Hoses Nozzles Fittings Flashcards

0
Q

Diameter of hose is measured

A

On the inside

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1
Q

Length of hose

A

Called a section

50 or 100 feet

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2
Q

Mechanical dryer

A

Warm air not hot

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3
Q

When should hose be exercised

A

Every 30 days

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4
Q

Rubber hose should should have water through it every

A

120 days

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5
Q

Hose exposed to acid should be

A

Scrubbed with baking soda and water and rinsed thoroughly

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6
Q

Hose exposed with oil

A

Scrubbed with a mild detergent and rinsed

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7
Q

Where not to dry hose

A

On hot pavement or direct sun

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8
Q

Once dried house should be

A

Rolled and sorted in cool dry place

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9
Q

Damaged hose is rolled

A

With the male end out

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10
Q

No repairable or contaminated hose

A

Disguard according to sops

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11
Q

Alloys used in couplings

A

Aluminum brass and magnesisun in different make ups

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12
Q

Strongest production process for producing couplings

A

Drop forged

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13
Q

Shank

A

Attaches hose to coupling

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14
Q

Lugs

A

Found on the female swivel and the male shank

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15
Q

Loosen a stuff coupling

A

Swish around in warm soapy water

16
Q

Male end points to the fire

Female end points home

A

Smooth knobby knobby

17
Q

Higbee cuts and indicators

A

Cuts are in the treads to prevent cross threading

Indicators are on the lugs for alignment with the cut

18
Q

3 lugs

A

Pin
Locker
Recessed

19
Q

Couplings

A

Stortzs sexless

Male and female threaded

20
Q

Stortzs

A

Have locks to prevent opening when line is charged

21
Q

Gaskets

A

Swivel gaskets changeable

Expansion ring gassket in the shank to pinch hose

22
Q

Butterfly valves

A

Quarter turn disk

23
Q

Gate valve

A

Gate moves up and down

24
Q

Clapper valve

A

Simeese disk on hinge to prevent back flow

25
Q

Simeese

A

Brings 2 lines into 1

2 females 1 male

26
Q

Wye

A

1 hose into 2

1 female 2 males

27
Q

Water thief

A

Equal size inlet and discharge plus 1 or more smaller discharges

28
Q

Double males an females

A

Reverse the flow or water

29
Q

Slippage allowed on new or replaced hose shanks

A

1/8 inch

30
Q

Hose testing

A

300 ft max must be same size

31
Q

Intake soft suction

A

Used for pressurized systems like hydrants

32
Q

Intake hard suction

A

Used for stages water sources

33
Q

3 types of clamps

A

Hydraulic press down screw down

Not used for pressure regulation

34
Q

Placing or clamp

A

20’ behind apparatus

Within 5 ft of male coupling