Vol. X Flashcards

1
Q

when setting up a portable ground monitor, the supply hose should be in a straight line for a distance of a least ____ ft.

A

10ft

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2
Q

horizontal rotation of a ground monitor should be limited to ____ in either direction

A

45 degrees

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3
Q

a ____ hitch should be used to secure the base of the ground monitor to the supply hose.

A

clove hitch

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4
Q

when the monitor is in the portable mode it should not be lowered below ____ degrees

A

25 degrees

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5
Q

what must be engaged to prevent horizontal swing of the ground monitor?

A

horizontal lock

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6
Q

hose clamps should be placed ___- ___ ft from apparatus.

A

10-15 ft behind the apparatus

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7
Q

NP, & gpm for penetrating nozzles

A

100psi, 95gpm

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8
Q

main cause of pump cavitation when pumping a hydrant?

A
  • trying to pump more water than the hydrant can supply

- using to small an intake hose

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9
Q

most critical gauges to be observed in pumping operation?

A

static & residual pump pressure, fuel, oil, eng. temp, rpm, & eng. pressure.

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10
Q

what should be done following a pumping operation

A

apparatus should be checked for any maintenance needs

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11
Q

a speed of ___ mph should not be exceeded when laying a supply line

A

15 mph to prevent damage to hose and apparatus.

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12
Q

minimum distance allowed to park by electrical lines involved in structure

A

30 ft

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13
Q

3 important things to consider as a forward pumper.

A
  • apparatus placement
  • fire conditions that may effect the operator
  • volume of pump water
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14
Q

3 important factors of a key pumper

A
  • hydrant capabilities
  • never pump higher than 150psi (intake pressure)
  • constant pressure on supply line
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15
Q

normal engine operating temp?

A

160-190 F.

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