Tools 1 Pressurized Water Extinghisher Flashcards

0
Q

Freezing weather what should be done with extinguisher

A

Placed in apparatus cab or other warm area if the unit will be operating for extended period

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1
Q

Description

A

30 lbs
2 1/2 gallons
Operating pressure 100 psi at 70 degrees
Water expels in 55 seconds

Class A fires

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2
Q

Two types

A
  1. Extinguishers with Schrader valve connection
    Directly to valve handle
  2. Those with no Schrader valve
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3
Q

When should be hydrostatically tested

A

5 year intervals or any time extinguisher shows evidence of corrosion or mechanical damage

If extinguisher hydrostatic date greater than 5 years .. Extinguisher OOS

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4
Q

When using extinguisher with finger over nozzle this should only be used for

A

Small smoldering fires where there is no detachable thermal draft created by fire

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5
Q

Water extinguisher should be inspected

A

Daily and after use

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6
Q

When charging extinghusier it should be charged to what psi

A

100 psi

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7
Q

Never charge over

A

125 psi

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