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Zebras > Inspection, Testing & Maintenance > Flashcards

Inspection, Testing & Maintenance Flashcards

1
Q

When was the first edition of NFPA 25 created

A

1992

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2
Q

“Approved” in NFPA means

A

Acceptable to AHJ

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3
Q

“Shall” in NFPA means

A

Has to be done

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4
Q

“Should” means in NFPA

A

Recommend practise

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5
Q

What are the 3 deficiency levels

A

Non-Critical
Critical
Impairment

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6
Q

Non-Critical deficiency means

A

It would not stop the sprinkler system from working

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7
Q

Critical deficiency means

A

Could stop sprinkler system from operating properly

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8
Q

Impairment means

A

System will not work at all

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9
Q

2 kinds of impairment are

A

Emergency impairment and pre planned impairment

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10
Q

Inspection means

A

Visual examination from ground level

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11
Q

Test means

A

Operation of a device/system to verify operation

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12
Q

What chapter in NFPA 25 is specifically for building owners

A

Chapter 4

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13
Q

Sprinklers inspected from floor level
_________.

A

Annually

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14
Q

Pipe and fittings inspected

A

Annually

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15
Q

Hangers inspected

A

Annually

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16
Q

Water flow alarms (electronic) inspected

A

Quarterly

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17
Q

Supervisory devices inspected

A

Quarterly

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18
Q

Hydraulic data plate inspected

A

Annually

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19
Q

Standard sprinklers require testing every ___ years

A

50

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20
Q

Sprinklers prior to ______ must be replaced

A

1920

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21
Q

Fast response sprinklers require testing every ____ years

A

20

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22
Q

Sprinklers in harsh environments require testing every ___ years

A

5

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23
Q

Dry sprinklers require testing every ____ years

A

10

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24
Q

How many heads will be sent for testing

A

4 heads or 1% of total heads

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25
Q

What device tests the heads

A

Plunge test apparatus

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26
Q

Water flow alarms (mechanical) to be tested

A

Quarterly

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27
Q

Water flow alarms (electronic) to be tested

A

Semi-Annual

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28
Q

Anti-freeze systems tested

A

Annually

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29
Q

Where are anti freeze systems tested from

A

Remote testing points

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30
Q

What devices are used to test anti freeze solution

A

Prism refractometer
Digital refractometer

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31
Q

Sprinklers protecting commercial cooking equipment shall be replaced

A

Annually

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32
Q

Hose houses inspected

A

Quarterly

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33
Q

What must be done when a fire hydrant has been replaced

A

Hydrostatic test, water flow test, proper drainage

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34
Q

Oil & filter must be replaced on a diesel engine fire pump driver

A

Annually or 50 hours

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35
Q

How much fuel must be maintained in a diesel fuel tank

A

2/3rds

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36
Q

Steel storage water tanks w/o corrosion protection must be inspected

A

Every 3 years

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37
Q

Unsupervised tank heating heating system to be inspected

A

Daily

38
Q

What must be done if Voids are discovered below the floor of tanks

A

Be filled with grout or sand

39
Q

When is fire watch required during impairment

A

When a system is out of service for more then 10 hours in a 24 hour period

40
Q

Where shall impairment tags be placed

A

FDC, system control valve, any other location required from AHJ

41
Q

Non critical deficiency tag colour

A

Yellow

42
Q

Critical deficiency tag colour

A

Orange

43
Q

Impairment tag colour

A

Red

44
Q

Two methods for flushing sprinkler piping are

A

Hydraulic method (flushing to ends of main and lines)

hydro-pneumatic method (through flushing connections back to riser)

45
Q

Hydrants to be inspected

A

Annually (warm weather)

46
Q

Reduced pressure assemblies & reduced pressure detector assembly to be visually inspected

A

Weekly (ensure differential sensing valve is not continuously discharging)

47
Q

Valves in locked position to be inspected

A

Monthly

48
Q

Gauges(air) are to be inspected

A

Monthly

49
Q

Gauges must be accurate within

A

3% of the full scale

50
Q

Gauges require replacement or testing every ____ years

A

5

51
Q

Hydraulic name plate inspected

A

Quarterly

52
Q

FDC inspected

A

Quarterly

53
Q

When shall the valve tamper switch send an alarm

A

Within 2 revolutions of a hand wheel or 1/5th of stem has moved from normal position

54
Q

Vane type and pressure switch type water flow devices should be tested

A

Semi annual

55
Q

When is each valve operated through is full range of motion

A

Annually

56
Q

Post indicator valves are opened until

A

Spring or torsion is felt in the rod

57
Q

Main drain test should be conducted

A

Annually

58
Q

Minimum temp for wet system and dry system enclosure

A

40F or 4C

59
Q

Main drain test should be conducted whenever

A

A main control valve is closed

60
Q

When sprinklers are 75+ years old, testing should occur at

A

5 year intervals

61
Q

Internal piping inspections should occur whenever

A

Debris are known or believed to be in system

62
Q

Dry pipe valve, (external) enclosure, trim, and other related components should be externally inspected

A

Monthly

63
Q

Priming level should be checked

A

Quarterly

64
Q

Low air pressure alarms should be tested

A

Quarterly

65
Q

QOD tested

A

Quarterly

66
Q

What type of water flow devices are prohibited with dry pipe valves

A

Vane type

67
Q

Pressure switch type water flow devices need to be tested at least

A

Semi annually

68
Q

Each DPV should be trip tested

A

Annually (partial trip test)

69
Q

Ice plug investigations should occur

A

Annually

70
Q

Air maintenance device to be tested

A

Annually

71
Q

DPV full flow trip test every

A

3 years, or whenever the DPV has been altered

72
Q

Air leakage test every

A

3 years

73
Q

Air leakage test consist of

A

1) 40 psi for 2 hours (3psi max loss)
2)normal system pressure for 4 hours, no low air pressure alarm

74
Q

Strainers, filters, restricted orfice is to be inspected internally every

A

5 years

75
Q

Internal piping system is to be inspected every

A

5 years

76
Q

MIC stands for

A

Microbiologically influenced corrosion

77
Q

What sealing material is permitted on clapper of DPV

A

Nothing. No grease or other materials are to be applied

78
Q

Frequency for inspecting internals of non metallic pipe

A

Not required

79
Q

Standpipe system flow test

A

5 years ( to verify the required flow and pressure at the most remote hose valve)

80
Q

Max temp for room containing spare heads

A

100F or 38C

81
Q

Fire dept. connection to be tested every

A

5 years

82
Q

Fire dept connection is to be tested at what pressure and for how long

A

150psi for 2hours

83
Q

Valves in sealed condition to be inspected

A

Weekly

84
Q

Valves being supervised inspected

A

Quarterly

85
Q

Air compressors inspected

A

Monthly

86
Q

Dry pipe valves inspected internally

A

Annually

87
Q

Valve room with Diesel fire pump must be at a temperature of

A

70F

88
Q

How many heads in a head box on a site with less then 300 heads

A

6

89
Q

How many heads in a head box with 300-1000

A

12

90
Q

How many heads in a head box with >1000 on site

A

24

91
Q

Minimum size flushing connection

A

1 1/4”

92
Q

Gauges (water) to be inspected

A

Quarterly

Zebras (7 decks)

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