces?

A

AV 2000

58
Q

From SCBA:

True or False - A small AV 2000 facepieces polycarbonate lens is the same as the polycarbonate lens on an extra-large AV 2000 facepiece?

A

TRUE

59
Q

From SCBA:

The department issues each member one of three sizes of an AV 2000 facepiece, what are they?

A

Small, Large, Extra-Large

60
Q

From SCBA:

Differences in sizes of the AV 2000 facepieces are determined how?

A

By the Chevron Seal

61
Q

From SCBA:

How many speaking diaphragms are built into the AV-2000 facepiece?

A

Two (2)

62
Q

From SCBA:

The head harness is attached to ____ points on the AV-2000 facepiece and is made of _________.

A

Four (4), Kevlar

63
Q

From SCBA:

To transmit via radio when wearing the AV-2000, place the radio microphone about _____ away from and in line with a speaking diaphragm, and speak normally.

A

1/2 Inch

64
Q

From SCBA:

Damaged facepieces must be tagged with the ________ ________ _________ _________ and taken to the Mask Room for repair/replacement.

A

SCBA Repair Request Form

65
Q

From SCBA:

True or False - The screws used to attach the head harness to the lens of an AV-2000 facepiece are held in place by a single-use thread locking compound.

A

TRUE

66
Q

From SCBA:

True or False - Members are responsible for making repairs to damaged facepieces, or facepieces that have loose or missing hardware?

A

FALSE

67
Q

From SCBA:

IDLH stands for what?

A

Immediately Dangerous to life and Health

68
Q

From SCBA:

Pak-Tracker Firefighter Locator System consists of two parts, what are they?

A

Pak-Tracker Locator Transmitter & the Hand-Held Receiver (HHR)

69
Q

From SCBA:

The sensor module and Pak-Tracker locator trnsmitter is located at the __________ of the backframe, between the _________ _________ and the backframe.

A

Bottom, Cylinder Valve

70
Q

From SCBA:

How many, and what are the size of the batteries used in the Sensor Module Assembly with Pak-Tracker Locator Transmitter?

A

Six (6), “AA” Batteries

71
Q

From SCBA:

Flashing green lights on the Sensor Module assembly indicate what?

A

Normal Operation

72
Q

From SCBA:

An orange light flashing once per second on the Sensor Module assembly indicates what?

A

Low Battery

73
Q

From SCBA:

An orange light flashing (alternately) on the Sensor Module assembly indicates what?

A

Low Air 1/4 Cylinder

74
Q

From SCBA:

Alternately flashing red lights on the Sensor Module assembly indicates what?

A

PASS Pre-Alarm

75
Q

From SCBA:

Simultaneously flashing red lights on the Sensor Module assembly indicates what?

A

PASS Full-Alarm

76
Q

From SCBA:

True or False - The Sensor Module Assembly has actual orange lights?

A

FALSE

06. SCBA (8 decks)

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