# Pumps Chapter 3 Flashcards Preview

## 03. Pump Operating Procedure > Pumps Chapter 3 > Flashcards

Flashcards in Pumps Chapter 3 Deck (41)
1
Q

From the Pump Manual:

The formula for calculation Engine Pressure (E.P.) is __________.

A

E.P. = N.P. + F.L. +/- E.

2
Q

From the Pump Manual:

What unit of measure is Engine Pressure (E.P.) calculated?

A

PSI, pounds per square inch

3
Q

From the Pump Manual:

What does N.P. stand for in the Engine Pressure formula?

A

Nozzle Pressure, for the appliance used

4
Q

From the Pump Manual:

What does F.L. stand for in the Engine Pressure formula?

A

Friction Loss, allowance in the hose line or lines supplying the appliance or assembly plus any allowance for friction loss in the appliance, assembly, or standpipe

5
Q

From the Pump Manual:

What does E. stand for in the Engine Pressure formula?

A

Elevation, allowance due to the location of the nozzle in relation to the pump

6
Q

From the Pump Manual:

What length of hose is friction loss provided for in charts?

A

100 feet of hose

7
Q

From the Pump Manual:

_______ pounds shall be ______for each foot of elevation that the nozzle is above the level of the pump.

A

8
Q

From the Pump Manual:

_______ pounds shall be ______for each foot of elevation that the nozzle is below the level of the pump.

A

one half (1/2) pound, deducted

9
Q

From the Pump Manual:

_______ pounds shall be added/subtracted for each story above/below the level of the pump.

A

Five (5)

10
Q

From the Pump Manual:

When calculating elevation for the ladder pipe, _________________________ shall be used as the basis for calculation.

A

11
Q

From the Pump Manual:

When there are more than two pumpers in line, an allowance of ___________ for this intake pressure is suitable.

A

20 pounds

12
Q

From the Pump Manual:

What is the pump pressure relay formula?

A

E.P. = 20 + F.L. +/- E.

13
Q

From the Pump Manual:

Maximum layout is the distance that the pump can supply the proper __________ and __________ for efficient operation

A

pressure, gallonage

14
Q

From the Pump Manual:

Hose is tested at __________ psi.

A

200

15
Q

From the Pump Manual:

1250 or 1500 GPM pump is most efficient at capacity with __________ psi discharge.

A

150

16
Q

From the Pump Manual:

When pumping the capacity of the pump, the maximum layout for a 1250 GPM pumplaying dual 3” lines is ________ feet.

A

350

17
Q

From the Pump Manual:

When pumping the capacity of the pump, the maximum layout for a 1500 GPM pump laying dual 3” lines is ________ feet.

A

250

18
Q

From the Pump Manual:

When pumping the capacity of the pump, the maximum layout for a 1250 GPM pumplaying a 3” / 4”line is ________ feet.

A

800

19
Q

From the Pump Manual:

When pumping the capacity of the pump, the maximum layout for a 1500 GPM pumplaying dual 3”/ 4” lines is ________ feet.

A

600

20
Q

From the Pump Manual:

Using a two pump operation, ________ pounds of pressure is used by the pumper at the source of supply.

A

125

21
Q

From the Pump Manual:

The maximum operating pressure shall be ________ PSI and layouts shall be controlled so that no pumper will be required to operate above this pressure.

A

300

22
Q

From the Pump Manual:

Where two or more pumping apparatus are supplying water to a heavy duty device or relaying water, each pumper shall deliver a proportional share of water based on _________________________.

A

the number of lines each pumper is supplying

23
Q

From the Pump Manual:

1 1/2” w/ fog nozzle (CVFSS): nozzle pressure, GPM and friction loss

A

75 psi, 125 GPM, 40 psi/100 ft

24
Q

From the Pump Manual:

1 1/2” cut off w/ 7/8” smooth bore: nozzle pressure, GPM and friction loss

A

50 psi, 160 GPM, 60 psi/100 ft

25
Q

From the Pump Manual:

1 1/2” cut off w/ 15/16” smooth bore: nozzle pressure, GPM and friction loss

A

50 psi, 180 GPM, 75 psi/100 ft

26
Q

From the Pump Manual:

Provide the GPMs for the following smooth bore tips: 1”, 1 1/8” and 1 1/4”.

A

210 GPM, 265 GPM, 325 GPM

27
Q

From the Pump Manual:

What is the nozzle pressure for the following smooth bore tips: 1”, 1 1/8” and 1 1/4”?

A

50 psi

28
Q

From the Pump Manual:

What is the nozzle pressure for the following smooth bore tips: 1 3/8”, 1 1/2”, 1 5/8”, 1 3/4” and 2”?

A

80 psi

29
Q

From the Pump Manual:

What is the GPM for the following smooth bore tips: 1 3/8”, 1 1/2”, 1 5/8”, 1 3/4” and 2”?

A

500 GPM, 600 GPM, 700 GPM, 800 GPM, 1000 GPM

30
Q

From the Pump Manual:

What is the friction loss for the cellar pipe?

A

50 psi

31
Q

From the Pump Manual:

What is the friction loss for the ladder pipe assembly (siamese, 100’ of 3”, ladder, pipe)?

A

50 psi

32
Q

From the Pump Manual:

What is the friction loss for a standpipe connection?

A

25 psi

33
Q

From the Pump Manual:

What is the friction loss for a monitor nozzle or wagon pipe?

A

20 psi

34
Q

From the Pump Manual:

What is the engine pressure for pumping a sprinkler system?

A

125 psi, unless otherwise ordered

35
Q

From the Pump Manual:

What is the engine pressure for pumping a combination sprinkler/standpipe system?

A

175 psi, until notified that a higher pressure is needed

36
Q

From the Pump Manual:

In a Metro standpipe system, it may take up to ______ minutes to expel air from the system.

A

five (5)

37
Q

From the Pump Manual:

<p>
\_\_\_\_\_\_\_\_ and \_\_\_\_\_\_\_\_\_ are available on a plate attached to the standpipe system riser connection to assist in calculating friction loss.</p>

A

<p>

| Elevation and length of systems run</p>

38
Q

From the Pump Manual:

Elevation and length of systems run are available on a plate attached to the ______________________.

A

standpipe system riser

39
Q

From the Pump Manual:

When filling a Metro standpipe system, _______ pressure should be used.

A

hydrant

40
Q

From the Pump Manual:

When the eductor is placed in service, the pressure should be _________ psi and the length of line limited to _________ feet.

A

200 psi, 200 feet

41
Q

From the Pump Manual:

To function properly in the foam position, the eductor requres a flow of atleast _________ GPM.

A

95 GPM