Wfm Vol. 3b
- 1.
What positions are on the pump control switch?
- A.
HAND/OFF.
- B.
HAND/AUTO.
- C.
HAND/OFF/AUTO.
- D.
HAND/OFF/MANUAL
Correct Answer
C. HAND/OFF/AUTO. -
- 2.
The pressure/flow recorder indicates which of the following?
- A.
System pressure and issue flow rate.
- B.
System pressure and issue/return flow rates.
- C.
Issue/return flow rates and tank liquid level.
- D.
Filter/separator differential pressure and tank liquid level.
Correct Answer
B. System pressure and issue/return flow rates. -
- 3.
Most emergency service calls involve
- A.
Electrical shorts.
- B.
No fuel delivery.
- C.
Minor leaks.
- D.
Jammed valves.
Correct Answer
B. No fuel delivery. -
- 4.
How many hydrant outlets are served by each Panero pit?
- A.
1
- B.
2
- C.
3
- D.
4
Correct Answer
A. 1 -
- 5.
When operating normally, what part on the 302AF fueling/defueling valve restricts the flow of fuel in the control tubing and will not close?
- A.
Ejector strainer.
- B.
CV flow control.
- C.
Pressure relief control.
- D.
Pressure-reducing control.
Correct Answer
D. Pressure-reducing control. -
- 6.
A damaged diaphragm on the pressure reducing control is indicated by
- A.
An uncontrolled downstream flow.
- B.
A fuel leakage from the vent port.
- C.
Uncontrolled downstream pressure.
- D.
Fuel leaking from the disc removal plug.
Correct Answer
B. A fuel leakage from the vent port. -
- 7.
What component closes the main valve of the 302AF fueling/defueling valve when there is excess flow at the hydrant outlet?
- A.
CRD.
- B.
CDHS–3.
- C.
Loading CRL.
- D.
CV flow control.
Correct Answer
B. CDHS–3. -
- 8.
The primary purpose of the orifice plate on the 302AF fueling and defueling valve is to create differential
- A.
Pressure to operate the CDHS–2.
- B.
Pressure to operate the CDHS–3.
- C.
Flow to operate the CDHS–2.
- D.
Flow to operate the CDHS–3.
Correct Answer
B. Pressure to operate the CDHS–3. -
- 9.
During refueling, which 302AF fueling and defueling valve component holds the defuel side of the main valve inlet closed?
- A.
Loading CRL
- B.
CDHS–3
- C.
Solenoid.
- D.
Hytrol.
Correct Answer
B. CDHS–3 -
- 10.
The first adjustment you make, when setting the pressure on the 302AF fueling and defueling valve, is establishing a pressure gauge reading of 10 psi above the desired delivery
- A.
Pressure-reducing control (CRD) clockwise.
- B.
Loading pressure-relief control (CRL) clockwise.
- C.
CRD counterclockwise.
- D.
Loading CRL counterclockwise.
Correct Answer
A. Pressure-reducing control (CRD) clockwise. -
- 11.
What delivery pressure causes the fueling side, of the 302AF fueling and defueling valve, to close when turning the adjusting screw on the loading pressure relief control counterclockwise?
- A.
5 psi above normal inlet pressure.
- B.
5 psi above normal operating pressure.
- C.
10 psi above normal inlet pressure.
- D.
10 psi above NOP.
Correct Answer
B. 5 psi above normal operating pressure. -
- 12.
Approximately how long do you want it to take the fueling valve to open when you adjust the CV flow control on the 302AF fueling and defueling valve?
- A.
10 seconds.
- B.
20 seconds.
- C.
30 seconds.
- D.
40 seconds.
Correct Answer
B. 20 seconds. -
- 13.
What components are energized when you place a magnet on the refuel contact points at the hydrant in the modified Panero system?
- A.
The 302AF electrical solenoid only.
- B.
The deep-well pump only.
- C.
The 302AF solenoid and the defueling pump.
- D.
The deep-well turbine pump and 302AF electrical solenoid.
Correct Answer
D. The deep-well turbine pump and 302AF electrical solenoid. -
- 14.
To remedy a leakage on the Philadelphia hydrant adapter, which one of the following would you usually replace?
- A.
The coupling poppet.
- B.
The vacuum breaker.
- C.
The flange gasket.
- D.
The solenoid.
Correct Answer
C. The flange gasket. -
- 15.
How many manual valves are found in the lateral control pit of the Pritchard system?
- A.
1
- B.
2
- C.
3
- D.
4
Correct Answer
C. 3 -
- 16.
When you place a magnet on the defuel magnetic control switch, during defueling, the solenoids on the
- A.
Refueling control valve and defueling valve are energized.
- B.
Defueling control valve and the defuel pump are energized.
- C.
Rate-of-flow control valve and defuel pump are energized.
- D.
Defueling control valve and deep-well turbine pumps are energized.
Correct Answer
B. Defueling control valve and the defuel pump are energized. -
- 17.
What lateral control pit component automatically cuts off the defuel pump when a predetermined amount of inches of mercury is reached?
- A.
Solenoid control switch.
- B.
Pump circuit breaker.
- C.
Vacuum control switch.
- D.
Panel selector switch.
Correct Answer
C. Vacuum control switch. -
- 18.
When the cover chamber pressure of the 90AF–8 refueling control valve is at least as great as the inlet pressure, the valve will
- A.
Pulsate.
- B.
Modulate.
- C.
Open fully.
- D.
Close tightly.
Correct Answer
D. Close tightly. -
- 19.
If the cover chamber pressure on a 90AF–8 refueling control valve stays between the inlet and outlet pressure, the valve
- A.
Pulsates.
- B.
Modulates.
- C.
Opens fully.
- D.
Closes fully.
Correct Answer
B. Modulates. -
- 20.
What happens to auxiliary hytrols A and B, on the 90AF–8 refueling control valve, when excess flow trips the CDHS–3 pressure differential control?
- A.
A and B close.
- B.
A and B open.
- C.
A opens and B closes.
- D.
A closes and B opens.
Correct Answer
C. A opens and B closes. -
- 21.
The pressure relief control, on the 90AF–8 is set to
- A.
5 pounds per square inch (psi) higher than the normal operating pressure.
- B.
5 psi higher than the inlet pressure of the 90AF–8.
- C.
5 psi higher than the 51AF–4.
- D.
5 psi higher than the normal inlet pressure of the 51AF–4.
Correct Answer
A. 5 pounds per square inch (psi) higher than the normal operating pressure. -
- 22.
What pressure rate must you establish before setting the pressure relief control on the 90AF–8 refueling control valve?
- A.
2 to 3 pounds per square inch (psi) above normal downstream pressure.
- B.
2 to 3 psi above normal upstream pressure.
- C.
5 psi above normal downstream pressure.
- D.
5 psi above normal upstream pressure.
Correct Answer
C. 5 psi above normal downstream pressure. -
- 23.
Reference figure 2–7. Which of these would probably cause the 90AF–8 refueling control valve to open, then close?
- A.
Auxiliary hytrol A closing.
- B.
CDHS–3 tripping.
- C.
Solenoid never energized.
- D.
Pressure relief control set too high.
Correct Answer
B. CDHS–3 tripping. -
- 24.
Reference figure 2–7. If the 90AF–8 refueling control valve fails to control delivery pressure, which trouble could cause the problem?
- A.
The solenoid is not energized.
- B.
A ruptured diaphragm in hytrol A.
- C.
The CV flow control is not set properly.
- D.
The pressure relief control is set too low.
Correct Answer
D. The pressure relief control is set too low. -
- 25.
Which statement best describes what is removed from the strainer orifice used on the 50AF–2 pressure relief valve?
- A.
Only the primary jet.
- B.
Only the secondary jet.
- C.
The primary and secondary jets.
- D.
Neither the primary nor secondary jet.
Correct Answer
A. Only the primary jet. -
- 26.
How often should you check the 50AF–2 pressure relief valve to it is opening and relieving pressure?
- A.
Yearly
- B.
Semi-annually
- C.
Quarterly.
- D.
Monthly.
Correct Answer
B. Semi-annually -
- 27.
The standard pressure setting, on the 502AF–2 pressure valve’s pressure relief control (CRL), is based on the 90AF–8 refueling valve’s pressure of
- A.
2–3 psi above its normal operating pressure
- B.
2–3 psi above its normal inlet pressure
- C.
10 psi above its normal operating pressure.
- D.
10 psi above its normal inlet pressure
Correct Answer
D. 10 psi above its normal inlet pressure -
- 28.
The components of the 134AF defueling control valve include: a valve position indicator, solenoid
- A.
Flow clean strainer, and ejector.
- B.
Ejector, and pressure relief valve.
- C.
Orifice strainer, and pressure relief valve.
- D.
Orifice strainer, and pressure relief valve.
Correct Answer
A. Flow clean strainer, and ejector. -
- 29.
How often is the 134AF defueling control valve operationally inspected?
- A.
Monthly
- B.
Quarterly.
- C.
Semi annually.
- D.
Annually.
Correct Answer
B. Quarterly. -
- 30.
What condition exists when fuel leaks past the 134AF main valve disc and seat?
- A.
The 50AF–2 valve does not open.
- B.
Hydrant pressure becomes very high.
- C.
The defuel pump rotates slowly during refueling.
- D.
The refueling valve opens and closes.
Correct Answer
C. The defuel pump rotates slowly during refueling. -
- 31.
Which component on the 41AF rate-of-flow control valve causes the main valve to throttle?
- A.
Ejector.
- B.
Solenoid.
- C.
Hytrol check.
- D.
Differential control.
Correct Answer
D. Differential control. -
- 32.
To adjust the flow rate of the differential control on the 41AF rate-of-flow control valve, you must turn the adjusting screws
- A.
Clockwise for maximum spring tension.
- B.
Clockwise for minimum spring tension.
- C.
Counterclockwise for maximum spring tension.
- D.
Counterclockwise for minimum spring tension.
Correct Answer
D. Counterclockwise for minimum spring tension. -
- 33.
What is the probable cause when the 41AF–10 main valve opens during refueling?
- A.
Leakage through normally open solenoid valve.
- B.
Leakage through normally closed solenoid valve.
- C.
Leakage through solenoid valve during slow flow.
- D.
Check valve installed backwards.
Correct Answer
B. Leakage through normally closed solenoid valve. -
- 34.
When defueling stops, the 352AF hydrant adapter controls its own fuel level in order to
- A.
Keep moisture out of the system.
- B.
Prevent corrosion in the piping system.
- C.
Keep the fuel pressure from getting too high.
- D.
Prevent air from entering the installed piping system.
Correct Answer
D. Prevent air from entering the installed piping system. -
- 35.
At what maximum differential pressure, in pounds per square inch (psi) does the 352AF hydrant adapter’s automatic bypass valve open?
- A.
15
- B.
25
- C.
35
- D.
45
Correct Answer
C. 35 -
- 36.
After activating an emergency stop switch at the Type II hydrant outlet, you reset the system to refuel by
- A.
Placing the magnet on the refuel magnetic control station switch.
- B.
Placing the cover back on the emergency switch.
- C.
Manually resetting the controls in the lateral control pit.
- D.
Manually resetting the controls in the pumphouse control room.
Correct Answer
D. Manually resetting the controls in the pumphouse control room. -
- 37.
What type of ground rods are hydrant outlets grounded to in the piping system of the Type II Hydrant System?
- A.
Tin.
- B.
Cast steel.
- C.
Black iron
- D.
Galvanized/stainless steel.
Correct Answer
D. Galvanized/stainless steel. -
- 38.
How often is the 41AF–10 inspected?
- A.
Monthly.
- B.
Quarterly
- C.
Semiannually.
- D.
Annually
Correct Answer
C. Semiannually. -
- 39.
What are the low and high settings (pounds per square inch {psi}), respectively, for the pressure relief controls on the 51AF–4 valve?
- A.
5 psi and 5 psi above the CRL on the 90AF–8.
- B.
5 psi and 5 psi above the CRL on the 50AF–2.
- C.
10 psi and 5 psi above the CRL on the 90AF–8.
- D.
10 psi and 5 psi above the CRL on the 50AF–2.
Correct Answer
A. 5 psi and 5 psi above the CRL on the 90AF–8. -
- 40.
The primary purpose of having 5 psi in the lateral piping on the 51AF–4 rapid defuel valve is to
- A.
Relieve excess pressure during refueling.
- B.
Make sure the defuel piping stays full of fuel.
- C.
Make sure the hydrant outlet line stays full of fuel.
- D.
Prevent reverse flow during rapid flow defueling.
Correct Answer
C. Make sure the hydrant outlet line stays full of fuel. -
- 41.
Before adjusting the high pressure relief control on the 51AF–4 valve, you must also adjust the pressure reducing control (CRD) on the 90AF–8 valve to
- A.
2 psi above normal operating pressure
- B.
3 psi above normal operating pressure
- C.
5 psi above normal operating pressure
- D.
10 psi above normal operating pressure.
Correct Answer
C. 5 psi above normal operating pressure -
- 42.
According to the troubleshooting guide (fig. 2–23), which component has failed if fuel is bypassed during a fueling operation?
- A.
Solenoid failed to deenergize.
- B.
Solenoid failed to energize.
- C.
CV-flow control.
- D.
Low-pressure relief control.
Correct Answer
B. Solenoid failed to energize. -
- 43.
What type piping, 12 inches in diameter, is used in the hydrant loop of a Type III system?
- A.
Carbon steel, schedule 80S.
- B.
Carbon steel, schedule 40S
- C.
Stainless steel, schedule 20S.
- D.
Stainless steel, schedule 10S.
Correct Answer
C. Stainless steel, schedule 20S. -
- 44.
What type steel is used in the control tubing of the Type III system?
- A.
Copper.
- B.
Carbon
- C.
Galvanized
- D.
Seamless stainless.
Correct Answer
D. Seamless stainless. -
- 45.
At what differential pressure must the receiving strainer in the Type III system be cleaned?
- A.
3 psi
- B.
10 psi.
- C.
15 psi.
- D.
20 psi.
Correct Answer
B. 10 psi. -
- 46.
What is the standard American Petroleum Institute (API) rate and gallons per minute (gpm) of receiving filter separators used in the Type III system?
- A.
1529, 600 gpm
- B.
1529, 1200 gpm.
- C.
1581, 600 gpm.
- D.
1581, 1200 gpm.
Correct Answer
C. 1581, 600 gpm. -
- 47.
The 40–28G bypass valve opens and fuel bypasses the receiving separators when fuel is received from a cross-country pipeline on the Type III system. The differential pressure causing this action occurs when
- A.
15 psi is sensed across the receiving separator.
- B.
15 psi is sensed across the orifice plate on the receiving separator.
- C.
10 psi is sensed across the receiving separator.
- D.
10 psi is sensed across the orifice plate on the receiving separator.
Correct Answer
A. 15 psi is sensed across the receiving separator. -
- 48.
Reset the control panel.
- A.
Reset the control panel.
- B.
Clean the receiving strainer.
- C.
Manually reset the 40–28G.
- D.
Manually reset the CDHS–3A.
Correct Answer
D. Manually reset the CDHS–3A. -
- 49.
A gallons per minute displacement meter is used in the receiving line of a Type III system. Which type does it use?
- A.
600 positive.
- B.
1200 positive
- C.
600 non-positive
- D.
1200 non-positive
Correct Answer
B. 1200 positive -
- 50.
Where is the ball float for the 413AF–5A high-level shut-off valve on an operating storage tank located?
- A.
On top of the tank in the float well.
- B.
On top of the tank in the gauging well.
- C.
On the exterior side of the tank at the required shut-off height.
- D.
On the interior side of the tank at the required shut-off height.
Correct Answer
C. On the exterior side of the tank at the required shut-off height. -
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Jan 28, 2013Quiz Edited by
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