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TB 55 > TB 55 > Flashcards

TB 55 Flashcards

1
Q

This ——- jacket hose consist of a ——% synthetic high tensile reinforced yarn circular woven in a —–configuration to maximize hose flexibility into aluminate left hand twist. ——is used for warp yarns and —— is used for Wolf yarns

A 
Single
100%
Twill configuration 
Polyester 
Nylon
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2
Q

Woven reinforcement totally encased in a matrix of O-Zone resistant synthetic —–rubber compound using a single “through the weave”intrusion process in a one piece construction

A

Nitrile

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3
Q

This process is used to —— possibilities of delamination

A

Eliminate

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4
Q

4 inch supply hose is provided with 4 inch lightweight high-strength —– alloy

A

Aluminum

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5
Q

Four” supply hose weight is ——per 50 foot section

A

49lbs

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6
Q

Hydrostatic test pressures ( BAKS)

A

Burst. 750psi
Acceptance. 500psi
Kink. 375psi
Service. 300psi

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7
Q

4 inch nitrile supply hose has a propensity to —–

A

Kink

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8
Q

Obvious kinks and bends should be removed —–to loading with water

A

Prior

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9
Q

If the line requires manipulation after it is been loaded with water, grasp the line from the ———using a proper hose grip

A

Outside of curve or bend

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10
Q

Testing annual service test pressure for this hose is ?

A

300 psi

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11
Q

Hose she’ll be tested before being placed on apparatus when

A

New or returned from shops

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12
Q

To test layout a maximum of 300 feet of hose to one pump outlet Bleed off any air in the line pressurize to —–PSI for blank —–minutes

A

300ft

5min

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13
Q

For annual host test complete and forward a F —- and make a journal entry

A

F-125

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14
Q

Hose Shellby identified with the fire station number and section numbers stamped on the —–couplings

A

Male

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15
Q

Stem the Firestation number first and the section from blank to blank

A

Left to right

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16
Q

Station numbers shall be applied Lengthwise with —–stencils starting 6 inches from both couplings

A

1 1/2

17
Q

When driving over a 4 inch hose approach from a blank degree

A

45

TB 55 (1 decks)

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